name: deploy app

on:
  push:
    branches:
      - main
      - canary
    paths:
      - fluxer_app/**
      - .github/workflows/deploy-app.yaml
  workflow_dispatch:
    inputs:
      channel:
        type: choice
        options:
          - stable
          - canary
        default: stable
        description: Channel to deploy
      ref:
        type: string
        required: false
        default: ''
        description: Optional git ref to deploy (defaults to main/canary based on channel)

concurrency:
  group: deploy-fluxer-app-${{ github.event_name == 'workflow_dispatch' && inputs.channel || (github.ref_name == 'canary' && 'canary') || 'stable' }}
  cancel-in-progress: true

permissions:
  contents: write

jobs:
  channel-vars:
    uses: ./.github/workflows/channel-vars.yaml
    with:
      github_event_name: ${{ github.event_name }}
      github_ref_name: ${{ github.ref_name }}
      github_ref: ${{ github.ref }}
      workflow_dispatch_channel: ${{ github.event_name == 'workflow_dispatch' && inputs.channel || '' }}
      workflow_dispatch_ref: ${{ github.event_name == 'workflow_dispatch' && inputs.ref || '' }}

  deploy:
    name: Deploy app
    needs: channel-vars
    runs-on: blacksmith-2vcpu-ubuntu-2404
    timeout-minutes: 10
    env:
      CHANNEL: ${{ needs.channel-vars.outputs.channel }}
      IS_CANARY: ${{ needs.channel-vars.outputs.is_canary }}
      SOURCE_REF: ${{ needs.channel-vars.outputs.source_ref }}
      STACK_SUFFIX: ${{ needs.channel-vars.outputs.stack_suffix }}

      SERVICE_NAME: ${{ format('fluxer-app{0}', needs.channel-vars.outputs.stack_suffix) }}
      DOCKERFILE: fluxer_app/proxy/Dockerfile
      SENTRY_PROXY_PATH: /error-reporting-proxy
      CACHE_SCOPE: ${{ format('fluxer-app{0}', needs.channel-vars.outputs.stack_suffix) }}

      PUBLIC_BOOTSTRAP_API_ENDPOINT: ${{ needs.channel-vars.outputs.is_canary == 'true' && 'https://web.canary.fluxer.app/api' || 'https://web.fluxer.app/api' }}
      PUBLIC_BOOTSTRAP_API_PUBLIC_ENDPOINT: ${{ needs.channel-vars.outputs.is_canary == 'true' && 'https://api.canary.fluxer.app' || 'https://api.fluxer.app' }}
      PUBLIC_PROJECT_ENV: ${{ needs.channel-vars.outputs.channel }}
      PUBLIC_SENTRY_DSN: ${{ needs.channel-vars.outputs.is_canary == 'true' && 'https://59ced0e2666ab83dd1ddb056cdd22d1b@sentry.web.canary.fluxer.app/4510205815291904' || 'https://59ced0e2666ab83dd1ddb056cdd22d1b@sentry.web.fluxer.app/4510205815291904' }}

      SENTRY_REPORT_HOST: ${{ needs.channel-vars.outputs.is_canary == 'true' && 'https://sentry.web.canary.fluxer.app' || 'https://sentry.web.fluxer.app' }}
      API_TARGET: ${{ needs.channel-vars.outputs.is_canary == 'true' && 'fluxer-api-canary_app' || 'fluxer-api_app' }}

      CADDY_APP_DOMAIN: ${{ needs.channel-vars.outputs.is_canary == 'true' && 'web.canary.fluxer.app' || 'web.fluxer.app' }}
      SENTRY_CADDY_DOMAIN: ${{ needs.channel-vars.outputs.is_canary == 'true' && 'sentry.web.canary.fluxer.app' || 'sentry.web.fluxer.app' }}

      RELEASE_CHANNEL: ${{ needs.channel-vars.outputs.channel }}
      APP_REPLICAS: ${{ needs.channel-vars.outputs.is_canary == 'true' && 1 || 2 }}

    steps:
      - uses: actions/checkout@v6
        with:
          ref: ${{ env.SOURCE_REF }}
          fetch-depth: 0

      - name: Set up pnpm
        uses: pnpm/action-setup@v4
        with:
          version: 10.26.0

      - name: Set up Node.js
        uses: actions/setup-node@v6
        with:
          node-version: 24
          cache: pnpm
          cache-dependency-path: fluxer_app/pnpm-lock.yaml

      - name: Set up Go
        uses: actions/setup-go@v6
        with:
          go-version: '1.25.5'

      - name: Install dependencies
        working-directory: fluxer_app
        run: pnpm install --frozen-lockfile

      - name: Run Lingui i18n tasks
        working-directory: fluxer_app
        run: pnpm lingui:extract && pnpm lingui:compile --strict

      - name: Record deploy commit
        run: |
          set -euo pipefail
          sha=$(git rev-parse HEAD)
          echo "Deploying commit ${sha}"
          printf 'DEPLOY_SHA=%s\n' "$sha" >> "$GITHUB_ENV"

