#' @title Prepare GDC data
#' @description
#'   Reads the data downloaded and prepare it into an R object
#' @param query A query for GDCquery function
#' @param save Save result as RData object?
#' @param save.filename Name of the file to be save if empty an automatic will be created
#' @param directory Directory/Folder where the data was downloaded. Default: GDCdata
#' @param summarizedExperiment Create a summarizedExperiment? Default TRUE (if possible)
#' @param remove.files.prepared Remove the files read? Default: FALSE
#' This argument will be considered only if save argument is set to true
#' @param add.gistic2.mut If a list of genes (gene symbol) is given, columns with gistic2 results from GDAC firehose (hg19)
#' and a column indicating if there is or not mutation in that gene (hg38)
#' (TRUE or FALSE - use the MAF file for more information)
#' will be added to the sample matrix in the summarized Experiment object.
#' @param mutant_variant_classification List of mutant_variant_classification that will be
#' consider a sample mutant or not. Default: "Frame_Shift_Del", "Frame_Shift_Ins",
#' "Missense_Mutation", "Nonsense_Mutation", "Splice_Site", "In_Frame_Del",
#' "In_Frame_Ins", "Translation_Start_Site", "Nonstop_Mutation"
#' @export
#' @examples
#' \dontrun{
#' query <- GDCquery(
#'   project = "TCGA-KIRP",
#'   data.category = "Simple Nucleotide Variation",
#'   data.type = "Masked Somatic Mutation"
#' )
#' GDCdownload(query, method = "api", directory = "maf")
#' maf <- GDCprepare(query, directory = "maf")
#'
#' }
#' @return A summarizedExperiment or a data.frame
#' @importFrom  S4Vectors DataFrame
#' @importFrom SummarizedExperiment metadata<-
#' @importFrom data.table setcolorder setnames
#' @importFrom GenomicRanges GRanges
#' @importFrom IRanges IRanges
#' @importFrom purrr map_chr
#' @author Tiago Chedraoui Silva
GDCprepare <- function(
        query,
        save = FALSE,
        save.filename,
        directory = "GDCdata",
        summarizedExperiment = TRUE,
        remove.files.prepared = FALSE,
        add.gistic2.mut = NULL,
        mutant_variant_classification = c(
            "Frame_Shift_Del",
            "Frame_Shift_Ins",
            "Missense_Mutation",
            "Nonsense_Mutation",
            "Splice_Site",
            "In_Frame_Del",
            "In_Frame_Ins",
            "Translation_Start_Site",
            "Nonstop_Mutation"
        )
){

    isServeOK()
    if(missing(query)) stop("Please set query parameter")

    test.duplicated.cases <- (
        any(
            duplicated(query$results[[1]]$cases)) & # any duplicated
            !(query$data.type %in% c(
                "Clinical data",
                "Protein expression quantification",
                "Raw intensities",
                "Masked Intensities",
                "Clinical Supplement",
                "Masked Somatic Mutation",
                "Biospecimen Supplement"
            )
            )
    )


    if(test.duplicated.cases) {
        dup <- query$results[[1]]$cases[duplicated(query$results[[1]]$cases)]
        cols <- c("tags","cases","experimental_strategy","analysis_workflow_type")
        cols <- cols[cols %in% colnames(query$results[[1]])]
        dup <- query$results[[1]][query$results[[1]]$cases %in% dup,cols]
        dup <- dup[order(dup$cases),]
        print(knitr::kable(dup))
        stop("There are samples duplicated. We will not be able to prepare it")
    }

    if (!save & remove.files.prepared) {
        stop("To remove the files, please set save to TRUE. Otherwise, the data will be lost")
    }

    # We save the files in project/data.category/data.type/file_id/file_name
    files <- file.path(
        query$results[[1]]$project,
        gsub(" ","_",query$results[[1]]$data_category),
        gsub(" ","_",query$results[[1]]$data_type),
        gsub(" ","_",query$results[[1]]$file_id),
        gsub(" ","_",query$results[[1]]$file_name)
    )

    files <- file.path(directory, files)

    # For IDAT prepare since we need to put all IDATs in the same folder the code below will not work
    # a second run
    if (!all(file.exists(files))) {
        # We have to check we moved the files
        if (
            unique(query$results[[1]]$data_type) == "Masked Intensities" |
            unique(query$results[[1]]$data_category) == "Raw microarray data"
        ){

            files.idat <- file.path(
                query$results[[1]]$project,
                gsub(" ","_",query$results[[1]]$data_category),
                gsub(" ","_",query$results[[1]]$data_type),
                gsub(" ","_",query$results[[1]]$file_name)
            )

            files.idat <- file.path(directory, files.idat)
            if (!all(file.exists(files) | file.exists(files.idat))) {
                stop(
                    paste0(
                        "I couldn't find all the files from the query. ",
                        "Please check if the directory parameter is right ",
                        "or `GDCdownload` downloaded the samples."
                    )
                )
            }
        } else {
            stop(
                paste0(
                    "I couldn't find all the files from the query. ",
                    "Please check if the directory parameter is right ",
                    "or `GDCdownload` downloaded the samples."
                )
            )
        }
    }

    cases <- ifelse(
        grepl("TCGA|TARGET|CGCI-HTMCP-CC|CPTAC-2|BEATAML1.0-COHORT",query$results[[1]]$project %>% unlist()),
        query$results[[1]]$cases,
        query$results[[1]]$sample.submitter_id
    )

    if (grepl("Transcriptome Profiling", query$data.category, ignore.case = TRUE)){

        if(unique(query$results[[1]]$experimental_strategy) == "scRNA-Seq"){
            #if (grepl("Single Cell Analysis", unique(query$results[[1]]$data_type), ignore.case = TRUE)){

            data <- readSingleCellAnalysis(
                files = files,
                data_format = unique(query$results[[1]]$data_format),
                workflow.type = unique(query$results[[1]]$analysis_workflow_type),
                cases = cases
            )
            return(data)
        } else {
            data <- readTranscriptomeProfiling(
                files = files,
                data.type = ifelse(!is.na(query$data.type),  as.character(query$data.type),  unique(query$results[[1]]$data_type)),
                workflow.type = unique(query$results[[1]]$analysis_workflow_type),
                cases = cases,
                summarizedExperiment
            )
        }
    } else if(grepl("Copy Number Variation",query$data.category,ignore.case = TRUE)) {
        if (unique(query$results[[1]]$data_type) == "Gene Level Copy Number Scores") {
            data <- readGISTIC(files, query$results[[1]]$cases)
        } else if (unique(query$results[[1]]$data_type) == "Gene Level Copy Number") {
            data <- read_gene_level_copy_number(
                files = files,
                cases = query$results[[1]]$sample.submitter_id,
                summarizedExperiment = summarizedExperiment
            )
        } else {
            data <- read_copy_number_variation(
                files = files, cases = query$results[[1]]$cases
            )
        }
    }  else if (grepl("Methylation Beta Value",unique(query$results[[1]]$data_type), ignore.case = TRUE)) {
        data <- readDNAmethylation(
            files = files,
            cases = cases,
            summarizedExperiment = summarizedExperiment,
            platform =  unique(query$results[[1]]$platform)
        )
    }  else if (grepl("Raw intensities|Masked Intensities",query$data.type, ignore.case = TRUE)) {
        # preparing IDAT files
        data <- readIDATDNAmethylation(
            files = files,
            barcode = cases,
            summarizedExperiment = summarizedExperiment,
            platform =  unique(query$results[[1]]$platform)
        )
    } else if (grepl("Proteome Profiling",query$data.category,ignore.case = TRUE)) {

        data <- readProteomeProfiling(files, cases = cases)

    } else if (grepl("Protein expression",query$data.category,ignore.case = TRUE)) {

        data <- readProteinExpression(files, cases = cases)

        if (summarizedExperiment) {
            message("SummarizedExperiment not implemented, if you need samples metadata use the function TCGAbiolinks:::colDataPrepare")
        }

    }  else if (grepl("Simple Nucleotide Variation",query$data.category,ignore.case = TRUE)) {

        if (grepl("Masked Somatic Mutation",query$results[[1]]$data_type[1],ignore.case = TRUE)){
            data <- readSimpleNucleotideVariationMaf(files)
        }

    }  else if (grepl("Clinical|Biospecimen", query$data.category, ignore.case = TRUE)){
        data <- read_clinical(files, query$data.type, cases = cases)
        summarizedExperiment <- FALSE
    } else if (grepl("Gene expression",query$data.category,ignore.case = TRUE)) {
        if (query$data.type == "Gene expression quantification")
            data <- read_gene_expression_quantification(
                files = files,
                cases = cases,
                summarizedExperiment = summarizedExperiment,
                genome = "hg38",
                experimental.strategy = unique(query$results[[1]]$experimental_strategy)
            )

        if (query$data.type == "miRNA gene quantification")
            data <- read_gene_expression_quantification(
                files = files,
                cases = cases,
                summarizedExperiment = FALSE,
                genome = "hg38",
                experimental.strategy = unique(query$results[[1]]$experimental_strategy)
            )

        if (query$data.type == "miRNA isoform quantification")
            data <- readmiRNAIsoformQuantification(
                files = files,
                cases = query$results[[1]]$cases
            )

        if (query$data.type == "Isoform expression quantification")
            data <- readIsoformExpressionQuantification(files = files, cases = cases)

        if (query$data.type == "Exon quantification")
            data <- readExonQuantification(
                files = files,
                cases = cases,
                summarizedExperiment = summarizedExperiment
            )

