name: Build

on:
  workflow_dispatch:
  pull_request:
  push:
    branches: ["main", "release/*", "project/*"]
    tags: ["Second_Life*"]

env:
  # Build with a tag like "Second_Life#abcdef0" to generate a release page
  # (used for builds we are planning to deploy).
  RELEASE_RUN: ${{ github.ref_type == 'tag' && startsWith(github.ref_name, 'Second_Life') && 'Y' || '' }}

jobs:
  # The whole point of the setvar job is that we want to reference global
  # env.RELEASE_RUN in build.env, but a job.env can't directly reference the
  # global env context.
  setvar:
    runs-on: ubuntu-latest
    outputs:
      release_run: ${{ steps.setvar.outputs.release_run }}
    steps:
      - name: Set Variable
        id: setvar
        shell: bash
        run: |
          echo "release_run=$RELEASE_RUN" >> "$GITHUB_OUTPUT"

  build:
    needs: setvar
    strategy:
      matrix:
        runner: [windows-large, macos-12-xl]
        configuration: [Release]
        Linden: [true]
        include:
          - runner: macos-12-xl
            developer_dir: "/Applications/Xcode_14.0.1.app/Contents/Developer"
          - runner: windows-large
            configuration: ReleaseOS
            Linden: false
    runs-on: ${{ matrix.runner }}
    outputs:
      viewer_channel: ${{ steps.build.outputs.viewer_channel }}
      viewer_version: ${{ steps.build.outputs.viewer_version }}
      viewer_branch:  ${{ steps.which-branch.outputs.branch }}
      relnotes:       ${{ steps.which-branch.outputs.relnotes }}
      imagename: ${{ steps.build.outputs.imagename }}
    env:
      AUTOBUILD_ADDRSIZE: 64
      AUTOBUILD_BUILD_ID: ${{ github.run_id }}
      AUTOBUILD_CONFIGURATION: ${{ matrix.configuration }}
      # authorizes fetching private constituent packages
      AUTOBUILD_GITHUB_TOKEN: ${{ secrets.SHARED_AUTOBUILD_GITHUB_TOKEN }}
      AUTOBUILD_INSTALLABLE_CACHE: ${{ github.workspace }}/.autobuild-installables
      AUTOBUILD_VARIABLES_FILE: ${{ github.workspace }}/.build-variables/variables
      # Direct autobuild to store vcs_url, vcs_branch and vcs_revision in
      # autobuild-package.xml.
      AUTOBUILD_VCS_INFO: "true"
      AUTOBUILD_VSVER: "170"
      DEVELOPER_DIR: ${{ matrix.developer_dir }}
      # Ensure that Linden viewer builds engage Bugsplat.
      BUGSPLAT_DB: ${{ matrix.Linden && 'SecondLife_Viewer_2018' || '' }}
      # Run BUILD steps for Release configuration.
      # Run BUILD steps for ReleaseOS configuration only for release runs.
      BUILD: ${{ (matrix.Linden || needs.setvar.outputs.release_run) && 'Y' || '' }}
      build_coverity: false
      build_log_dir: ${{ github.workspace }}/.logs
      build_viewer: true
      BUILDSCRIPTS_SHARED: ${{ github.workspace }}/.shared
      # extracted and committed to viewer repo
      BUILDSCRIPTS_SUPPORT_FUNCTIONS: ${{ github.workspace }}/buildscripts_support_functions
      GIT_REF: ${{ github.head_ref || github.ref }}
      LL_SKIP_REQUIRE_SYSROOT: 1
      # Setting this variable directs Linden's TUT test driver code to capture
      # test-program log output at the specified level, but to display it only if
      # the individual test fails.
      LOGFAIL: DEBUG
      master_message_template_checkout: ${{ github.workspace }}/.master-message-template
      # Only set variants to the one configuration: don't let build.sh loop
      # over variants, let GitHub distribute variants over multiple hosts.
      variants: ${{ matrix.configuration }}
    steps:
      - name: Checkout code
        if: env.BUILD
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.pull_request.head.sha || github.sha }}

      - name: Setup python
        if: env.BUILD
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Checkout build variables
        if: env.BUILD
        uses: actions/checkout@v4
        with:
          repository: secondlife/build-variables
          ref: master
          path: .build-variables

      - name: Checkout master-message-template
        if: env.BUILD
        uses: actions/checkout@v4
        with:
          repository: secondlife/master-message-template
          path: .master-message-template

      - name: Install autobuild and python dependencies
        if: env.BUILD
        run: pip3 install autobuild llsd

