# This file contains everything to configure the workflow on a global scale.
# The sample based data must be complemented by a samples.tsv file that contains
# one row per sample. It can be parsed easily via pandas.
samples: "config/samples.tsv"
# The source of fastq files for every sequencing unit of all samples has to be provided in the units.tsv file.
units: "config/units.tsv"
single_end: True

resources:
  ref:
    # Ensembl species name
    species: saccharomyces_cerevisiae
    # Ensembl release
    release: 101
    # Genome build
    build: R64-1-1
    # for testing data a single chromosome can be selected (leave empty for a regular analysis)
    chromosome:
    # specify release version number of igenomes list to use (see https://github.com/nf-core/chipseq/releases), e.g. 1.2.2
    igenomes_release: 1.2.2
    # if igenomes.yaml cannot be used, a value for the mappable or effective genome size can be specified here, e.g. macs-gsize: 2.7e9
    macs-gsize:
    # if igenomes.yaml cannot be used, a path to an own blacklist can be specified here
    blacklist:

trimming:
  threads: 2
  se: "--adapter1 AGATCGGAAGAGCACACGTCTGAACTCCAGTCAC"
  pe: "--adapter1 AGATCGGAAGAGCACACGTCTGAACTCCAGTCAC --adapter2 AGATCGGAAGAGCGTCGTGTAGGGAAAGAGTGTAGATCTCGGTGGTCGCCGTATCATT"
  others: "--gzip --trimqualities --trimns --minlength 35"

params:
  # Number of biological replicates required from a given condition for a peak to contribute to a consensus peak
  min-reps-consensus: 1
  callpeak:
    p-value: 0.5
    q-value:
  deeptools-plots:
    # when activated the plot profile and heatmap plot are generated, this involves a matrix calculation that requires a lot of working memory.
    activate: True
  lc_extrap:
    activate: False
  picard_metrics:
    activate: True
  peak-annotation-analysis:
    activate: True
  peak-qc:
    activate: True
  consensus-peak-analysis:
    # when more than one sample
    activate: False
  # samtools view parameter suggestions (for full parameters, see: https://www.htslib.org/doc/samtools-view.html):
  # if duplicates should be removed in this filtering, add "-F 0x0400" to the params
  # if for each read, you only want to retain a single (best) mapping, add "-q 1" to params
  # if you would like to restrict analysis to certain regions (e.g. excluding other "blacklisted" regions),
  # the -L option is automatically activated if a path to a blacklist of the given genome exists in the
  # downloaded "resources/ref/igenomes.yaml" or has been provided via the parameter
  # "config['resources']['ref']['blacklist']" in this configuration file
  samtools-view-se: "-b -F 0x004"
  samtools-view-pe: "-b -F 0x004 -G 0x009 -f 0x001"
  plotfingerprint:
    # --numberOfSamples parameter of deeptools plotFingerprint, see: https://deeptools.readthedocs.io/en/develop/content/tools/plotFingerprint.html#Optional%20arguments
    number-of-samples: 500000
  # optional parameters for picard's CollectMultipleMetrics from sorted, filtered and merged bam files in post analysis step
  # see https://gatk.broadinstitute.org/hc/en-us/articles/360037594031-CollectMultipleMetrics-Picard-
  collect-multiple-metrics: VALIDATION_STRINGENCY=LENIENT
  bowtie_path: "/usr/local/bin/"
  db_bowtie_path: "/scratch/users/aginolhac/FastQ_Screen_Genomes/"