    }
    # Add data release to object
    if (summarizedExperiment & !is.data.frame(data)) {
        metadata(data) <- list("data_release" = getGDCInfo()$data_release)
    }


    if ((!is.null(add.gistic2.mut)) & summarizedExperiment) {
        message("=> Adding GISTIC2 and mutation information....")
        genes <- tolower(levels(EAGenes$Gene))
        if (!all(tolower(add.gistic2.mut) %in% genes)) {
            message(
                paste("These genes were not found:\n",
                      paste(add.gistic2.mut[! tolower(add.gistic2.mut) %in% genes],collapse = "\n=> ")
                )
            )
        }
        add.gistic2.mut <- add.gistic2.mut[tolower(add.gistic2.mut) %in% tolower(genes)]
        if (length(add.gistic2.mut) > 0){
            info <- colData(data)
            for(i in unlist(query$project)){
                info <- get.mut.gistc.information(
                    info,
                    i,
                    add.gistic2.mut,
                    mutant_variant_classification = mutant_variant_classification
                )
            }
            colData(data) <- info
        }
    }
    if("samples" %in% colnames(data)){
        if(any(duplicated(data$sample))) {
            message("Replicates found.")
            if(any(data$is_ffpe)) message("FFPE should be removed. You can modify the data with the following command:\ndata <- data[,!data$is_ffpe]")
            print(as.data.frame(colData(data)[data$sample %in% data$sample[duplicated(data$sample)],c("is_ffpe"),drop = FALSE]))
        }
    }


    if(save){
        if(missing(save.filename) & !missing(query)) save.filename <- paste0(query$project,gsub(" ","_", query$data.category),gsub(" ","_",date()),".RData")
        message(paste0("=> Saving file: ",save.filename))
        save(data, file = save.filename)
        message("=> File saved")

        # save is true, due to the check in the beggining of the code
        if(remove.files.prepared){
            # removes files and empty directories
            remove_files_recursively(files)
        }
    }

    return(data)
}

remove_files_recursively <- function(files){
    files2rm <- dirname(files)
    unlink(files2rm,recursive = TRUE)
    files2rm <- dirname(files2rm) # data category
    if(length(list.files(files2rm)) == 0) remove_files_recursively(files2rm)
}


read_clinical <- function(files, data.type, cases){
    if(data.type == "Clinical data"){
        suppressMessages({
            ret <- plyr::alply(files,.margins = 1,readr::read_tsv, .progress = "text")
        })
        names(ret) <- gsub("nationwidechildrens.org_","",gsub(".txt","",basename(files)))
    } else if(data.type %in% c("Clinical Supplement","Biospecimen Supplement")){
        ret <- plyr::alply(files,.margins = 1,function(f) {
            readr::read_tsv(f,col_types = readr::cols())
        }, .progress = "text")
        names(ret) <- gsub("nationwidechildrens.org_","",gsub(".txt","",basename(files)))
    }
    return(ret)
}


readSingleCellAnalysis <- function(
        files = files,
        data_format = NULL,
        workflow.type = NULL,
        cases = cases
) {

    if(data_format == "MEX" & workflow.type == "CellRanger - 10x Filtered Counts"){
        check_package("Seurat")
        ret <- plyr::llply(files,.fun = function(f){
            untar(tarfile = f,exdir = dirname(f))
            Seurat::Read10X(data.dir = gsub("\\.tar\\.gz","",f))
        },.progress = "time")
        names(ret) <- cases
    }

    if(data_format == "MEX" & workflow.type == "CellRanger - 10x Raw Counts"){
        ret <- plyr::llply(files,.fun = function(f){
            # uncompress raw file
            untar(tarfile = f,exdir = dirname(f))
            Read10X(data.dir = gsub("\\.tar\\.gz","",f))
        },.progress = "time")
        names(ret) <- cases
    }
    # TSV files
    if(data_format == "TSV"){
        ret <- plyr::llply(files,.fun = function(f){
            readr::read_tsv(f)
        },.progress = "time")
        names(ret) <- cases
    }

    if(data_format == "HDF5"){

        stop("We are not preparing loom files")
        # check_package("SeuratDisk")
        # check_package("Seurat")
        # ret <- SeuratDisk::Connect(filename = files, mode = "r")
        # ret <- Seurat::as.Seurat(ret)
        print(files)
    }

    # HDF5
    return(ret)
}

#' @importFrom tidyr separate
readExonQuantification <- function (
        files,
        cases,
        summarizedExperiment = TRUE
){
    pb <- txtProgressBar(min = 0, max = length(files), style = 3)
    assay.list <- NULL

    for (i in seq_along(files)) {
        data <- fread(files[i], header = TRUE, sep = "\t", stringsAsFactors = FALSE)

        if(!missing(cases)) {
            assay.list <- gsub(" |\\(|\\)|\\/","_",colnames(data)[2:ncol(data)])
            # We will use this because there might be more than one col for each samples
            setnames(data,colnames(data)[2:ncol(data)],
                     paste0(gsub(" |\\(|\\)|\\/","_",colnames(data)[2:ncol(data)]),"_",cases[i]))
        }
        if (i == 1) {
            df <- data
        } else {
            df <- merge(df, data, by=colnames(data)[1], all = TRUE)
        }

        setTxtProgressBar(pb, i)
    }
    setDF(df)
    rownames(df) <- df[,1]
    df <- df %>% separate(exon,into = c("seqnames","coordinates","strand"),sep = ":") %>%
        separate(coordinates,into = c("start","end"),sep = "-")

    if(summarizedExperiment) {
        suppressWarnings({
            assays <- lapply(assay.list, function (x) {
                return(data.matrix(subset(df, select = grep(x,colnames(df),ignore.case = TRUE))))
            })
        })
        names(assays) <- assay.list
        regex <- paste0(
            "[:alnum:]{4}-[:alnum:]{2}-[:alnum:]{4}",
            "-[:alnum:]{3}-[:alnum:]{3}-[:alnum:]{4}-[:alnum:]{2}"
        )
        samples <- na.omit(unique(str_match(colnames(df),regex)[,1]))
        colData <-  colDataPrepare(samples)
        assays <- lapply(assays, function(x){
            colnames(x) <- NULL
            rownames(x) <- NULL
            return(x)
        })
        rowRanges <- makeGRangesFromDataFrame(df)
        message("Available assays in SummarizedExperiment : \n  => ",paste(names(assays), collapse = "\n  => "))
        rse <- SummarizedExperiment(
            assays = assays,
            rowRanges = rowRanges,
            colData = colData
        )
        return(rse)
    }
    return(df)

}
readIsoformExpressionQuantification <- function (files, cases){
    pb <- txtProgressBar(min = 0, max = length(files), style = 3)

    for (i in seq_along(files)) {
        data <- fread(files[i], header = TRUE, sep = "\t", stringsAsFactors = FALSE)

        if(!missing(cases)) {
            assay.list <- gsub(" |\\(|\\)|\\/","_",colnames(data)[2:ncol(data)])
            # We will use this because there might be more than one col for each samples
            setnames(data,colnames(data)[2:ncol(data)],
                     paste0(gsub(" |\\(|\\)|\\/","_",colnames(data)[2:ncol(data)]),"_",cases[i]))
        }
        if (i == 1) {
            df <- data
        } else {
            df <- merge(df, data, by=colnames(data)[1], all = TRUE)
        }
        setTxtProgressBar(pb, i)
    }
    setDF(df)
    rownames(df) <- df[,1]
    df[,1] <- NULL
    return(df)

}
readmiRNAIsoformQuantification <- function (files, cases){
    pb <- txtProgressBar(min = 0, max = length(files), style = 3)

    for (i in seq_along(files)) {
        data <- fread(files[i], header = TRUE, sep = "\t", stringsAsFactors = FALSE)
        data$barcode <- cases[i]
        if (i == 1) {
            df <- data
        } else {
            df <- rbind(df, data)
        }
        setTxtProgressBar(pb, i)
    }
    setDF(df)

}

readSimpleNucleotideVariationMaf <- function(files){

    ret <- files |>
        purrr::map_dfr(.f = function(x) {
            tab <- readr::read_tsv(
                x,
                show_col_types = FALSE,
                comment = "#",
                col_types = readr::cols(
                    SOMATIC =  col_character(),
                    PUBMED = col_character(),
                    miRNA = col_character(),
                    HGVS_OFFSET = col_integer(),
                    PHENO = col_character(),
                    Entrez_Gene_Id = col_integer(),
                    Start_Position = col_integer(),
                    End_Position = col_integer(),
                    t_depth = col_integer(),
                    t_ref_count = col_integer(),
                    t_alt_count = col_integer(),
                    n_depth = col_integer(),
                    TRANSCRIPT_STRAND = col_integer(),
                    PICK = col_integer(),
                    TSL = col_integer(),
                    Allele =  col_character(),
                    Tumor_Seq_Allele1 =  col_character(),
                    Reference_Allele = col_character(),
                    Tumor_Seq_Allele2 = col_character(),
                    DISTANCE = col_integer()
                ))

            # empty MAF file
            # https://portal.gdc.cancer.gov/files/7917fcbe-cb66-447d-8ea8-3a324feee3fa
            if(nrow(tab) == 0) {return (NULL)}
            tab
        })

    return(ret)
}

read_gene_expression_quantification <- function(
        files,
        cases,
        genome = "hg19",
        summarizedExperiment = TRUE,
        experimental.strategy,
        platform
){
    skip <- unique((ifelse(experimental.strategy == "Gene expression array",1,0)))

    if(length(skip) > 1) stop("It is not possible to handle those different platforms together")

    print.header(paste0("Reading ", length(files)," files"),"subsection")
    ret <- plyr::alply(
        .data = seq_along(files),
        .margins = 1,
        .fun = function(i,cases){

            data <- fread(
                input = files[i],
                header = TRUE,
                sep = "\t",
                stringsAsFactors = FALSE,
                skip = skip
            )

            if(!missing(cases)) {
                assay.list <<- gsub(" |\\(|\\)|\\/","_",colnames(data)[2:ncol(data)])
                # We will use this because there might be more than one col for each samples
                setnames(
                    data,
                    colnames(data)[2:ncol(data)],
                    paste0(gsub(" |\\(|\\)|\\/","_",colnames(data)[2:ncol(data)]),"_",cases[i])
                )
            }
            data
        },.progress = "time",cases = cases)

    print.header(paste0("Merging ", length(files)," files"),"subsection")