      - name: Cache autobuild packages
        id: cache-installables
        if: env.BUILD
        uses: actions/cache@v4
        with:
          path: .autobuild-installables
          key: ${{ runner.os }}-64-${{ matrix.configuration }}-${{ hashFiles('autobuild.xml') }}
          restore-keys: |
            ${{ runner.os }}-64-${{ matrix.configuration }}-
            ${{ runner.os }}-64-

      - name: Install windows dependencies
        if: env.BUILD && runner.os == 'Windows'
        run: choco install nsis-unicode

      - name: Determine source branch
        id: which-branch
        if: env.BUILD
        uses: secondlife/viewer-build-util/which-branch@v2
        with:
          token: ${{ github.token }}

      - name: Build
        id: build
        if: env.BUILD
        shell: bash
        env:
          AUTOBUILD_VCS_BRANCH: ${{ steps.which-branch.outputs.branch }}
          RUNNER_OS: ${{ runner.os }}
        run: |
          # set up things the viewer's build.sh script expects
          set -x
          mkdir -p "$build_log_dir"
          mkdir -p "$BUILDSCRIPTS_SHARED/packages/lib/python"
          source "$BUILDSCRIPTS_SUPPORT_FUNCTIONS"
          if [[ "$OSTYPE" =~ cygwin|msys ]]
          then
            native_path() { cygpath --windows "$1"; }
            shell_path()  { cygpath --unix "$1"; }
          else
            native_path() { echo "$1"; }
            shell_path()  { echo "$1"; }
          fi
          finalize()
          {
            case "$1" in
              true|0)
                record_success "Build Succeeded"
                ;;
              *)
                record_failure "Build Failed with $1"
                ;;
            esac
          }
          initialize_build()
          {
            echo "initialize_build"
          }
          initialize_version()
          {
            export revision="$AUTOBUILD_BUILD_ID"
          }
          python_cmd()
          {
              if [[ "x${1:0:1}" == "x-" ]]    # -m, -c, etc.
              then # if $1 is a switch, don't try to twiddle paths
                   "$(shell_path "$PYTHON_COMMAND")" "$@"
              elif [[ "$(basename "$1")" == "codeticket.py" ]]
              then # ignore any attempt to contact codeticket
                   echo "## $@"
              else # running a script at an explicit path: fix path for Python
                   local script="$1"
                   shift
                   "$(shell_path "$PYTHON_COMMAND")" "$(native_path "$script")" "$@"
              fi
          }
          repo_branch()
          {
            echo "$AUTOBUILD_VCS_BRANCH"
          }
          record_dependencies_graph()
          {
            echo "TODO: generate and post dependency graph"
          }
          # Since we're not uploading to codeticket, DO NOT sleep for minutes.
          sleep()
          {
            echo "Not sleeping for $1 seconds"
          }
          export -f native_path shell_path finalize initialize_build initialize_version
          export -f python_cmd repo_branch record_dependencies_graph sleep
          ## Useful for diagnosing Windows LLProcess/LLLeap test failures
          ##export APR_LOG="${RUNNER_TEMP}/apr.log"
          export arch=$(uname | cut -b-6)
          # Surprise! GH Windows runner's MINGW6 is a $arch value we've never
          # seen before, so numerous tests don't know about it.
          [[ "$arch" == "MINGW6" ]] && arch=CYGWIN
          export AUTOBUILD="$(which autobuild)"

          # determine the viewer channel from the branch name
          branch=$AUTOBUILD_VCS_BRANCH
          IFS='/' read -ra ba <<< $branch
          prefix=${ba[0]}
          if [ "$prefix" == "project" ]; then
              IFS='_' read -ra prj <<< "${ba[1]}"
              # uppercase first letter of each word
              export viewer_channel="Second Life Project ${prj[*]^}"
          elif  [[ "$prefix" == "release" || "$prefix" == "main" ]];
          then
              export viewer_channel="Second Life Release"
          else
              export viewer_channel="Second Life Test"
          fi
          echo "viewer_channel=$viewer_channel" >> "$GITHUB_OUTPUT"
          # On windows we need to point the build to the correct python
          # as neither CMake's FindPython nor our custom Python.cmake module
          # will resolve the correct interpreter location.
          if [[ "$RUNNER_OS" == "Windows" ]]; then
            export PYTHON="$(native_path "$(which python)")"
            echo "Python location: $PYTHON"
            export PYTHON_COMMAND="$PYTHON"
          else
            export PYTHON_COMMAND="python3"
          fi
          export PYTHON_COMMAND_NATIVE="$(native_path "$PYTHON_COMMAND")"

