#!/usr/bin/env bash

set -e

# This file is using docker to run commands
SPC_DOCKER_VERSION=v4

# Detect docker can run
if ! which docker >/dev/null; then
  echo "Docker is not installed, please install docker first !"
  exit 1
fi
DOCKER_EXECUTABLE="docker"
# shellcheck disable=SC2046
if [ $(id -u) -ne 0 ]; then
    if ! docker info > /dev/null 2>&1; then
        if [ "$SPC_USE_SUDO" != "yes" ] && [ "$SPC_DOCKER_DEBUG" != "yes" ]; then
            echo "Docker command requires sudo"
            # shellcheck disable=SC2039
            echo -n 'To use sudo to run docker, run "export SPC_USE_SUDO=yes" and run command again'
            exit 1
        fi
        DOCKER_EXECUTABLE="sudo docker"
    fi
fi

# Convert uname to gnu arch
CURRENT_ARCH=$(uname -m)
if [ "$CURRENT_ARCH" = "arm64" ]; then
    CURRENT_ARCH=aarch64
fi
if [ -z "$SPC_USE_ARCH" ]; then
    SPC_USE_ARCH=$CURRENT_ARCH
fi
# parse SPC_USE_ARCH
case $SPC_USE_ARCH in
x86_64|amd64)
    SPC_USE_ARCH=x86_64
    SPC_USE_ARCH_DOCKER=amd64
    if [ "$CURRENT_ARCH" != "x86_64" ]; then
        PLATFORM_ARG="--platform linux/amd64"
    fi
    ;;
aarch64|arm64)
    SPC_USE_ARCH=aarch64
    SPC_USE_ARCH_DOCKER=arm64
    if [ "$CURRENT_ARCH" != "aarch64" ]; then
        PLATFORM_ARG="--platform linux/arm64"
    fi
    ;;
*)
    echo "Current arch is not supported to run in docker: $SPC_USE_ARCH"
    exit 1
    ;;
esac
# detect if we need to use qemu-static
if [ "$SPC_USE_ARCH" != "$CURRENT_ARCH" ]; then
    if [ "$(uname -s)" = "Linux" ]; then
        echo "* Using different arch needs to setup qemu-static for docker !"
        $DOCKER_EXECUTABLE run --rm --privileged multiarch/qemu-user-static --reset -p yes > /dev/null
    fi
fi

# Detect docker env is setup
if ! $DOCKER_EXECUTABLE images | grep -q cwcc-spc-gnu-$SPC_USE_ARCH-$SPC_DOCKER_VERSION; then
    echo "Docker container does not exist. Building docker image ..."
    $DOCKER_EXECUTABLE buildx build $PLATFORM_ARG --no-cache -t cwcc-spc-gnu-$SPC_USE_ARCH-$SPC_DOCKER_VERSION -f- . <<EOF
FROM centos:7
RUN sed -i 's/mirror.centos.org/vault.centos.org/g' /etc/yum.repos.d/*.repo && \
    sed -i 's/^#.*baseurl=http/baseurl=http/g' /etc/yum.repos.d/*.repo && \
    sed -i 's/^mirrorlist=http/#mirrorlist=http/g' /etc/yum.repos.d/*.repo
RUN yum clean all && \
    yum makecache && \
    yum update -y && \
    localedef -c -i en_US -f UTF-8 en_US.UTF-8

RUN yum install -y centos-release-scl

RUN if [ "$SPC_USE_ARCH" = "aarch64" ]; then \
        sed -i 's|mirror.centos.org/centos|vault.centos.org/altarch|g' /etc/yum.repos.d/CentOS-SCLo-scl-rh.repo ; \
        sed -i 's|mirror.centos.org/centos|vault.centos.org/altarch|g' /etc/yum.repos.d/CentOS-SCLo-scl.repo ; \
    else \
        sed -i 's/mirror.centos.org/vault.centos.org/g' /etc/yum.repos.d/*.repo ; \
    fi
RUN sed -i 's/^#.*baseurl=http/baseurl=http/g' /etc/yum.repos.d/*.repo && \
    sed -i 's/^mirrorlist=http/#mirrorlist=http/g' /etc/yum.repos.d/*.repo

RUN yum update -y && \
    yum install -y devtoolset-10-gcc-*
RUN echo "source scl_source enable devtoolset-10" >> /etc/bashrc
RUN source /etc/bashrc
RUN yum install -y which

RUN curl -fsSL -o patchelf.tgz https://github.com/NixOS/patchelf/releases/download/0.18.0/patchelf-0.18.0-$SPC_USE_ARCH.tar.gz && \
    mkdir -p /patchelf && \
    tar -xzf patchelf.tgz -C /patchelf --strip-components=1 && \
    cp /patchelf/bin/patchelf /usr/bin/

RUN curl -o cmake.tgz -fsSL https://github.com/Kitware/CMake/releases/download/v3.31.4/cmake-3.31.4-linux-$SPC_USE_ARCH.tar.gz && \
    mkdir /cmake && \
    tar -xzf cmake.tgz -C /cmake --strip-components 1