    # Just check if the data is in the same order, since we will not merge
    # the data frames to save memory
    stopifnot(all(unlist(ret %>% map(function(y){all(y[,1] ==  ret[[1]][,1])}) )))

    # need to check if it works in all cases
    df <- ret %>% map( ~ (.x %>% dplyr::select(-1))) %>% bind_cols()
    df <- bind_cols(ret[[1]][,1],df)

    if (summarizedExperiment) {
        df <- make_se_from_gene_exoression_quantification(df, assay.list, genome = genome)
    } else {
        rownames(df) <- df$gene_id
        df$gene_id <- NULL
    }
    return(df)
}


make_se_from_gene_exoression_quantification <- function(
        df,
        assay.list,
        genome = "hg19"
){

    # Access genome information to create SE
    gene.location <- get.GRCh.bioMart(genome)

    if(all(grepl("\\|",df[[1]]))){
        aux <- strsplit(df$gene_id,"\\|")
        GeneID <- unlist(lapply(aux,function(x) x[2]))
        df$entrezgene_id <- as.numeric(GeneID)
        gene.location <- gene.location[!duplicated(gene.location$entrezgene_id),]
        df <- merge(df, gene.location, by = "entrezgene_id")
    } else {
        df$external_gene_name <- as.character(df[[1]])
        df <- merge(df, gene.location, by = "external_gene_name")
    }


    if("transcript_id" %in% assay.list){
        rowRanges <- GRanges(
            seqnames = paste0("chr", df$chromosome_name),
            ranges = IRanges(start = df$start_position,
                             end = df$end_position),
            strand = df$strand,
            gene_id = df$external_gene_name,
            entrezgene = df$entrezgene_id,
            ensembl_gene_id = df$ensembl_gene_id,
            transcript_id = subset(df, select = 5)
        )
        names(rowRanges) <- as.character(df$gene_id)
        assay.list <- assay.list[which(assay.list != "transcript_id")]
    } else {
        rowRanges <- GRanges(
            seqnames = paste0("chr", df$chromosome_name),
            ranges = IRanges(
                start = df$start_position,
                end = df$end_position
            ),
            strand = df$strand,
            gene_id = df$external_gene_name,
            entrezgene = df$entrezgene_id,
            ensembl_gene_id = df$ensembl_gene_id
        )
        names(rowRanges) <- as.character(df$external_gene_name)
    }

    suppressWarnings({
        assays <- lapply(assay.list, function(x) {
            return(
                data.matrix(
                    subset(df, select = grep(x,colnames(df),ignore.case = TRUE))
                )
            )
        })
    })

    names(assays) <- assay.list
    regex <- paste0("[:alnum:]{4}-[:alnum:]{2}-[:alnum:]{4}",
                    "-[:alnum:]{3}-[:alnum:]{3}-[:alnum:]{4}-[:alnum:]{2}")
    samples <- na.omit(unique(str_match(colnames(df),regex)[,1]))
    colData <-  colDataPrepare(samples)

    assays <- lapply(assays, function(x){
        colnames(x) <- NULL
        rownames(x) <- NULL
        return(x)
    })

    message("Available assays in SummarizedExperiment : \n  => ",paste(names(assays), collapse = "\n  => "))
    rse <- SummarizedExperiment(
        assays = assays,
        rowRanges = rowRanges,
        colData = colData
    )
    return(rse)
}


#' @importFrom downloader download
#' @importFrom S4Vectors DataFrame
makeSEFromDNAMethylationMatrix <- function(
        betas,
        genome = "hg38",
        met.platform = c(
            "Illumina Human Methylation 450",
            "Illumina Human Methylation 27",
            "Illumina Methylation Epic"
        )
) {
    message("=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-")
    message("Creating a SummarizedExperiment from DNA methylation input")

    # Instead of looking on the size, it is better to set it as a argument as the annotation is different
    annotation <-   getMetPlatInfo(platform = met.platform, genome = genome)

    rowRanges <- annotation[names(annotation) %in% rownames(betas),,drop = FALSE]

    colData <- tryCatch({
        colDataPrepare(colnames(betas))
    }, error = function(e){
        DataFrame(samples = colnames(betas))
    })
    betas <- betas[rownames(betas) %in% names(rowRanges),,drop = FALSE]
    betas <- betas[names(rowRanges),,drop = FALSE]
    assay <- data.matrix(betas)

    betas <- SummarizedExperiment(
        assays = assay,
        rowRanges = rowRanges,
        colData = colData
    )
    return(betas)
}

makeSEfromDNAmethylation <- function(df, probeInfo = NULL){
    if(is.null(probeInfo)) {
        rowRanges <- GRanges(
            seqnames = paste0("chr", df$Chromosome),
            ranges = IRanges(start = df$Genomic_Coordinate,
                             end = df$Genomic_Coordinate),
            probeID = df$Composite.Element.REF,
            Gene_Symbol = df$Gene_Symbol
        )

        names(rowRanges) <- as.character(df$Composite.Element.REF)
        colData <-  colDataPrepare(colnames(df)[5:ncol(df)])
        assay <- data.matrix(subset(df,select = c(5:ncol(df))))
    } else {
        rowRanges <- makeGRangesFromDataFrame(probeInfo, keep.extra.columns = TRUE)
        colData <-  colDataPrepare(colnames(df)[(ncol(probeInfo) + 1):ncol(df)])
        assay <- data.matrix(subset(df,select = c((ncol(probeInfo) + 1):ncol(df))))
    }
    colnames(assay) <- rownames(colData)
    rownames(assay) <- as.character(df$Composite.Element.REF)
    rse <- SummarizedExperiment(assays = assay, rowRanges = rowRanges, colData = colData)
}

readIDATDNAmethylation <- function(
        files,
        barcode,
        summarizedExperiment,
        platform
) {

    check_package("sesame")

    # Check if moved files would be moved outside of scope folder, if so, path doesn't change
    moved.files <- sapply(files,USE.NAMES = FALSE,function(x){
        if (grepl("Raw_intensities|Masked_Intensities",dirname(dirname(x)))) {
            return(file.path(dirname(dirname(x)), basename(x)))
        }
        return(x)
    })

    # for each file move it to upper parent folder if necessary
    plyr::a_ply(files, 1,function(x){
        if (grepl("Raw_intensities|Masked_Intensities",dirname(dirname(x)))) {
            tryCatch(
                move(x,
                     file.path(dirname(dirname(x)), basename(x)),
                     keep.copy = FALSE
                ),
                error = function(e){
                })
        }
    })

    samples <- unique(gsub("_Grn.idat|_Red.idat","",moved.files))
    message("Processing  IDATs with Sesame - http://bioconductor.org/packages/sesame/")
    message("Running opensesame - applying quality masking and nondetection masking (threshold P-value 0.05)")
    message("Please cite: doi: 10.1093/nar/gky691 and 10.1093/nar/gkt090")
    message("This might take a while....")
    betas <- sesame::openSesame(samples)  %>% as.matrix
    barcode <- unique(data.frame("file" = gsub("_Grn.idat|_Red.idat","",basename(moved.files)), "barcode" = barcode))
    colnames(betas) <- barcode$barcode[match(basename(samples),barcode$file)]

    if (summarizedExperiment) {

        betas <- makeSEFromDNAMethylationMatrix(
            betas = betas,
            genome ="hg38",
            met.platform = platform
        )
        colData(betas) <- DataFrame(colDataPrepare(colnames(betas)))
    }
    return(betas)

}

# We will try to make this function easier to use this function in its own data
# In case it is not TCGA I should not consider that there is a barcode in the header
# Instead the user should be able to add the names to his data
# The only problem is that the data from the user will not have all the columns
# TODO: Improve this function to be more generic as possible
#' @importFrom GenomicRanges makeGRangesFromDataFrame
#' @importFrom tibble as_data_frame
#' @importFrom data.table fread
readDNAmethylation <- function(
        files,
        cases,
        summarizedExperiment = TRUE,
        platform
){
    if(length(platform) > 1){

        print(knitr::kable(platform))
        stop("More than one DNA methylation platform found. Only one is accepted")
    }
    if (missing(cases)) cases <- NULL


    if (grepl("OMA00",platform)) {
        pb <- txtProgressBar(min = 0, max = length(files), style = 3)
        for (i in seq_along(files)) {
            data <- fread(
                files[i],
                header = TRUE,
                sep = "\t",
                stringsAsFactors = FALSE,
                skip = 1,
                na.strings = "N/A",
                colClasses = c(
                    "character", # Composite Element REF
                    "numeric" # # beta value
                )
            )
            setnames(data,gsub(" ", "\\.", colnames(data)))
            if (!is.null(cases)) setnames(data,2,cases[i])
            if (i == 1) {
                df <- data
            } else {
                df <- merge(df, data, by = "Composite.Element.REF")
            }
            setTxtProgressBar(pb, i)
        }
        setDF(df)
        rownames(df) <- df$Composite.Element.REF
        df$Composite.Element.REF <- NULL
    } else if (all(grepl("methylation_array.sesame.level3betas", files))){
        # methylation_array.sesame.level3betas has only two columns with not header
        print.header(paste0("Reading ", length(files)," files"),"subsection")

        x <- plyr::alply(files,1, function(f) {
            data <- fread(
                f,
                header = FALSE,
                sep = "\t",
                stringsAsFactors = FALSE,
                skip = 0,
                colClasses = c(
                    "character", # CpG
                    "numeric" # beta value
                )
            )
            setnames(data,gsub(" ", "\\.", colnames(data)))
            if (!is.null(cases)) setnames(data,2,cases[which(f == files)])
        }, .progress = "time")

        print.header(paste0("Merging ", length(files)," files"),"subsection")

