# from https://stackoverflow.com/questions/51866926
# and https://github.com/jangorecki/r.gitlab.ci

# how the images work: https://hub.docker.com/r/rocker/r-ver/

stages:
    - build
    - deploy

R 3.3:
    image: rocker/r-ver:3.3 # rocker/r-base
    stage: build
    script:
    - apt-get update
    # install dependencies for package
    - apt-get install --yes --no-install-recommends libxml2-dev libssl-dev libcurl4-openssl-dev zlib1g-dev
    - R -e 'install.packages(c("devtools", "rlang"))'
    - R -e 'devtools::install_deps(dependencies = c("Depends", "Imports", "Suggests"))'
    - R -e 'print(as.data.frame(installed.packages(), row.names = FALSE)[, c("Package", "Version")])'
    # remove vignettes folder and get VignetteBuilder field out of DESCRIPTION file
    - rm -rf vignettes
    - R -e 'd <- read.dcf("DESCRIPTION"); d[, colnames(d) == "VignetteBuilder"] <- NA; write.dcf(d, "DESCRIPTION")'
    - R CMD build . --no-build-vignettes --no-manual
    - PKG_FILE_NAME=$(ls -1t *.tar.gz | head -n 1)
    - R CMD check "${PKG_FILE_NAME}" --no-build-vignettes --no-manual --as-cran
    
R 3.4:
    image: rocker/r-ver:3.4 # rocker/r-base
    stage: build
    script:
    - apt-get update
    # install dependencies for package
    - apt-get install --yes --no-install-recommends libxml2-dev libssl-dev libcurl4-openssl-dev zlib1g-dev
    - R -e 'install.packages("devtools")'
    - R -e 'devtools::install_deps(dependencies = c("Depends", "Imports", "Suggests"))'
    - R -e 'print(as.data.frame(installed.packages(), row.names = FALSE)[, c("Package", "Version")])'
    # remove vignettes folder and get VignetteBuilder field out of DESCRIPTION file
    - rm -rf vignettes
    - R -e 'd <- read.dcf("DESCRIPTION"); d[, colnames(d) == "VignetteBuilder"] <- NA; write.dcf(d, "DESCRIPTION")'
    - R CMD build . --no-build-vignettes --no-manual
    - PKG_FILE_NAME=$(ls -1t *.tar.gz | head -n 1)
    - R CMD check "${PKG_FILE_NAME}" --no-build-vignettes --no-manual --as-cran
    
R 3.5:
    image: rocker/r-ver:3.5 # rocker/r-base
    stage: build
    script:
    - apt-get update
    # install dependencies for package
    - apt-get install --yes --no-install-recommends libxml2-dev libssl-dev libcurl4-openssl-dev zlib1g-dev
    - R -e 'install.packages("devtools")'
    - R -e 'devtools::install_deps(dependencies = c("Depends", "Imports", "Suggests"))'
    - R -e 'print(as.data.frame(installed.packages(), row.names = FALSE)[, c("Package", "Version")])'
    # remove vignettes folder and get VignetteBuilder field out of DESCRIPTION file
    - rm -rf vignettes
    - R -e 'd <- read.dcf("DESCRIPTION"); d[, colnames(d) == "VignetteBuilder"] <- NA; write.dcf(d, "DESCRIPTION")'
    - R CMD build . --no-build-vignettes --no-manual
    - PKG_FILE_NAME=$(ls -1t *.tar.gz | head -n 1)
    - R CMD check "${PKG_FILE_NAME}" --no-build-vignettes --no-manual --as-cran

coverage_job:
    stage: deploy
    script:
    # update code coverage
    - apt-get install --yes git
    - R -e "covr::codecov(token = '50ffa0aa-fee0-4f8b-a11d-8c7edc6d32ca')"
    when: on_success