      - name: Set up Rust
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: wasm32-unknown-unknown

      - name: Cache Rust dependencies
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/bin/
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            fluxer_app/crates/gif_wasm/target/
          key: ${{ runner.os }}-cargo-${{ hashFiles('fluxer_app/crates/gif_wasm/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-

      - name: Install wasm-pack
        run: |
          set -euo pipefail
          if ! command -v wasm-pack >/dev/null 2>&1; then
            cargo install wasm-pack --version 0.13.1
          fi

      - name: Generate wasm artifacts
        working-directory: fluxer_app
        run: pnpm wasm:codegen

      - name: Build application
        working-directory: fluxer_app
        env:
          NODE_ENV: production
          PUBLIC_BOOTSTRAP_API_ENDPOINT: ${{ env.PUBLIC_BOOTSTRAP_API_ENDPOINT }}
          PUBLIC_BOOTSTRAP_API_PUBLIC_ENDPOINT: ${{ env.PUBLIC_BOOTSTRAP_API_PUBLIC_ENDPOINT }}
          PUBLIC_API_VERSION: 1
          PUBLIC_PROJECT_ENV: ${{ env.PUBLIC_PROJECT_ENV }}
          PUBLIC_SENTRY_PROJECT_ID: 4510205815291904
          PUBLIC_SENTRY_PUBLIC_KEY: 59ced0e2666ab83dd1ddb056cdd22d1b
          PUBLIC_SENTRY_DSN: ${{ env.PUBLIC_SENTRY_DSN }}
          PUBLIC_SENTRY_PROXY_PATH: ${{ env.SENTRY_PROXY_PATH }}
          PUBLIC_BUILD_NUMBER: ${{ github.run_number }}
        run: |
          set -euo pipefail
          export PUBLIC_BUILD_SHA=$(git rev-parse --short HEAD)
          export PUBLIC_BUILD_TIMESTAMP=$(date +%s)
          pnpm build
          cat > dist/version.json << EOF
          {
            "sha": "$PUBLIC_BUILD_SHA",
            "buildNumber": $PUBLIC_BUILD_NUMBER,
            "timestamp": $PUBLIC_BUILD_TIMESTAMP,
            "env": "$PUBLIC_PROJECT_ENV"
          }
          EOF

      - name: Install rclone
        run: |
          set -euo pipefail
          if ! command -v rclone >/dev/null 2>&1; then
            curl -fsSL https://rclone.org/install.sh | sudo bash
          fi

      - name: Upload assets to S3 static bucket
        env:
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
        run: |
          set -euo pipefail
          mkdir -p ~/.config/rclone
          cat > ~/.config/rclone/rclone.conf << RCLONEEOF
          [ovh]
          type = s3
          provider = Other
          env_auth = true
          endpoint = https://s3.us-east-va.io.cloud.ovh.us
          acl = public-read
          RCLONEEOF

          rclone copy fluxer_app/dist/assets ovh:fluxer-static/assets \
            --transfers 32 \
            --checkers 16 \
            --size-only \
            --fast-list \
            --s3-upload-concurrency 8 \
            --s3-chunk-size 16M \
            -v

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }}

      - name: Build image
        uses: docker/build-push-action@v6
        with:
          context: .
          file: ${{ env.DOCKERFILE }}
          tags: ${{ env.SERVICE_NAME }}:${{ env.DEPLOY_SHA }}
          load: true
          platforms: linux/amd64
          cache-from: type=gha,scope=${{ env.CACHE_SCOPE }}
          cache-to: type=gha,mode=max,scope=${{ env.CACHE_SCOPE }}
        env:
          DOCKER_BUILD_SUMMARY: false
          DOCKER_BUILD_RECORD_UPLOAD: false

      - name: Install docker-pussh
        run: |
          set -euo pipefail
          mkdir -p ~/.docker/cli-plugins
          curl -fsSL https://raw.githubusercontent.com/psviderski/unregistry/v0.3.1/docker-pussh \
            -o ~/.docker/cli-plugins/docker-pussh
          chmod +x ~/.docker/cli-plugins/docker-pussh

      - name: Set up SSH agent
        uses: webfactory/ssh-agent@v0.9.1
        with:
          ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY_SERVER }}

      - name: Add server to known hosts
        run: |
          set -euo pipefail
          mkdir -p ~/.ssh
          ssh-keyscan -H ${{ secrets.SERVER_IP }} >> ~/.ssh/known_hosts

      - name: Push image and deploy
        env:
          IMAGE_TAG: ${{ env.SERVICE_NAME }}:${{ env.DEPLOY_SHA }}
          SERVER: ${{ secrets.SERVER_USER }}@${{ secrets.SERVER_IP }}