        # Just check if the data is in the same order, since we will not merge
        # the data frames to save memory
        # C3N-01362-01 has less probes than C3L-00913-03 due to version of the array
        # CPTAC cohort: 55 samples with EPIC v1 and 1808  with EPIC V2
        # EPIC v1 has less probes than EPIC V2

        # In case we have multiple versions of the array we will
        # 1. Check the names of all of the same nrow
        # 2. Bind the ones with same nrow
        # 3. Full join the two objects
        nrow_vec <- purrr::map_int(x,nrow) # number of rows each file
        nrow_vec_numbers <- nrow_vec %>% unique # unique number of rows

        for(nb_rows in nrow_vec_numbers){
            aux <- x[which(nrow_vec == nb_rows)]
            stopifnot(all(unlist(aux %>% map(function(y){all(y[,1]$V1 ==  aux[[1]][,1]$V1)}) )))
        }

        df <- map(nrow_vec_numbers,.f = function(nb_rows){
            file_equal_probes <- x[which(nrow_vec == nb_rows)]
            df <- file_equal_probes %>% map_df(2)
            colnames(df) <- file_equal_probes %>% map_chr(.f = function(y) colnames(y)[2])
            df$V1 <- file_equal_probes[[1]]$V1
            if (any(duplicated(colnames(df)))){
                message("oooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo")
                message("Duplicated samples names were found. Adding _rep suffix to name")
                message("oooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo")
            }
            colnames(df)[duplicated(colnames(df))] <- paste0(colnames(df)[duplicated(colnames(df))],"_rep")
            df
        }) %>% purrr::reduce(dplyr::full_join,by = "V1") %>% as.data.frame()
        rownames(df) <- df$V1
        df$V1 <- NULL
        df <- data.matrix(df)

        if (summarizedExperiment) {

            df <- makeSEFromDNAMethylationMatrix(
                betas = df,
                genome = "hg38",
                met.platform = platform
            )
        }

    } else {
        skip <- ifelse(all(grepl("hg38",files)), 0,1)
        colClasses <- NULL
        if (!all(grepl("hg38",files))) {
            colClasses <- c(
                "character", # Composite Element REF
                "numeric",   # beta value
                "character", # Gene symbol
                "character", # Chromosome
                "integer"
            )
        }


        x <- plyr::alply(files,1, function(f) {
            data <- fread(
                f,
                header = TRUE,
                sep = "\t",
                stringsAsFactors = FALSE,
                skip = skip,
                colClasses = colClasses
            )
            setnames(data,gsub(" ", "\\.", colnames(data)))
            if (!is.null(cases)) setnames(data,2,cases[which(f == files)])
            setcolorder(data,c(1, 3:ncol(data), 2))
        }, .progress = "time")


        print.header(paste0("Merging ", length(files)," files"),"subsection")

        # Just check if the data is in the same order, since we will not merge
        # the data frames to save memory
        stopifnot(all(unlist(x %>% map(function(y){all(y[,1] ==  x[[1]][,1])}) )))

        # if hg38 we have 10 columns with probe metadata
        # if hg19 we have 4 columns with probe metadata
        idx.dnam <- grep("TCGA",colnames(x[[1]]))
        df <- x %>%  map_df(idx.dnam)
        colnames(df) <- x %>%  map_chr(.f = function(y) colnames(y)[idx.dnam])
        df <- bind_cols(x[[1]][,1:(idx.dnam-1)],df)

        if (summarizedExperiment) {
            if(skip == 0) {
                df <- makeSEfromDNAmethylation(
                    df,
                    probeInfo = data.frame(df)[,grep("TCGA",colnames(df),invert = TRUE)]
                )
            } else {
                df <- makeSEfromDNAmethylation(df)
            }
        } else {
            setDF(df)
            rownames(df) <- df$Composite.Element.REF
            df$Composite.Element.REF <- NULL
        }
    }
    return(df)
}

# Barcode example MMRF_1358_1_BM_CD138pos_T1_TSMRU_L02337
colDataPrepareMMRF <- function(
        barcode
){
    DataFrame(
        barcode = barcode,
        sample = barcode,
        patient = substr(barcode,1,9)
    )
}

colDataPrepareTARGET <- function(
        barcode
){

    message("Adding description to TARGET samples")
    tissue.code <- c(
        '01',
        '02',
        '03',
        '04',
        '05',
        '06',
        '07',
        '08',
        '09',
        '10',
        '11',
        '12',
        '13',
        '14',
        '15',
        '16',
        '17',
        '20',
        '40',
        '41',
        '42',
        '50',
        '60',
        '61',
        '85',
        '99'
    )

    definition <- c(
        "Primary solid Tumor", # 01
        "Recurrent Solid Tumor", # 02
        "Primary Blood Derived Cancer - Peripheral Blood", # 03
        "Recurrent Blood Derived Cancer - Bone Marrow", # 04
        "Additional - New Primary", # 05
        "Metastatic", # 06
        "Additional Metastatic", # 07
        "Tissue disease-specific post-adjuvant therapy", # 08
        "Primary Blood Derived Cancer - Bone Marrow", # 09
        "Blood Derived Normal", # 10
        "Solid Tissue Normal",  # 11
        "Buccal Cell Normal",   # 12
        "EBV Immortalized Normal", # 13
        "Bone Marrow Normal", # 14
        "Fibroblasts from Bone Marrow Normal", # 15
        "Mononuclear Cells from Bone Marrow Normal", # 16
        "Lymphatic Tissue Normal (including centroblasts)", # 17
        "Control Analyte", # 20
        "Recurrent Blood Derived Cancer - Peripheral Blood", # 40
        "Blood Derived Cancer- Bone Marrow, Post-treatment", # 41
        "Blood Derived Cancer- Peripheral Blood, Post-treatment", # 42
        "Cell line from patient tumor", # 50
        "Xenograft from patient not grown as intermediate on plastic tissue culture dish", # 60
        "Xenograft grown in mice from established cell lines", #61
        "Next Generation Cancer Model", # 85
        "Granulocytes after a Ficoll separation"
    ) # 99
    aux <- data.frame(tissue.code = tissue.code,definition)

    # Exceptions: TARGET-AML
    # "TARGET-20-PAYKXV-Sorted-CD34neg-Lymphoid-09A" 727f5e27-09e9-425f-9757-81da66c054bd
    # "TARGET-20-PAWUEX-EOI2-14A"  11fb7cce-06ad-445b-b09f-9dc1050e4cd4
    # "TARGET-20-PAUSTZ-EOI1-14A" 3ad6dfa7-734d-41b0-ad66-15f0cff630d0
    # "TARGET-20-PAYHMK-Sorted-leukemic-09A" f5bd72ae-919f-481c-8203-f878ee1c651a
    # "TARGET-20-D7-Myeloid-mock3-85" 88712125-67e5-4e47-a413-e55b522a641c
    # Normal case: TARGET-20-PANLXK-09A-03R
    # in case multiple equal barcode
    #regex <- paste0("[:alnum:]{6}-[:alnum:]{2}-[:alnum:]{6}",
    #                "-[:alnum:]{3}-[:alnum:]{3}")
    #samples <- str_match(barcode,regex)[,1]

    # this breaks for the exceptions
    if(!any(grepl(";",barcode))){
        ret <- data.frame(
            barcode = barcode,
            tumor.code = stringr::str_extract(pattern = "TARGET-[[:alnum:]]{2}",barcode) %>% gsub(pattern = "TARGET-","",.),
            sample = gsub(pattern = "-[[:alnum:]]{3}$","",barcode),
            patient = gsub(pattern = "-[[:alnum:]]{2,3}-[[:alnum:]]{3}$","",barcode),
            case.unique.id = gsub(pattern = "-[[:alnum:]]{2,3}-[[:alnum:]]{3}$","",barcode) %>%  gsub(pattern = "TARGET-[[:alnum:]]{2}-","",.),
            tissue.code = barcode %>% stringr::str_extract("[[:alnum:]]{2,3}-[[:alnum:]]{3}$") %>% stringr::str_extract("[[:alnum:]]{2,3}") %>% stringr::str_sub(1,2),
            nucleic.acid.code = barcode %>% stringr::str_extract("[[:alnum:]]{3}$")  %>% stringr::str_sub(3,3)
        )
    } else {
        # mixed samples case
        ret <- purrr::map_dfr(.x = barcode,.f = function(b){
            data.frame(
                barcode = b,
                tumor.code = stringr::str_extract(pattern = "TARGET-[[:alnum:]]{2}",b) %>% gsub(pattern = "TARGET-","",.),
                sample = b %>% stringr::str_split(";") %>% unlist %>% sapply(FUN = function(y) gsub(pattern = "-[[:alnum:]]{3}$","",y)) %>% paste0(collapse = ";"),
                patient = b %>% stringr::str_split(";") %>% unlist %>% sapply(FUN = function(y)  gsub(pattern = "-[[:alnum:]]{2,3}-[[:alnum:]]{3}$","",y)) %>% paste0(collapse = ";"),
                case.unique.id = b %>% stringr::str_split(";") %>% unlist %>% sapply(FUN = function(y)  gsub(pattern = "-[[:alnum:]]{2,3}-[[:alnum:]]{3}$","",y)  %>%  gsub(pattern = "TARGET-[[:alnum:]]{2}-","",.) %>% paste0(collapse = ";")),
                tissue.code = b %>% stringr::str_extract("[[:alnum:]]{2,3}-[[:alnum:]]{3}$") %>% stringr::str_extract("[[:alnum:]]{2,3}") %>% stringr::str_sub(1,2),
                nucleic.acid.code = b %>% stringr::str_extract("[[:alnum:]]{3}$")  %>% stringr::str_sub(3,3)
            )
        })
    }
    ret <-  ret %>% dplyr::left_join(aux, by = "tissue.code")