          ./build.sh

          # Each artifact is downloaded as a distinct .zip file. Multiple jobs
          # (per the matrix above) writing the same filepath to the same
          # artifact name will *overwrite* that file. Moreover, they can
          # interfere with each other, causing the upload to fail.
          # https://github.com/actions/upload-artifact#uploading-to-the-same-artifact
          # Given the size of our installers, and the fact that we typically
          # only want to download just one instead of a single zip containing
          # several, generate a distinct artifact name for each installer.
          # If the matrix above can run multiple builds on the same
          # platform, we must disambiguate on more than the platform name.
          # e.g. if we were still running Windows 32-bit builds, we'd need to
          # qualify the artifact with bit width.
          if [[ "$AUTOBUILD_CONFIGURATION" == "ReleaseOS" ]]
          then cfg_suffix='OS'
          else cfg_suffix=''
          fi
          echo "artifact=$RUNNER_OS$cfg_suffix" >> $GITHUB_OUTPUT

      - name: Upload executable
        if: matrix.Linden && steps.build.outputs.viewer_app
        uses: actions/upload-artifact@v4
        with:
          name: "${{ steps.build.outputs.artifact }}-app"
          path: |
            ${{ steps.build.outputs.viewer_app }}

      # The other upload of nontrivial size is the symbol file. Use a distinct
      # artifact for that too.
      - name: Upload symbol file
        if: matrix.Linden
        uses: actions/upload-artifact@v4
        with:
          name: "${{ steps.build.outputs.artifact }}-symbols"
          path: |
            ${{ steps.build.outputs.symbolfile }}

      - name: Upload metadata
        if: matrix.Linden
        uses: actions/upload-artifact@v4
        with:
          name: "${{ steps.build.outputs.artifact }}-metadata"
          # emitted by build.sh, possibly multiple lines
          path: |
            ${{ steps.build.outputs.metadata }}

      - name: Upload physics package
        uses: actions/upload-artifact@v4
        # should only be set for viewer-private
        if: matrix.Linden && steps.build.outputs.physicstpv
        with:
          name: "${{ steps.build.outputs.artifact }}-physics"
          # emitted by build.sh, zero or one lines
          path: |
            ${{ steps.build.outputs.physicstpv }}

  sign-and-package-windows:
    env:
      AZURE_KEY_VAULT_URI: ${{ secrets.AZURE_KEY_VAULT_URI }}
      AZURE_CERT_NAME:     ${{ secrets.AZURE_CERT_NAME }}
      AZURE_CLIENT_ID:     ${{ secrets.AZURE_CLIENT_ID }}
      AZURE_CLIENT_SECRET: ${{ secrets.AZURE_CLIENT_SECRET }}
      AZURE_TENANT_ID:     ${{ secrets.AZURE_TENANT_ID }}
    needs: build
    runs-on: windows
    steps:
      - name: Sign and package Windows viewer
        if: env.AZURE_KEY_VAULT_URI && env.AZURE_CERT_NAME && env.AZURE_CLIENT_ID && env.AZURE_CLIENT_SECRET && env.AZURE_TENANT_ID
        uses: secondlife/viewer-build-util/sign-pkg-windows@v2
        with:
          vault_uri: "${{ env.AZURE_KEY_VAULT_URI }}"
          cert_name: "${{ env.AZURE_CERT_NAME }}"
          client_id: "${{ env.AZURE_CLIENT_ID }}"
          client_secret: "${{ env.AZURE_CLIENT_SECRET }}"
          tenant_id: "${{ env.AZURE_TENANT_ID }}"

  sign-and-package-mac:
    env:
      NOTARIZE_CREDS_MACOS:        ${{ secrets.NOTARIZE_CREDS_MACOS }}
      SIGNING_CERT_MACOS:          ${{ secrets.SIGNING_CERT_MACOS }}
      SIGNING_CERT_MACOS_IDENTITY: ${{ secrets.SIGNING_CERT_MACOS_IDENTITY }}
      SIGNING_CERT_MACOS_PASSWORD: ${{ secrets.SIGNING_CERT_MACOS_PASSWORD }}
    needs: build
    runs-on: macos-latest
    steps:
      - name: Unpack Mac notarization credentials
        if: env.NOTARIZE_CREDS_MACOS
        id: note-creds
        shell: bash
        run: |
          # In NOTARIZE_CREDS_MACOS we expect to find:
          # USERNAME="..."
          # PASSWORD="..."
          # TEAM_ID="..."
          eval "${{ env.NOTARIZE_CREDS_MACOS }}"
          echo "::add-mask::$USERNAME"
          echo "::add-mask::$PASSWORD"
          echo "::add-mask::$TEAM_ID"
          echo "note_user=$USERNAME" >> "$GITHUB_OUTPUT"
          echo "note_pass=$PASSWORD" >> "$GITHUB_OUTPUT"
          echo "note_team=$TEAM_ID" >> "$GITHUB_OUTPUT"
          # If we didn't manage to retrieve all of these credentials, better
          # find out sooner than later.
          [[ -n "$USERNAME" && -n "$PASSWORD" && -n "$TEAM_ID" ]]

