FROM alpine:3.20

ARG R_VERSION=4.4.1
ENV PATH=/opt/R/${R_VERSION}/bin:$PATH
ENV TZ="Europe/Berlin"

ARG ARCH=arm64
ENV NCPUS=2

ENV AWS_ACCESS_KEY_ID=""
ENV AWS_SECRET_ACCESS_KEY=""
ENV PGPASS=""

ARG GITHUB_PAT

# Background: JAGS needs lapack & lapack-dev but these conflict with openblas-dev which is required by R-dev
# Solution: first compile JAGS, then remove lapack & lapack-dev again
# # xvfb: for graphical pkgs requiring tcl, like gWidgets2tcltk
RUN apk add -q --no-cache curl tar make lapack lapack-dev blas blas-dev gcc gfortran g++ htop git cmake tk-dev xvfb xvfb-run xz

### CUSTOM DEPENDENCIES 
# These usually are not packaged in OS repositories and need to be installed from source
# - JAGS (needed for runjags which itself is again a dependency of many packages)
RUN curl -q -L -O https://sourceforge.net/projects/mcmc-jags/files/JAGS/4.x/Source/JAGS-4.3.2.tar.gz && tar -xzf JAGS-4.3.2.tar.gz && cd JAGS-4.3.2 && ./configure --enable-silent-rules && make 2>&1 && make install 2>&1 >/dev/null && rm -rf JAGS-4.3.2.tar.gz JAGS-4.3.2 && cd ..
RUN apk del lapack lapack-dev

# linux-headers: ps
# libxml2-dev: xml2
# libgit2-dev: gert
# libpq-dev: RPostgres
RUN apk add -q --no-cache R-dev curl ca-certificates bash g++ tzdata openjdk17 tar sed patch openblas-dev pkgconfig linux-headers ccache libxml2-dev libgit2-dev libpq-dev pkg-config

# https://github.com/RcppCore/Rcpp/issues/448#issuecomment-220148774
# LDFLAGS+=-fPIC -> arrow (https://github.com/r-hub/r-minimal/blob/main/examples/arrow/Dockerfile)
# dbarts: CFLAGS += -flax-vector-conversions (https://github.com/vdorie/dbarts/issues/66)
# CXXFLAGS: -> Rcpp 
RUN mkdir -p /root/.R && bash -c 'echo -e "CXX_STD = CXX14\nCXXFLAGS=-D__MUSL__\nCPPFLAGS=-D__MUSL__\nCFLAGS += -flax-vector-conversions\nLDFLAGS+=-fPIC\nCC=ccache gcc\nCPP=ccache gcc\nCXX=ccache g++\nCXX11=ccache g++\nCXX14=ccache g++\nCXX17=ccache g++\nF77=ccache /usr/bin/gfortran\nFC=ccache /usr/bin/gfortran" > /root/.R/Makevars'

# R repos
RUN bash -c 'echo -e "options(crayon.enabled = TRUE, Ncpus = ${NCPUS}, future.globals.onReference = NULL, repos = structure(c(CRAN = \"https://cloud.r-project.org\", INLA = \"https://inla.r-inla-download.org/R/stable\")))" > /root/.Rprofile'
RUN bash -c 'echo -e "PKG_SYSREQS=TRUE\nPKG_SYSREQS_VERBOSE=TRUE" > ~/.Renviron'

### INSTALL R
RUN curl -O "https://devxy-r-builds.s3.eu-central-2.amazonaws.com/alpine320/r-${R_VERSION}_1_$(arch).apk"
RUN apk add --allow-untrusted "r-${R_VERSION}_1_$(arch).apk" && rm "r-${R_VERSION}_1_$(arch).apk"

RUN R -q -e 'install.packages("remotes", repo = "cloud.r-project.org"); remotes::install_github("pat-s/pak@alpine")'

# FIXME: switch to pak after https://github.com/r-lib/pak/issues/628
# deps from pak::pkg_deps(".")$package
RUN R -q -e 'pak::pak(c("DBI", "R6", "RPostgres", "Rcpp", "askpass", "base64enc", "bit64", "bit", "blob", "callr", "cli", "credentials", "curl", "data.table", "desc", "digest", "dplyr", "fansi", "fs", "future.apply", "future", "generics", "gert", "globals", "glue", "hms", "httr", "jsonlite", "lgr", "lifecycle", "listenv", "lubridate", "magrittr", "mime", "openssl", "parallelly", "paws.common", "paws.storage", "pillar", "pkgbuild", "pkgconfig", "processx", "progressr", "ps", "purrr", "rlang", "rstudioapi", "s3fs", "stringi", "stringr", "sys", "tibble", "tidyselect", "timechange", "utf8", "vctrs", "withr", "xml2", "zip", "codetools", "cranlike", "RSQLite", "cachem", "crayon", "debugme", "fastmap", "memoise", "progress"))'

COPY --link . .
# remove secrets from COPY
RUN touch /.Renviron /.envrc && rm /.Renviron /.envrc
RUN R CMD INSTALL . && rm -rf r-pkg-binaries

CMD ["/bin/bash"]