    tumor.code <- c('00','01','02','03','04','10','15','20','21','30','40',
                    '41','50','51','52','60','61','62','63','64','65','70','71','80','81')

    tumor.definition <- c(
        "Non-cancerous tissue", # 00
        "Diffuse Large B-Cell Lymphoma (DLBCL)", # 01
        "Lung Cancer (all types)", # 02
        "Cervical Cancer (all types)", # 03
        "Anal Cancer (all types)", # 04
        "Acute lymphoblastic leukemia (ALL)", # 10
        "Mixed phenotype acute leukemia (MPAL)", # 15
        "Acute myeloid leukemia (AML)", # 20
        "Induction Failure AML (AML-IF)", # 21
        "Neuroblastoma (NBL)", # 30
        "Osteosarcoma (OS)",  # 40
        "Ewing sarcoma",   # 41
        "Wilms tumor (WT)", # 50
        "Clear cell sarcoma of the kidney (CCSK)", # 51
        "Rhabdoid tumor (kidney) (RT)", # 52
        "CNS, ependymoma", # 60
        "CNS, glioblastoma (GBM)", # 61
        "CNS, rhabdoid tumor", # 62
        "CNS, low grade glioma (LGG)", # 63
        "CNS, medulloblastoma", # 64
        "CNS, other", # 65
        "NHL, anaplastic large cell lymphoma", # 70
        "NHL, Burkitt lymphoma (BL)", # 71
        "Rhabdomyosarcoma", #80
        "Soft tissue sarcoma, non-rhabdomyosarcoma"
    ) # 81
    aux <- data.frame(tumor.code = tumor.code,tumor.definition)
    ret <- ret %>% dplyr::left_join(aux, by = "tumor.code")

    nucleic.acid.code <- c('D','E','W','X','Y','R','S')
    nucleic.acid.description <-  c(
        "DNA, unamplified, from the first isolation of a tissue",
        "DNA, unamplified, from the first isolation of a tissue embedded in FFPE",
        "DNA, whole genome amplified by Qiagen (one independent reaction)",
        "DNA, whole genome amplified by Qiagen (a second, separate independent reaction)",
        "DNA, whole genome amplified by Qiagen (pool of 'W' and 'X' aliquots)",
        "RNA, from the first isolation of a tissue",
        "RNA, from the first isolation of a tissue embedded in FFPE"
    )
    aux <- data.frame(nucleic.acid.code = nucleic.acid.code,nucleic.acid.description)
    ret <- ret %>% dplyr::left_join(aux, by = "nucleic.acid.code")

    ret <- ret[match(barcode,ret$barcode),]
    rownames(ret) <- gsub("\\.","-",make.names(ret$barcode,unique=TRUE))
    ret$code <- NULL
    return(DataFrame(ret))
}

colDataPrepareTCGA <- function(barcode){
    # For the moment this will work only for TCGA Data
    # We should search what TARGET data means

    code <- c(
        '01','02','03','04','05','06','07','08','09','10','11',
        '12','13','14','20','40','50','60','61'
    )
    shortLetterCode <- c(
        "TP","TR","TB","TRBM","TAP","TM","TAM","THOC",
        "TBM","NB","NT","NBC","NEBV","NBM","CELLC","TRB",
        "CELL","XP","XCL"
    )

    definition <- c(
        "Primary solid Tumor", # 01
        "Recurrent Solid Tumor", # 02
        "Primary Blood Derived Cancer - Peripheral Blood", # 03
        "Recurrent Blood Derived Cancer - Bone Marrow", # 04
        "Additional - New Primary", # 05
        "Metastatic", # 06
        "Additional Metastatic", # 07
        "Human Tumor Original Cells", # 08
        "Primary Blood Derived Cancer - Bone Marrow", # 09
        "Blood Derived Normal", # 10
        "Solid Tissue Normal",  # 11
        "Buccal Cell Normal",   # 12
        "EBV Immortalized Normal", # 13
        "Bone Marrow Normal", # 14
        "Control Analyte", # 20
        "Recurrent Blood Derived Cancer - Peripheral Blood", # 40
        "Cell Lines", # 50
        "Primary Xenograft Tissue", # 60
        "Cell Line Derived Xenograft Tissue"
    ) # 61
    aux <- DataFrame(code = code,shortLetterCode,definition)

    # in case multiple equal barcode
    regex <- paste0("[:alnum:]{4}-[:alnum:]{2}-[:alnum:]{4}",
                    "-[:alnum:]{3}-[:alnum:]{3}-[:alnum:]{4}-[:alnum:]{2}")
    samples <- str_match(barcode,regex)[,1]

    ret <- DataFrame(
        barcode = barcode,
        patient = substr(barcode, 1, 12),
        sample = substr(barcode, 1, 16),
        code = substr(barcode, 14, 15)
    )
    ret <- merge(ret,aux, by = "code", sort = FALSE)
    ret <- ret[match(barcode,ret$barcode),]
    rownames(ret) <- gsub("\\.","-",make.names(ret$barcode,unique=TRUE))
    ret$code <- NULL
    return(DataFrame(ret))
}

#' @title Create samples information matrix for GDC samples
#' @description Create samples information matrix for GDC samples add subtype information
#' @param barcode TCGA or TARGET barcode
#' @importFrom plyr rbind.fill
#' @importFrom dplyr left_join
#' @examples
#'  metadata <- colDataPrepare(c("TCGA-OR-A5K3-01A","C3N-00321-01"))
#'  metadata <- colDataPrepare(c("BLGSP-71-06-00157-01A",
#'                               "BLGSP-71-22-00332-01A"))
#' @export
colDataPrepare <- function(barcode){
    # For the moment this will work only for TCGA Data
    # We should search what TARGET data means
    message("Starting to add information to samples")
    ret <- NULL

    if(all(grepl("TARGET",barcode))) ret <- colDataPrepareTARGET(barcode)
    if(all(grepl("TCGA",barcode))) ret <- colDataPrepareTCGA(barcode)
    if(all(grepl("MMRF",barcode))) ret <- colDataPrepareMMRF(barcode)

    # How to deal with mixed samples "C3N-02003-01;C3N-02003-021" ?
    # Check if this breaks the package
    if(any(grepl("C3N-|C3L-",barcode))) {
        ret <- data.frame(
            sample = map(barcode,.f = function(x) stringr::str_split(x,";") %>% unlist) %>% unlist()
        )
    }

    if(is.null(ret)) {
        ret <- data.frame(
            sample = barcode %>% unique,
            stringsAsFactors = FALSE
        )
    }

    message(" => Add clinical information to samples")
    # There is a limitation on the size of the string, so this step will be splited in cases of 100
    patient.info <- NULL

    patient.info <- splitAPICall(
        FUN = getBarcodeInfo,
        step = 10,
        items = ret$sample
    )

    if(!is.null(patient.info)) {
        ret$sample_submitter_id <- ret$sample %>% as.character()
        ret <- left_join(ret %>% as.data.frame, patient.info %>% unique, by = "sample_submitter_id")
    }
    ret$bcr_patient_barcode <- ret$sample %>% as.character()
    ret$sample_submitter_id <- ret$sample %>% as.character()
    if(!"project_id" %in% colnames(ret)) {
        if("disease_type" %in% colnames(ret)){
            aux <- getGDCprojects()[,c(5,7)]
            aux <- aux[aux$disease_type == unique(ret$disease_type),2]
            ret$project_id <- as.character(aux)
        }
    }
    # There is no subtype info for target, return as it is
    if(any(grepl("TCGA",barcode))) {
        ret <- addSubtypeInfo(ret)
    }

    # na.omit should not be here, exceptional case
    if(is.null(ret)) {
        return(
            data.frame(
                row.names = barcode,
                barcode,
                stringsAsFactors = FALSE
            )
        )
    }

    # Add purity information from http://www.nature.com/articles/ncomms9971
    # purity  <- getPurityinfo()
    # ret <- merge(ret, purity, by = "sample", all.x = TRUE, sort = FALSE)

    # Put data in the right order
    ret <- ret[!duplicated(ret$bcr_patient_barcode),]

    # This part might not work with multiple projects
    idx <- sapply(
        X = substr(barcode,1,min(stringr::str_length(ret$bcr_patient_barcode))),
        FUN =  function(x) {
            grep(x,ret$bcr_patient_barcode)
        }
    )
    # the code above does not work, since the projects have different string lengths
    if(all(na.omit(ret$project_id) %in% c("TARGET-ALL-P3","TARGET-AML"))) {
        idx <- sapply(gsub("-[[:alnum:]]{3}$","",barcode), function(x) {
            grep(x,ret$bcr_patient_barcode)
        })
    }

    if(any(ret$project_id == "CPTAC-3",na.rm = T)) {

        # only merge mixed samples
        mixed_samples <- grep(";",barcode,value = T)
        if(length(mixed_samples) > 0){
            mixed_samples <- mixed_samples %>% str_split(";") %>% unlist %>% unique

            ret_mixed_samples <- ret %>% dplyr::filter(sample_submitter_id %in% mixed_samples) %>%
                dplyr::group_by(submitter_id) %>%
                dplyr::summarise_all(~trimws(paste(unique(.), collapse = ';'))) %>%
                as.data.frame()
            ret <- rbind(ret_mixed_samples,ret)
        }
        idx <- match(barcode,ret$bcr_patient_barcode)

        #idx <- sapply(gsub("-[[:alnum:]]{3}$","",barcode), function(x) {
        #    if(grepl(";",x = x)) x <- stringr::str_split(x[1],";")[[1]][1] # mixed samples
        #    grep(x,ret$bcr_patient_barcode)
        #})