      - name: Sign and package Mac viewer
        if: env.SIGNING_CERT_MACOS && env.SIGNING_CERT_MACOS_IDENTITY && env.SIGNING_CERT_MACOS_PASSWORD && steps.note-creds.outputs.note_user && steps.note-creds.outputs.note_pass && steps.note-creds.outputs.note_team
        uses: secondlife/viewer-build-util/sign-pkg-mac@v2
        with:
          channel: ${{ needs.build.outputs.viewer_channel }}
          imagename: ${{ needs.build.outputs.imagename }}
          cert_base64: ${{ env.SIGNING_CERT_MACOS }}
          cert_name: ${{ env.SIGNING_CERT_MACOS_IDENTITY }}
          cert_pass: ${{ env.SIGNING_CERT_MACOS_PASSWORD }}
          note_user: ${{ steps.note-creds.outputs.note_user }}
          note_pass: ${{ steps.note-creds.outputs.note_pass }}
          note_team: ${{ steps.note-creds.outputs.note_team }}

  post-windows-symbols:
    env:
      BUGSPLAT_USER: ${{ secrets.BUGSPLAT_USER }}
      BUGSPLAT_PASS: ${{ secrets.BUGSPLAT_PASS }}
    needs: build
    runs-on: ubuntu-latest
    steps:
      - name: Post Windows symbols
        if: env.BUGSPLAT_USER && env.BUGSPLAT_PASS
        uses: secondlife/viewer-build-util/post-bugsplat-windows@v2
        with:
          username: ${{ env.BUGSPLAT_USER }}
          password: ${{ env.BUGSPLAT_PASS }}
          database: "SecondLife_Viewer_2018"
          channel: ${{ needs.build.outputs.viewer_channel }}
          version: ${{ needs.build.outputs.viewer_version }}

  post-mac-symbols:
    env:
      BUGSPLAT_USER: ${{ secrets.BUGSPLAT_USER }}
      BUGSPLAT_PASS: ${{ secrets.BUGSPLAT_PASS }}
    needs: build
    runs-on: ubuntu-latest
    steps:
      - name: Post Mac symbols
        if: env.BUGSPLAT_USER && env.BUGSPLAT_PASS
        uses: secondlife/viewer-build-util/post-bugsplat-mac@v2
        with:
          username: ${{ env.BUGSPLAT_USER }}
          password: ${{ env.BUGSPLAT_PASS }}
          database: "SecondLife_Viewer_2018"
          channel: ${{ needs.build.outputs.viewer_channel }}
          version: ${{ needs.build.outputs.viewer_version }}

  release:
    needs: [setvar, build, sign-and-package-windows, sign-and-package-mac]
    runs-on: ubuntu-latest
    if: needs.setvar.outputs.release_run
    steps:
      - uses: actions/download-artifact@v4
        with:
          pattern: "*-installer"

      - uses: actions/download-artifact@v4
        with:
          pattern: "*-metadata"
      
      - name: Rename metadata
        run: |
          cp Windows-metadata/autobuild-package.xml Windows-autobuild-package.xml
          cp Windows-metadata/newview/viewer_version.txt Windows-viewer_version.txt
          cp macOS-metadata/autobuild-package.xml macOS-autobuild-package.xml
          cp macOS-metadata/newview/viewer_version.txt macOS-viewer_version.txt

      # forked from softprops/action-gh-release
      - name: Create GitHub release
        id: release
        uses: secondlife-3p/action-gh-release@v1
        with:
          # name the release page for the branch
          name: "${{ needs.build.outputs.viewer_branch }}"
          # SL-20546: want the channel and version to be visible on the
          # release page
          body: |
            Build ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
            ${{ needs.build.outputs.viewer_channel }}
            ${{ needs.build.outputs.viewer_version }}
            ${{ needs.build.outputs.relnotes }}
          prerelease: true
          generate_release_notes: true
          target_commitish: ${{ github.sha }}
          previous_tag: release
          append_body: true
          fail_on_unmatched_files: true
          files: |
            macOS-installer/*.dmg 
            Windows-installer/*.exe
            *-autobuild-package.xml
            *-viewer_version.txt

      - name: post release URL
        run: |
          echo "::notice::Release ${{ steps.release.outputs.url }}"