name: Reusable Build web viewer

on:
  workflow_call:
    inputs:
      CONCURRENCY:
        required: true
        type: string
      RELEASE_VERSION:
        required: false
        type: string
        default: "prerelease"
      CHANNEL: # `nightly` or `main`
        required: true
        type: string

concurrency:
  group: ${{ inputs.CONCURRENCY }}-build-web
  cancel-in-progress: true

env:
  RUSTFLAGS: --deny warnings
  RUSTDOCFLAGS: --deny warnings

defaults:
  run:
    shell: bash --noprofile --norc -euo pipefail {0}

permissions:
  contents: "write"
  id-token: "write"
  pull-requests: "write"

jobs:
  rs-build-web-viewer:
    name: Build web viewer
    timeout-minutes: 60
    runs-on: ubuntu-latest-16-cores
    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.ref || '' }}

      - name: Get sha
        id: get-sha
        run: |
          full_commit="${{ (github.event_name == 'pull_request' && github.event.pull_request.head.sha) || github.sha }}"
          echo "sha=$(echo $full_commit | cut -c1-7)" >> "$GITHUB_OUTPUT"

      - name: Status comment
        if: github.event_name == 'pull_request'
        # https://github.com/mshick/add-pr-comment
        uses: mshick/add-pr-comment@v3.9.1
        # GitHub API is very unreliable. We don't want to fail the entire workflow just because we couldn't post a comment.
        continue-on-error: true
        with:
          message-id: "web-viewer-build-status"
          repo-token: ${{ secrets.GITHUB_TOKEN }}
          message: |
            Web viewer is being built.

            | Result | Commit  | Link  | Manifest |
            | ------ | ------- | ----- | -------- |
            | ⏳ | ${{ steps.get-sha.outputs.sha }} | https://rerun.io/viewer/pr/${{ github.event.pull_request.number }} | [`+nightly`](https://rerun.io/viewer/pr/${{ github.event.pull_request.number }}?manifest_url=https://app.rerun.io/version/nightly/examples_manifest.json) [`+main`](https://rerun.io/viewer/pr/${{ github.event.pull_request.number }}?manifest_url=https://app.rerun.io/version/main/examples_manifest.json) |

            View image diff on [kitdiff](https://rerun-io.github.io/kitdiff/?url=${{github.event.pull_request.html_url}}).

            <sup>Note: This comment is updated whenever you push a commit.</sup>

      - name: Set up Rust
        uses: ./.github/actions/setup-rust
        with:
          cache_key: "build-web"
          # Cache will be produced by `reusable_checks/rs-check-wasm`
          save_cache: false
          workload_identity_provider: ${{ secrets.GOOGLE_WORKLOAD_IDENTITY_PROVIDER }}
          service_account: ${{ secrets.GOOGLE_SERVICE_ACCOUNT }}

      - uses: prefix-dev/setup-pixi@v0.10.0
        with:
          pixi-version: v0.71.3

      - name: Build web-viewer (release)
        run: |
          if [ ${{ inputs.CHANNEL }} = "nightly" ]; then
            export DEFAULT_EXAMPLES_MANIFEST_URL="https://app.rerun.io/version/nightly/examples_manifest.json"
          fi
          pixi run rerun-build-web-release

      # We build a single manifest pointing to the `commit`
      # All the `pr`, `main`, release tag, etc. variants will always just point to the resolved commit
      - name: Build examples manifest
        run: |
          full_commit="${{ (github.event_name == 'pull_request' && github.event.pull_request.head.sha) || github.sha }}"
          sha="$(echo $full_commit | cut -c1-7)"

          pixi run build-examples manifest \
            --base-url "https://app.rerun.io/commit/$sha" \
            --channel "${{ inputs.CHANNEL }}" \
            "crates/viewer/re_web_viewer_server/web_viewer/examples_manifest.json"

      - name: Upload web viewer
        uses: actions/upload-artifact@v4
        with:
          name: web_viewer
          path: "crates/viewer/re_web_viewer_server/web_viewer"

      - name: Status comment
        if: failure() && github.event_name == 'pull_request'
        # https://github.com/mshick/add-pr-comment
        uses: mshick/add-pr-comment@v3.9.1
        # GitHub API is very unreliable. We don't want to fail the entire workflow just because we couldn't post a comment.
        continue-on-error: true
        with:
          message-id: "web-viewer-build-status"
          repo-token: ${{ secrets.GITHUB_TOKEN }}
          message: |
            Web viewer failed to build.

            | Result | Commit  | Link  | Manifest |
            | ------ | ------- | ----- | -------- |
            | ❌ | ${{ steps.get-sha.outputs.sha }} | https://rerun.io/viewer/pr/${{ github.event.pull_request.number }} | [`+nightly`](https://rerun.io/viewer/pr/${{ github.event.pull_request.number }}?manifest_url=https://app.rerun.io/version/nightly/examples_manifest.json) [`+main`](https://rerun.io/viewer/pr/${{ github.event.pull_request.number }}?manifest_url=https://app.rerun.io/version/main/examples_manifest.json) |

            View image diff on [kitdiff](https://rerun-io.github.io/kitdiff/?url=${{github.event.pull_request.html_url}}).

            <sup>Note: This comment is updated whenever you push a commit.</sup>