    }

    if(any(ret$project_id %in% c("CMI-MBC","TARGET-NBL"),na.rm = T)) {
        idx <- match(barcode,ret$bcr_patient_barcode)
        # Workaround for the moment, still need to understand the barcode (cases)
        # is TARGET-30-PAPKXS-01A-01D and not TARGET-30-PAPKXS-01A
        if(all(is.na(idx))){
            idx <- match(
                stringr::str_sub(barcode,1,min(stringr::str_length(ret$bcr_patient_barcode))),
                ret$bcr_patient_barcode
            )
        }
    }


    if(is.list(idx)){
        stop(
            "Prepare will not be possible.
            \nIf you are trying to prepare more than
             one different project at a time, please do it separately"
        )
    }


    ret <- ret[idx,]

    if("barcode" %in% colnames(ret)) ret$barcode <- barcode

    rownames(ret) <- barcode
    return(ret)
}

addSubtypeInfo <- function(ret){
    out <- NULL
    message(" => Adding TCGA molecular information from marker papers")
    message(" => Information will have prefix 'paper_' ")

    for(proj in na.omit(unique(ret$project_id))){
        if(grepl("TCGA",proj,ignore.case = TRUE)) {
            # remove letter from 01A 01B etc
            ret$sample.aux <- substr(ret$sample,1,15)

            tumor <- gsub("TCGA-","",proj)
            available <- c(
                "ACC",
                "BRCA",
                "BLCA",
                "CESC",
                "CHOL",
                "COAD",
                "ESCA",
                "GBM",
                "HNSC",
                "KICH",
                "KIRC",
                "KIRP",
                "LGG",
                "LUAD",
                "LUSC",
                "PAAD",
                "PCPG",
                "PRAD",
                "READ",
                "SKCM",
                "SARC",
                "STAD",
                "THCA",
                "UCEC",
                "UCS",
                "UVM"
            )
            if (grepl(paste(c(available,"all"),collapse = "|"),tumor,ignore.case = TRUE)) {
                subtype <- TCGAquery_subtype(tumor)
                colnames(subtype) <- paste0("paper_", colnames(subtype))

                if(all(str_length(subtype$paper_patient) == 12)){
                    # Subtype information were to primary tumor in priority
                    subtype$sample.aux <- paste0(subtype$paper_patient,"-01")
                }
                ret.aux <- ret[ret$sample.aux %in% subtype$sample.aux,]
                ret.aux <- merge(ret.aux,subtype, by = "sample.aux", all.x = TRUE)
                out <- rbind.fill(as.data.frame(out),as.data.frame(ret.aux))
            }
        }
    }
    if(is.null(out)) return(ret)

    # We need to put together the samples with subtypes with samples without subytpes
    ret.aux <- ret[!ret$sample %in% out$sample,]
    ret <- rbind.fill(as.data.frame(out),as.data.frame(ret.aux))
    ret$sample.aux <- NULL

    return(ret)
}

readProteinExpression <- function(files,cases) {
    pb <- txtProgressBar(min = 0, max = length(files), style = 3)
    for (i in seq_along(files)) {
        data <- read_tsv(file = files[i], col_names = TRUE,skip = 1, col_types = c("cn"))
        if(!missing(cases))  colnames(data)[2] <- cases[i]
        if(i == 1) df <- data
        if(i != 1) df <- merge(df, data,all=TRUE, by="Composite Element REF")
        setTxtProgressBar(pb, i)
    }
    close(pb)

    return(df)
}

readProteomeProfiling <- function(files,cases) {

    list.of.protein.df <- plyr::alply(files,1, function(f) {
        data <- readr::read_tsv(
            file = f,
            show_col_types = FALSE,
            col_names = TRUE,
            progress = FALSE
        )
        colnames(data)[ncol(data)] <- cases[which(f == files)]
        data
    }, .progress = "time")

    # Just check if the data is in the same order, since we will not merge
    # the data frames to save memory

    df <- tryCatch({
        stopifnot(all(unlist(list.of.protein.df %>% map(function(y){all(y[,5] ==  list.of.protein.df[[1]][,5])}) )))

        # need to check if it works in all cases
        # tested for HTSeq - FPKM-UQ and Counts only
        bind_cols(list.of.protein.df[[1]][,1:5],list.of.protein.df %>%  map_df(6))
    },error = function(e){
        message("Some files have a  different number of proteins, we will introduce NA for the missing values")
        plyr::join_all(dfs = list.of.protein.df ,type = "full",by = c("AGID","lab_id","catalog_number","set_id","peptide_target"))
    })

    if(!missing(cases))  colnames(df)[-c(1:5)] <- cases

    return(df)
}

makeSEfromProteomeProfiling <- function(){

}

makeSEfromTranscriptomeProfilingSTAR <- function(
        data,
        cases
){
    # How many cases do we have?
    # We wil consider col 1 is the ensemble gene id, other ones are data
    size <- ncol(data)
    # Prepare Patient table
    colData <-  colDataPrepare(cases)

    # one ensemblID can be mapped to multiple entrezgene ID
    gene.location <- get.GRCh.bioMart("hg38",as.granges = TRUE)

    metrics <- subset(data, !grepl("ENSG", data$gene_id))
    data <- subset(data, grepl("ENSG", data$gene_id))
    found.genes <- table(data$gene_id %in% gene.location$gene_id)

    if ("FALSE" %in% names(found.genes)){
        message(paste0("From the ", nrow(data), " genes we couldn't map ", found.genes[["FALSE"]]))
    }

    # Prepare data table
    # Remove the version from the ensembl gene id
    assays <- list(
        data.matrix(data[,grep("^unstranded",colnames(data)),with = FALSE]),
        data.matrix(data[,grep("stranded_first",colnames(data)),with = FALSE]),
        data.matrix(data[,grep("stranded_second",colnames(data)),with = FALSE]),
        data.matrix(data[,grep("tpm_unstrand",colnames(data)),with = FALSE]),
        data.matrix(data[,grep("fpkm_unstrand",colnames(data)),with = FALSE]),
        data.matrix(data[,grep("fpkm_uq_unstrand",colnames(data)),with = FALSE])
    )
    names(assays) <- c(
        "unstranded",
        "stranded_first",
        "stranded_second",
        "tpm_unstrand",
        "fpkm_unstrand",
        "fpkm_uq_unstrand"
    )
    assays <- lapply(assays, function(x){
        colnames(x) <- NULL
        rownames(x) <- NULL
        return(x)
    })

    # Prepare rowRanges
    rowRanges <- gene.location[match(data$gene_id, gene.location$gene_id),]
    names(rowRanges) <- as.character(data$gene_id)


    message("Available assays in SummarizedExperiment : \n  => ",paste(names(assays), collapse = "\n  => "))
    rse <- SummarizedExperiment(
        assays = assays,
        rowRanges = rowRanges,
        colData = colData
    )
    metadata(rse) <- metrics
    return(rse)
}


makeSEfromTranscriptomeProfiling <- function(data, cases, assay.list){
    # How many cases do we have?
    # We wil consider col 1 is the ensemble gene id, other ones are data
    size <- ncol(data)
    # Prepare Patient table
    colData <-  colDataPrepare(cases)

    # one ensemblID can be mapped to multiple entrezgene ID
    gene.location <- get.GRCh.bioMart("hg38")
    gene.location <- gene.location[!duplicated(gene.location$ensembl_gene_id),]

    data$ensembl_gene_id <- as.character(gsub("\\.[0-9]*","",data$X1))
    data <- subset(data, grepl("ENSG", data$ensembl_gene_id))
    found.genes <- table(data$ensembl_gene_id %in% gene.location$ensembl_gene_id)

    if("FALSE" %in% names(found.genes))
        message(paste0("From the ", nrow(data), " genes we couldn't map ", found.genes[["FALSE"]]))

    data <- merge(data, gene.location, by = "ensembl_gene_id")

    # Prepare data table
    # Remove the version from the ensembl gene id
    assays <- list(data.matrix(data[,2:size+1]))
    names(assays) <- assay.list
    assays <- lapply(assays, function(x){
        colnames(x) <- NULL
        rownames(x) <- NULL
        return(x)
    })

    # Prepare rowRanges
    rowRanges <- GRanges(
        seqnames = paste0("chr", data$chromosome_name),
        ranges = IRanges(
            start = data$start_position,
            end = data$end_position
        ),
        strand = data$strand,
        ensembl_gene_id = data$ensembl_gene_id,
        external_gene_name = data$external_gene_name,
        original_ensembl_gene_id = data$X1
    )
    names(rowRanges) <- as.character(data$ensembl_gene_id)
    message("Available assays in SummarizedExperiment : \n  => ",paste(names(assays), collapse = "\n  => "))
    rse <- SummarizedExperiment(
        assays = assays,
        rowRanges = rowRanges,
        colData = colData
    )

    return(rse)
}


#' @importFrom dplyr left_join
#' @importFrom plyr alply join_all
#' @importFrom purrr map_dfc map map_df
readTranscriptomeProfiling <- function(
        files,
        data.type,
        workflow.type,
        cases,
        summarizedExperiment
) {

    if(grepl("Gene Expression Quantification", data.type, ignore.case = TRUE)){
        # Status working for:
        #  - htseq
        #  - FPKM
        #  - FPKM-UQ
        if(grepl("HTSeq",workflow.type)){

            x <- plyr::alply(files,1, function(f) {
                readr::read_tsv(
                    file = f,
                    col_names = FALSE,
                    progress = FALSE,
                    col_types = c("cd")
                )
            }, .progress = "time")

            # Just check if the data is in the same order, since we will not merge
            # the data frames to save memory
            stopifnot(all(unlist(x %>% map(function(y){all(y[,1] ==  x[[1]][,1])}) )))

