# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle

name: Build and test

on:
  workflow_call:
    inputs:
      timeout:
        description: 'Timeout for runServer (seconds)'
        required: false
        default: 90
        type: number
      workspace:
        description: 'setupCIWorkspace/setupDecompWorkspace'
        required: false
        default: "setupCIWorkspace"
        type: string
      client-only:
        description: 'Do not execute runServer'
        required: false
        default: false
        type: boolean
      disable-server-auto-stop:
        description: 'Do not automatically stop runServer by writing "stop" to stdin'
        required: false
        default: false
        type: boolean
      disable-spotless-pr:
        description: 'Do not run spotless PR task'
        required: false
        default: false
        type: boolean

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  build-and-test:
    runs-on: ubuntu-24.04
    steps:
    - name: Install Ubuntu dependencies
      run: |
        sudo apt-get update -y
        sudo apt-get install -y mesa-utils xvfb x11-xserver-utils
    - name: Checkout mod repo
      uses: actions/checkout@v5
      with:
        fetch-depth: 0
        submodules: recursive
    - name: Checkout workflows repo
      uses: actions/checkout@v5
      with:
        repository: GTNewHorizons/GTNH-Actions-Workflows
        path: .gtnh-workflows
        fetch-depth: 0

    - name: Determine JDK versions
      id: list-jdk-versions
      shell: bash
      run: |
        (
          echo 'java-versions<<EOF'
          echo 8
          echo 17
          echo 21
          if [[ -f gradle/gradle-daemon-jvm.properties ]]; then
            yq -pprops -oprops '.toolchainVersion' gradle/gradle-daemon-jvm.properties
          fi
          echo EOF
        ) | tee -a "${GITHUB_OUTPUT}"

    - name: Set up JDK versions
      uses: actions/setup-java@v5
      with:
        java-version: ${{ steps.list-jdk-versions.outputs.java-versions }}
        distribution: 'zulu'

    - name: Setup Gradle
      uses: gradle/actions/setup-gradle@v5
      with:
        build-scan-publish: true
        build-scan-terms-of-use-url: "https://gradle.com/terms-of-service"
        build-scan-terms-of-use-agree: "yes"
        validate-wrappers: true

    - name: Grant execute permission for gradlew
      run: chmod +x gradlew

    - name: Setup the workspace
      run: ./gradlew --build-cache --info --stacktrace ${{ inputs.workspace }}

    - name: Compile the mod
      run: ./gradlew --build-cache --info --stacktrace assemble

    - name: Run post-build checks
      id: build_mod
      run: xvfb-run --server-args="-screen 0 1366x768x24" ./gradlew --build-cache --info --stacktrace build

    - name: Attach gradle reports
      if: failure() && steps.build_mod.conclusion == 'failure'
      uses: actions/upload-artifact@v7
      continue-on-error: true
      with:
        name: ${{ github.repository_id }}-reports
        path: build/reports/
        retention-days: 90

    - name: Attempt to make a PR fixing spotless errors
      if: >-
        ${{ !inputs.disable-spotless-pr &&
        failure() && steps.build_mod.conclusion == 'failure' &&
        github.event_name == 'pull_request' &&
        !github.event.pull_request.draft &&
        github.event.pull_request.head.repo.full_name == github.repository }}
      run: |
        git reset --hard
        git checkout "${PR_BRANCH}"
        ./gradlew --build-cache --info --stacktrace spotlessApply || exit 1
        git diff --exit-code && exit 1
        git config user.name "GitHub GTNH Actions"
        git config user.email "<>"
        git switch -c "${FIXED_BRANCH}"
        git commit -am "spotlessApply"
        git push --force-with-lease origin "${FIXED_BRANCH}"
        gh pr create \
          --head "${FIXED_BRANCH}" \
          --base "${PR_BRANCH}" \
          --title "Spotless apply for branch ${PR_BRANCH} for #${{ github.event.pull_request.number }}" \
          --body "Automatic spotless apply to fix formatting errors, applies to PR #${{ github.event.pull_request.number }}" \
          2>&1 | tee pr-message.log || true
        gh pr comment "${PR_BRANCH}" -F pr-message.log || true
      shell: bash # ensures set -eo pipefail
      env:
        GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        PR_BRANCH: ${{ github.head_ref }}
        FIXED_BRANCH: ${{ github.head_ref }}-spotless-fixes

    - name: Run server for up to ${{ inputs.timeout }} seconds
      if: ${{ !inputs.client-only }}
      run: |
        mkdir -p run/server
        echo "eula=true" > run/eula.txt
        echo "eula=true" > run/server/eula.txt
        # Set a constant seed with a village at spawn
        echo "level-seed=-6202107849386030209\nonline-mode=true\n" > run/server.properties
        echo "level-seed=-6202107849386030209\nonline-mode=true\n" > run/server/server.properties

        server_stdin=/dev/null
        if [[ "${{ inputs.disable-server-auto-stop }}" != "true" ]]; then
          echo "stop" > run/stop.txt
          server_stdin=run/stop.txt
        fi
        timeout ${{ inputs.timeout }} ./gradlew --build-cache --info --stacktrace runServer 2>&1 < "${server_stdin}" | tee -a server.log || true