WORKDIR /app
ADD ./src /app/src
COPY ./composer.* /app/
ADD ./bin/setup-runtime /app/bin/setup-runtime
ADD ./bin/spc /app/bin/spc
RUN /app/bin/setup-runtime
RUN /app/bin/php /app/bin/composer install --no-dev
ENV PATH="/app/bin:/cmake/bin:$PATH"
ENV SPC_TARGET=glibc

ADD ./config/env.ini /app/config/env.ini
RUN CC=gcc bin/spc doctor --auto-fix --debug

RUN curl -o make.tgz -fsSL https://ftp.gnu.org/gnu/make/make-4.4.tar.gz && \
    tar -zxvf make.tgz && \
    cd make-4.4 && \
    ./configure && \
    make && \
    make install && \
    ln -sf /usr/local/bin/make /usr/bin/make

RUN curl -o automake.tgz -fsSL https://ftp.gnu.org/gnu/automake/automake-1.17.tar.xz && \
    tar -xvf automake.tgz && \
    cd automake-1.17 && \
    ./configure && \
    make && \
    make install && \
    ln -sf /usr/local/bin/automake /usr/bin/automake

EOF
fi

# Check if in ci (local terminal can execute with -it)
if [ -t 0 ]; then
    INTERACT=-it
else
    INTERACT=''
fi

# Mounting volumes
MOUNT_LIST=""
# shellcheck disable=SC2089
MOUNT_LIST="$MOUNT_LIST -v ""$(pwd)""/config:/app/config"
MOUNT_LIST="$MOUNT_LIST -v ""$(pwd)""/src:/app/src"
MOUNT_LIST="$MOUNT_LIST -v ""$(pwd)""/buildroot:/app/buildroot"
MOUNT_LIST="$MOUNT_LIST -v ""$(pwd)""/source:/app/source"
MOUNT_LIST="$MOUNT_LIST -v ""$(pwd)""/dist:/app/dist"
MOUNT_LIST="$MOUNT_LIST -v ""$(pwd)""/downloads:/app/downloads"
MOUNT_LIST="$MOUNT_LIST -v ""$(pwd)""/pkgroot:/app/pkgroot"
if [ -f "$(pwd)/craft.yml" ]; then
    MOUNT_LIST="$MOUNT_LIST -v ""$(pwd)""/craft.yml:/app/craft.yml"
fi

# Apply env in temp env file
echo 'CC=/opt/rh/devtoolset-10/root/usr/bin/gcc' > /tmp/spc-gnu-docker.env
echo 'CXX=/opt/rh/devtoolset-10/root/usr/bin/g++' >> /tmp/spc-gnu-docker.env
echo 'AR=/opt/rh/devtoolset-10/root/usr/bin/ar' >> /tmp/spc-gnu-docker.env
echo 'LD=/opt/rh/devtoolset-10/root/usr/bin/ld' >> /tmp/spc-gnu-docker.env
echo 'SPC_DEFAULT_C_FLAGS=-fPIC' >> /tmp/spc-gnu-docker.env
echo 'SPC_TARGET=glibc' >> /tmp/spc-gnu-docker.env
echo 'SPC_CMD_VAR_PHP_MAKE_EXTRA_LDFLAGS_PROGRAM="-Wl,-O1 -pie"' >> /tmp/spc-gnu-docker.env
echo 'SPC_CMD_VAR_PHP_MAKE_EXTRA_LIBS="-ldl -lpthread -lm -lresolv -lutil -lrt"' >> /tmp/spc-gnu-docker.env

# Environment variable passthrough
ENV_LIST=""
ENV_LIST="$ENV_LIST -e SPC_FIX_DEPLOY_ROOT="$(pwd)""
if [ ! -z "$GITHUB_TOKEN" ]; then
    ENV_LIST="$ENV_LIST -e GITHUB_TOKEN=$GITHUB_TOKEN"
fi

# Run docker
# shellcheck disable=SC2068
# shellcheck disable=SC2086
# shellcheck disable=SC2090

if [ "$SPC_DOCKER_DEBUG" = "yes" ]; then
    echo "* Debug mode enabled, run docker in interactive mode."
    echo "* You can use 'exit' to exit the docker container."
    echo "* You can use 'bin/spc' like normal builds."
    echo "*"
    echo "*    Mounted directories:"
    echo "*    ./config:    $(pwd)/config"
    echo "*    ./src:       $(pwd)/src"
    echo "*    ./buildroot: $(pwd)/buildroot"
    echo "*    ./source:    $(pwd)/source"
    echo "*    ./dist:      $(pwd)/dist"
    echo "*    ./downloads: $(pwd)/downloads"
    echo "*    ./pkgroot:   $(pwd)/pkgroot"
    echo "*"
    set -ex
    $DOCKER_EXECUTABLE run $PLATFORM_ARG --privileged --rm -it $INTERACT $ENV_LIST --env-file /tmp/spc-gnu-docker.env $MOUNT_LIST cwcc-spc-gnu-$SPC_USE_ARCH-$SPC_DOCKER_VERSION /bin/bash
else
    $DOCKER_EXECUTABLE run $PLATFORM_ARG --rm $INTERACT $ENV_LIST --env-file /tmp/spc-gnu-docker.env $MOUNT_LIST cwcc-spc-gnu-$SPC_USE_ARCH-$SPC_DOCKER_VERSION bin/spc $@
fi