            # need to check if it works in all cases
            # tested for HTSeq - FPKM-UQ and Counts only
            df <- bind_cols(x[[1]][,1],x %>%  map_df(2))
            if(!missing(cases))  colnames(df)[-1] <- cases
            if(summarizedExperiment) df <- makeSEfromTranscriptomeProfiling(df,cases,workflow.type)
        } else  if(grepl("STAR",workflow.type)){

            # read files that has 4 not necessary rows, and has several columns
            # gene_id gene_name gene_type
            # unstranded stranded_first stranded_second tpm_unstranded fpkm_unstranded
            x <- plyr::alply(files,1, function(f) {
                data.table::fread(f)
            }, .progress = "time")

            df <- data.table::rbindlist(
                x, use.names = TRUE, idcol = "case_barcode"
            )

            # Exception to the code below: CPTAC-3
            # Sample barcode in CPTAC-3 does not handle duplicates
            # we will need to work with aliquots for it or remove duplicated
            # files. Example: C3N-02765-02

            if(!missing(cases))  {
                df$case_barcode <- factor(
                    cases[df$case_barcode %>% as.numeric()],
                    levels = unique(cases)
                )
            }

            # this part changes the cases order if not a factor
            df <- data.table::dcast(
                data = df,
                formula = gene_id + gene_name + gene_type ~ case_barcode,
                value.var = colnames(df)[-c(1:4)]
            )

            # Adding barcodes to columns names, if user wants a dataframe

            if(summarizedExperiment) {
                df <- makeSEfromTranscriptomeProfilingSTAR(
                    data = df,
                    cases = cases
                )
            }
        }
    } else if(grepl("miRNA", workflow.type, ignore.case = TRUE) & grepl("miRNA", data.type, ignore.case = TRUE)) {
        pb <- txtProgressBar(min = 0, max = length(files), style = 3)
        for (i in seq_along(files)) {
            data <- read_tsv(file = files[i], col_names = TRUE,col_types = "cidc")
            if(!missing(cases))
                colnames(data)[2:ncol(data)] <- paste0(colnames(data)[2:ncol(data)],"_",cases[i])

            if(i == 1) df <- data
            if(i != 1) df <- merge(df, data, by=colnames(df)[1],all = TRUE)
            setTxtProgressBar(pb, i)
        }
        close(pb)

    } else if(grepl("Isoform Expression Quantification", data.type, ignore.case = TRUE)){
        pb <- txtProgressBar(min = 0, max = length(files), style = 3)
        for (i in seq_along(files)) {
            data <- read_tsv(file = files[i], col_names = TRUE, col_types = c("ccidcc"))
            if(!missing(cases)) data$barcode <- cases[i] else data$file <- i
            if(i == 1) df <- data
            if(i != 1) df <- rbind(df,data)
            setTxtProgressBar(pb, i)
        }
        close(pb)
    }
    return(df)
}

read_gene_level_copy_number <- function(
        files,
        cases,
        summarizedExperiment = FALSE
){
    message("Reading Gene Level Copy Number files")
    gistic.df <- NULL
    gistic.list <- plyr::alply(files,1,.fun = function(file) {
        #message("Reading file: ", file)
        data <- read_tsv(
            file = file,
            col_names = TRUE,
            progress = TRUE,
            col_types = readr::cols()
        )
        colnames(data)[-c(1:5)] <- paste0(cases[match(file,files)],"_",  colnames(data)[-c(1:5)])

        return(data)
    })

    # Check if the data is in the same order
    stopifnot(all(unlist(gistic.list %>% map(function(y){all(y[,1:5] ==  gistic.list[[1]][,1:5])}) )))

    # need to check if it works in all cases
    # tested for HTSeq - FPKM-UQ and Counts only
    df <- bind_cols(
        gistic.list[[1]][,1:5], # gene info
        gistic.list %>%  map_dfc(.f = function(x) x[,6:8]) # copy number, min,max
    )

    if(summarizedExperiment) {
        se <- make_se_from_gene_level_copy_number(df, cases)
        return(se)
    }
    return(df)
}

make_se_from_gene_level_copy_number <- function(df, cases){
    message("Creating a SummarizedExperiment object")
    rowRanges <- GRanges(
        seqnames = df$chromosome,
        ranges = IRanges(start = df$start, end = df$end),
        gene_id = df$gene_id,
        gene_name = df$gene_name
    )

    names(rowRanges) <- as.character(df$gene_id)
    colData <-  colDataPrepare(cases)

    # We have three data columns for each files
    assays <- lapply(
        c("[^max|min]_copy_number","min_copy_number", "max_copy_number"),
        function(x){
            ret <- data.matrix(subset(df,select = grep(x,colnames(df))))
            colnames(ret) <- cases
            rownames(ret) <- NULL
            ret
        })
    names(assays) <- c("copy_number","min_copy_number", "max_copy_number")

    message("Available assays in SummarizedExperiment : \n  => ",paste(names(assays), collapse = "\n  => "))
    rse <- SummarizedExperiment(assays = assays, rowRanges = rowRanges, colData = colData)
    return(rse)
}


readGISTIC <- function(files, cases){
    message("Reading GISTIC file")
    gistic.df <- NULL
    gistic.list <- plyr::alply(files,1,.fun = function(file) {
        message("Reading file: ", file)
        data <- read_tsv(
            file = file,
            col_names = TRUE,
            progress = TRUE,
            col_types = readr::cols()
        )

        aliquot <- colnames(data)[-c(1:3)]
        info <- splitAPICall(
            FUN = getBarcodefromAliquot,
            step = 20,
            items = aliquot
        )

        barcode <- as.character(info$submitter_id)[match(aliquot,as.character(info$aliquot_id))]
        colnames(data)[-c(1:3)] <- barcode
        return(data)
    })
    gistic.df <- gistic.list %>%
        join_all(by =  c("Gene Symbol","Gene ID","Cytoband"), type='full')

    return(gistic.df)
}

# Reads Copy Number Variation files to a data frame, basically it will rbind it
#' @importFrom purrr map2_dfr
read_copy_number_variation <- function(files, cases){
    message("Reading copy number variation files")

    col_types <- ifelse(any(grepl('ascat2', files)),"ccnnnnn","ccnnnd")

    purrr::map2_dfr(
        .x = files,
        .y = cases,
        .f = function(file,case) {
            data <- readr::read_tsv(file, col_names = TRUE, col_types = col_types);
            if(!missing(case)) data$Sample <- case
            data
        })
}

# getBarcodeInfo(c("TCGA-A6-6650-01B"))
#  getBarcodeInfo(c("DLBCL10508-sample"))
addFFPE <- function(df) {
    message("Add FFPE information. More information at: \n=> https://cancergenome.nih.gov/cancersselected/biospeccriteria \n=> http://gdac.broadinstitute.org/runs/sampleReports/latest/FPPP_FFPE_Cases.html")
    barcode <- df$barcode
    patient <- df$patient

    ffpe.info <- NULL
    ffpe.info <- splitAPICall(FUN = getFFPE,
                              step = 20,
                              items = df$patient)

    df <- merge(df, ffpe.info,by.x = "sample", by.y = "submitter_id")
    df <- df[match(barcode,df$barcode),]
    return(df)
}

# getFFPE("TCGA-A6-6650")
#' @importFrom plyr rbind.fill
#' @importFrom httr content
getFFPE <- function(patient){
    baseURL <- "https://api.gdc.cancer.gov/cases/?"
    options.pretty <- "pretty=true"
    options.expand <- "expand=samples"
    option.size <- paste0("size=",length(patient))
    options.filter <- paste0(
        "filters=",
        URLencode('{"op":"and","content":[{"op":"in","content":{"field":"cases.submitter_id","value":['),
        paste0('"',paste(patient,collapse = '","')),
        URLencode('"]}}]}')
    )
    url <- paste0(baseURL,paste(options.pretty,options.expand, option.size, options.filter, sep = "&"))
    json  <- tryCatch(
        getURL(url,fromJSON,timeout(600),simplifyDataFrame = TRUE),
        error = function(e) {
            message(paste("Error: ", e, sep = " "))
            message("We will retry to access GDC again! URL:")
            #message(url)
            fromJSON(content(getURL(url,GET,timeout(600)), as = "text", encoding = "UTF-8"), simplifyDataFrame = TRUE)
        }
    )

    results <- json$data$hits
    results <- rbind.fill(results$samples)[,c("submitter_id","is_ffpe")]
    return(results)
}

getAliquot_ids <- function(barcode){
    baseURL <- "https://api.gdc.cancer.gov/cases/?"
    options.fields <- "fields=samples.portions.analytes.aliquots.aliquot_id,samples.portions.analytes.aliquots.submitter_id"
    options.pretty <- "pretty=true"
    option.size <- paste0("size=",length(barcode))
    #message(paste(barcode,collapse = '","'))
    #message(paste0('"',paste(barcode,collapse = '","')))
    options.filter <- paste0(
        "filters=",
        URLencode('{"op":"and","content":[{"op":"in","content":{"field":"cases.submitter_id","value":['),
        paste0('"',paste(barcode,collapse = '","')),
        URLencode('"]}}]}')
    )
    #message(paste0(baseURL,paste(options.pretty,options.expand, option.size, options.filter, sep = "&")))
    url <- paste0(baseURL,paste(options.pretty,options.fields, option.size, options.filter, sep = "&"))
    json  <- tryCatch(
        getURL(url,fromJSON,timeout(600),simplifyDataFrame = TRUE),
        error = function(e) {
            message(paste("Error: ", e, sep = " "))
            message("We will retry to access GDC again! URL:")
            #message(url)
            fromJSON(content(getURL(url,GET,timeout(600)), as = "text", encoding = "UTF-8"), simplifyDataFrame = TRUE)
        }
    )
    results <- unlist(json$data$hits$samples)
    results.barcode <- grep("TCGA",results,value = TRUE)
    results.aliquot <- grep("TCGA",results,value = TRUE,invert = TRUE)

    df <- data.frame(results.aliquot,results.barcode)
    colnames(df) <- c("aliquot_id","barcode")
    return(df)
}