          SERVICE_NAME: ${{ env.SERVICE_NAME }}
          COMPOSE_STACK: ${{ env.SERVICE_NAME }}

          SENTRY_DSN: https://59ced0e2666ab83dd1ddb056cdd22d1b@o4510149383094272.ingest.us.sentry.io/4510205815291904
          SENTRY_PROXY_PATH: ${{ env.SENTRY_PROXY_PATH }}
          SENTRY_REPORT_HOST: ${{ env.SENTRY_REPORT_HOST }}

          CADDY_APP_DOMAIN: ${{ env.CADDY_APP_DOMAIN }}
          SENTRY_CADDY_DOMAIN: ${{ env.SENTRY_CADDY_DOMAIN }}
          API_TARGET: ${{ env.API_TARGET }}

          RELEASE_CHANNEL: ${{ env.RELEASE_CHANNEL }}
          APP_REPLICAS: ${{ env.APP_REPLICAS }}
        run: |
          set -euo pipefail
          docker pussh "${IMAGE_TAG}" "${SERVER}"

          ssh "${SERVER}" \
            "IMAGE_TAG=${IMAGE_TAG} SERVICE_NAME=${SERVICE_NAME} COMPOSE_STACK=${COMPOSE_STACK} SENTRY_DSN=${SENTRY_DSN} SENTRY_PROXY_PATH=${SENTRY_PROXY_PATH} SENTRY_REPORT_HOST=${SENTRY_REPORT_HOST} CADDY_APP_DOMAIN=${CADDY_APP_DOMAIN} SENTRY_CADDY_DOMAIN=${SENTRY_CADDY_DOMAIN} API_TARGET=${API_TARGET} RELEASE_CHANNEL=${RELEASE_CHANNEL} APP_REPLICAS=${APP_REPLICAS} bash" << 'EOF'
          set -euo pipefail
          sudo mkdir -p "/opt/${SERVICE_NAME}"
          sudo chown -R "${USER}:${USER}" "/opt/${SERVICE_NAME}"
          cd "/opt/${SERVICE_NAME}"

          cat > compose.yaml << COMPOSEEOF
          x-deploy-base: &deploy_base
            restart_policy:
              condition: on-failure
              delay: 5s
              max_attempts: 3
            update_config:
              parallelism: 1
              delay: 10s
              order: start-first
            rollback_config:
              parallelism: 1
              delay: 10s

          x-common-caddy-headers: &common_caddy_headers
            caddy.header.Strict-Transport-Security: "max-age=31536000; includeSubDomains; preload"
            caddy.header.X-Xss-Protection: "1; mode=block"
            caddy.header.X-Content-Type-Options: "nosniff"
            caddy.header.Referrer-Policy: "strict-origin-when-cross-origin"
            caddy.header.X-Frame-Options: "DENY"
            caddy.header.Expect-Ct: "max-age=86400, report-uri=\\"${SENTRY_REPORT_HOST}/api/4510205815291904/security/?sentry_key=59ced0e2666ab83dd1ddb056cdd22d1b\\""
            caddy.header.Cache-Control: "no-store, no-cache, must-revalidate"
            caddy.header.Pragma: "no-cache"
            caddy.header.Expires: "0"

          x-env-base: &env_base
            PORT: 8080
            RELEASE_CHANNEL: ${RELEASE_CHANNEL}
            FLUXER_METRICS_HOST: fluxer-metrics_app:8080
            SENTRY_DSN: ${SENTRY_DSN}
            SENTRY_REPORT_HOST: ${SENTRY_REPORT_HOST}

          x-healthcheck: &healthcheck
            test: ['CMD', 'curl', '-f', 'http://localhost:8080/_health']
            interval: 30s
            timeout: 10s
            retries: 3
            start_period: 40s

          services:
            app:
              image: ${IMAGE_TAG}
              deploy:
                <<: *deploy_base
                replicas: ${APP_REPLICAS}
                labels:
                  <<: *common_caddy_headers
                  caddy: ${CADDY_APP_DOMAIN}
                  caddy.handle_path_0: /api*
                  caddy.handle_path_0.reverse_proxy: "http://${API_TARGET}:8080"
                  caddy.reverse_proxy: "{{upstreams 8080}}"
              environment:
                <<: *env_base
                SENTRY_PROXY_PATH: ${SENTRY_PROXY_PATH}
              networks: [fluxer-shared]
              healthcheck: *healthcheck

            sentry:
              image: ${IMAGE_TAG}
              deploy:
                <<: *deploy_base
                replicas: 1
                labels:
                  <<: *common_caddy_headers
                  caddy: ${SENTRY_CADDY_DOMAIN}
                  caddy.reverse_proxy: "{{upstreams 8080}}"
              environment:
                <<: *env_base
                SENTRY_PROXY_PATH: /
              networks: [fluxer-shared]
              healthcheck: *healthcheck

          networks:
            fluxer-shared:
              external: true
          COMPOSEEOF

          docker stack deploy \
            --with-registry-auth \
            --detach=false \
            --resolve-image never \
            -c compose.yaml \
            "${COMPOSE_STACK}"
          EOF