    - name: Test no errors reported during server run
      if: ${{ !inputs.client-only }}
      run: |
        chmod +x .gtnh-workflows/scripts/test_no_error_reports
        .gtnh-workflows/scripts/test_no_error_reports

    - name: Test no prerelease dependencies used
      run: |
        ! grep -P -- "-pre(?!shadow)" dependencies.gradle*

    # See https://github.com/GTNewHorizons/GT5-Unofficial/pull/4880
    - name: Make sure asset files are not overoptimized
      run: |
        echo "Checking for grayscale asset files which are not supported by the java8 image loader"
        fail=0
        set -o pipefail
        while IFS= read -r -d $'\n' file; do
          if $(file --brief -- "$file" | grep -q grayscale); then
            printf "found grayscale image '%s'\n" "$file"
            fail=1
          fi
        done < <(gh pr diff --name-only "${PR_NUMBER}" | grep 'src/main/resources/.*\.png$')

        exit $fail
      env:
        GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        PR_NUMBER: ${{ github.event.number }}

    - name: Attach compilation artifacts as ZIP
      uses: actions/upload-artifact@v7
      with:
        name: ${{ github.repository_id }}-build-libs
        path: build/libs/
        retention-days: 90

    - name: Find individual compilation artifacts
      id: find-artifacts
      shell: bash
      run: |
        mapfile -t files < <(find build/libs -maxdepth 1 -type f -name '*.jar' | sort)

        if (( ${#files[@]} > 10 )); then
          echo "::warning::Found ${#files[@]} files in build/libs, but only the first 10 will be uploaded individually."
        fi

        for i in {0..9}; do
          if [[ -n "${files[$i]:-}" ]]; then
            echo "file_${i}=${files[$i]}" >> "$GITHUB_OUTPUT"
          fi
        done

    - name: Upload individual compilation artifact 1
      if: ${{ steps.find-artifacts.outputs.file_0 != '' }}
      uses: actions/upload-artifact@v7
      with:
        path: ${{ steps.find-artifacts.outputs.file_0 }}
        retention-days: 90
        archive: false

    - name: Upload individual compilation artifact 2
      if: ${{ steps.find-artifacts.outputs.file_1 != '' }}
      uses: actions/upload-artifact@v7
      with:
        path: ${{ steps.find-artifacts.outputs.file_1 }}
        retention-days: 90
        archive: false

    - name: Upload individual compilation artifact 3
      if: ${{ steps.find-artifacts.outputs.file_2 != '' }}
      uses: actions/upload-artifact@v7
      with:
        path: ${{ steps.find-artifacts.outputs.file_2 }}
        retention-days: 90
        archive: false

    - name: Upload individual compilation artifact 4
      if: ${{ steps.find-artifacts.outputs.file_3 != '' }}
      uses: actions/upload-artifact@v7
      with:
        path: ${{ steps.find-artifacts.outputs.file_3 }}
        retention-days: 90
        archive: false

    - name: Upload individual compilation artifact 5
      if: ${{ steps.find-artifacts.outputs.file_4 != '' }}
      uses: actions/upload-artifact@v7
      with:
        path: ${{ steps.find-artifacts.outputs.file_4 }}
        retention-days: 90
        archive: false

    - name: Upload individual compilation artifact 6
      if: ${{ steps.find-artifacts.outputs.file_5 != '' }}
      uses: actions/upload-artifact@v7
      with:
        path: ${{ steps.find-artifacts.outputs.file_5 }}
        retention-days: 90
        archive: false

    - name: Upload individual compilation artifact 7
      if: ${{ steps.find-artifacts.outputs.file_6 != '' }}
      uses: actions/upload-artifact@v7
      with:
        path: ${{ steps.find-artifacts.outputs.file_6 }}
        retention-days: 90
        archive: false

    - name: Upload individual compilation artifact 8
      if: ${{ steps.find-artifacts.outputs.file_7 != '' }}
      uses: actions/upload-artifact@v7
      with:
        path: ${{ steps.find-artifacts.outputs.file_7 }}
        retention-days: 90
        archive: false

    - name: Upload individual compilation artifact 9
      if: ${{ steps.find-artifacts.outputs.file_8 != '' }}
      uses: actions/upload-artifact@v7
      with:
        path: ${{ steps.find-artifacts.outputs.file_8 }}
        retention-days: 90
        archive: false

    - name: Upload individual compilation artifact 10
      if: ${{ steps.find-artifacts.outputs.file_9 != '' }}
      uses: actions/upload-artifact@v7
      with:
        path: ${{ steps.find-artifacts.outputs.file_9 }}
        retention-days: 90
        archive: false