# getBarcodeInfo(c("TCGA-OR-A5K3-01A","C3N-00321-01"))
# barcode is: sample_submitter_id
#' @importFrom dplyr bind_cols slice row_number
#'
getBarcodeInfo <- function(barcode) {
    baseURL <- "https://api.gdc.cancer.gov/cases/?"
    options.pretty <- "pretty=true"
    options.expand <- "expand=samples,project,diagnoses,diagnoses.treatments,annotations,family_histories,demographic,exposures"
    option.size <- paste0("size=",length(barcode))
    options.filter <- paste0("filters=",
                             URLencode('{"op":"or","content":[{"op":"in","content":{"field":"cases.submitter_id","value":['),
                             paste0('"',paste(barcode,collapse = '","')),
                             URLencode('"]}},'),
                             URLencode('{"op":"in","content":{"field":"submitter_sample_ids","value":['),
                             paste0('"',paste(barcode,collapse = '","')),
                             URLencode('"]}},'),
                             URLencode('{"op":"in","content":{"field":"submitter_aliquot_ids","value":['),
                             paste0('"',paste(barcode,collapse = '","')),
                             URLencode('"]}}'),
                             URLencode(']}')
    )
    url <- paste0(baseURL,paste(options.pretty,options.expand, option.size, options.filter, sep = "&"))
    #message(url)
    json  <- tryCatch(
        getURL(url,fromJSON,timeout(600),simplifyDataFrame = TRUE),
        error = function(e) {
            message(paste("Error: ", e, sep = " "))
            message("We will retry to access GDC again! URL:")
            #message(url)
            fromJSON(content(getURL(url,GET,timeout(600)), as = "text", encoding = "UTF-8"), simplifyDataFrame = TRUE)
        }
    )

    results <- json$data$hits

    # no results
    if(length(results) == 0){
        return(data.frame(barcode,stringsAsFactors = FALSE))
    }

    submitter_id <- results$submitter_id
    submitter_aliquot_ids <- results$submitter_aliquot_ids

    if(!is.null(results$samples)) {
        samples <- rbindlist(results$samples, fill = TRUE)
        samples <- samples[match(barcode,samples$submitter_id),]
        samples$sample_submitter_id <- str_extract_all(
            samples$submitter_id,paste(barcode,collapse = "|")) %>%
            unlist %>% as.character

        tryCatch({
            samples$submitter_id <-
                str_extract_all(
                    samples$submitter_id,
                    paste(c(submitter_id,barcode), collapse = "|"),
                    simplify = TRUE
                ) %>% as.character
        }, error = function(e){
            samples$submitter_id <- submitter_id
        })
        df <- samples[!is.na(samples$submitter_id),]
        suppressWarnings({
            df[,c("updated_datetime","created_datetime")] <- NULL
        })
    }


    # We dont have the same cols for TCGA and TARGET so we need to check them
    if(!is.null(results$diagnoses)) {
        diagnoses <- rbindlist(lapply(results$diagnoses, function(x) if(is.null(x)) data.frame(NA) else x),fill = TRUE)
        diagnoses[,c("updated_datetime","created_datetime","state")] <- NULL
        if(any(grepl("submitter_id", colnames(diagnoses)))) {
            diagnoses$submitter_id <- gsub("-diagnosis|_diagnosis.*|-DIAG|diag-","", diagnoses$submitter_id)
        }  else {
            diagnoses$submitter_id <- submitter_id
        }
        # this is required since the sample might not have a diagnosis
        if(!any(df$submitter_id %in% diagnoses$submitter_id)){
            diagnoses$submitter_id <- NULL
            # The sample migth have different sample types
            # The diagnosis the same for each one of these samples
            # in that case we will have a 1 to mapping and binding will
            # not work. We need then to replicate diagnosis to each sample
            # and not each patient
            # Cases can be replicated with getBarcodeInfo(c("BA2691R","BA2577R","BA2748R"))
            if(nrow(diagnoses) <  nrow(df)){
                diagnoses <- plyr::ldply(
                    1:length(results$submitter_sample_ids),
                    .fun = function(x){
                        diagnoses[x] %>% # replicate diagnoses the number of samples
                            as.data.frame() %>%
                            dplyr::slice(rep(dplyr::row_number(), sum(results$submitter_sample_ids[[x]] %in% barcode)))})
            }

            df <- dplyr::bind_cols(df %>% as.data.frame,diagnoses %>% as.data.frame)
        } else {
            df <- left_join(df, diagnoses, by = "submitter_id")
        }
    }
    if(!is.null(results$exposures)) {
        exposures <- rbindlist(
            lapply(results$exposures, function(x) if(is.null(x)) data.frame(NA) else x),
            fill = TRUE
        )
        exposures[,c("updated_datetime","created_datetime","state")] <- NULL
        if(any(grepl("submitter_id", colnames(exposures)))) {
            exposures$submitter_id <- gsub("-exposure|_exposure.*|-EXP","", exposures$submitter_id)
        }  else {
            exposures$submitter_id <- submitter_id
        }
        if(!any(df$submitter_id %in% exposures$submitter_id)){
            exposures$submitter_id <- NULL
            df <- dplyr::bind_cols(df,exposures)
        } else {
            df <- left_join(df, exposures, by = "submitter_id")
        }
    }


    if(!is.null(results$demographic)) {
        demographic <- results$demographic
        demographic[,c("updated_datetime","created_datetime","state")] <- NULL
        if(any(grepl("submitter_id", colnames(demographic)))) {
            demographic$submitter_id <- gsub(
                "-demographic|_demographic.*|-DEMO|demo-",
                "",
                results$demographic$submitter_id
            )
        } else {
            demographic$submitter_id <- submitter_id
        }

        if(!any(df$submitter_id %in% demographic$submitter_id)){
            demographic$submitter_id <- NULL
            demographic$updated_datetime  <- NULL
            demographic$created_datetime <- NULL
            # The sample migth have different sample types
            # The diagnosis the same for each one of these samples
            # in that case we will have a 1 to mapping and binding will
            # not work. We need then to replicate diagnosis to each sample
            # and not each patient
            # Cases can be replicated with getBarcodeInfo(c("BA2691R","BA2577R","BA2748R"))
            if(nrow(demographic) <  nrow(df)){
                demographic <- plyr::ldply(
                    1:length(results$submitter_sample_ids),
                    .fun = function(x){
                        demographic[x,] %>% # replicate diagnoses the number of samples
                            as.data.frame() %>%
                            dplyr::slice(
                                rep(dplyr::row_number(), sum(results$submitter_sample_ids[[x]] %in% barcode)))
                    })
            }

            df <- dplyr::bind_cols(df  %>% as.data.frame,demographic)
        } else {
            df <- left_join(df,demographic, by = "submitter_id")
        }
    }

    df$bcr_patient_barcode <- df$submitter_id %>% as.character()
    projects.info <- results$project
    projects.info <- results$project[,grep("state",colnames(projects.info),invert = TRUE)]

    if(any(submitter_id %in% df$submitter_id)){
        projects.info <-  cbind("submitter_id" = submitter_id, projects.info)

        suppressWarnings({
            df <- left_join(
                df,
                projects.info,
                by = "submitter_id"
            )
        })
    } else {

        if(nrow(projects.info) <  nrow(df)){
            projects.info <- plyr::ldply(
                1:length(results$submitter_sample_ids),
                .fun = function(x){
                    projects.info[x,] %>% # replicate diagnoses the number of samples
                        as.data.frame() %>%
                        dplyr::slice(
                            rep(dplyr::row_number(), sum(results$submitter_sample_ids[[x]] %in% barcode)))
                })
        }

        df <- dplyr::bind_cols(df,projects.info)
    }

    # Adding in the same order


    if(any(substr(barcode,1,str_length(df$submitter_id)) %in% df$submitter_id)){
        df <- df[match(substr(barcode,1,str_length(df$sample_submitter_id)),df$sample_submitter_id),]
        # This line should not exists, but some patients does not have clinical data
        # case: TCGA-R8-A6YH"
        # this has been reported to GDC, waiting answers
        # So we will remove this NA cases
        df <- df[!is.na(df$submitter_id),]
    } else {
        idx <- sapply(substr(barcode,1,str_length(df$submitter_aliquot_ids) %>% max),
                      FUN = function(x){
                          grep(x,df$submitter_aliquot_ids)
                      })
        df <- df[idx,]
    }

    # remove empty columns
    df <- df %>% as.data.frame() %>% dplyr::select(which(colSums(is.na(df)) < nrow(df)))
    return(df)
}

#' @title Prepare CEL files into an AffyBatch.
#' @description Prepare CEL files into an AffyBatch.
#' @param ClinData write
#' @param PathFolder write
#' @param TabCel write
#' @examples
#' \dontrun{
#' to add example
#' }
#' @export
#' @return Normalized Expression data from Affy eSets
TCGAprepare_Affy <- function(ClinData, PathFolder, TabCel){
    if (!requireNamespace("affy", quietly = TRUE)) {
        stop("affy package is needed for this function to work. Please install it.",
             call. = FALSE)
    }
    if (!requireNamespace("Biobase", quietly = TRUE)) {
        stop("affy package is needed for this function to work. Please install it.",
             call. = FALSE)
    }
    affy_batch <- affy::ReadAffy(filenames = as.character(paste(TabCel$samples, ".CEL", sep = "")))

    eset <- affy::rma(affy_batch)

    mat <- Biobase::exprs(eset)

    return(mat)

}
