name: Build & Deploy KLZ Cables

on:
  push:
    branches:
      - main
    tags:
      - 'v*'

jobs:
  # ──────────────────────────────────────────────────────────────────────────────
  # JOB 1: Prepare & Determine Environment
  # ──────────────────────────────────────────────────────────────────────────────
  prepare:
    name: 🔍 Prepare Environment
    runs-on: docker
    outputs:
      target:           ${{ steps.determine.outputs.target }}
      image_tag:        ${{ steps.determine.outputs.image_tag }}
      env_file:         ${{ steps.determine.outputs.env_file }}
      traefik_host:     ${{ steps.determine.outputs.traefik_host }}
      is_prod:          ${{ steps.determine.outputs.is_prod }}
      gotify_title:     ${{ steps.determine.outputs.gotify_title }}
      gotify_priority:  ${{ steps.determine.outputs.gotify_priority }}
      short_sha:        ${{ steps.determine.outputs.short_sha }}
      commit_msg:       ${{ steps.determine.outputs.commit_msg }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: 🔍 Environment & Version ermitteln
        id: determine
        run: |
          TAG="${{ github.ref_name }}"
          SHORT_SHA="${{ github.sha }}"
          SHORT_SHA="${SHORT_SHA:0:9}"
          COMMIT_MSG=$(git log -1 --pretty=%s || echo "No commit message available")

          if [[ "${{ github.ref_type }}" == "branch" && "$TAG" == "main" ]]; then
            TARGET="testing"
            IMAGE_TAG="main-${SHORT_SHA}"
            ENV_FILE=".env.testing"
            TRAEFIK_HOST="\`testing.klz-cables.com\`"
            IS_PROD="false"
            GOTIFY_TITLE="🧪 Testing-Deploy"
            GOTIFY_PRIORITY=4
          elif [[ "${{ github.ref_type }}" == "tag" ]]; then
            if [[ "$TAG" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
              TARGET="production"
              IMAGE_TAG="$TAG"
              ENV_FILE=".env.prod"
              TRAEFIK_HOST="\`klz-cables.com\`, \`www.klz-cables.com\`"
              IS_PROD="true"
              GOTIFY_TITLE="🚀 Production-Release"
              GOTIFY_PRIORITY=6
            elif [[ "$TAG" =~ -rc\. || "$TAG" =~ -beta\. || "$TAG" =~ -alpha\. ]]; then
              TARGET="staging"
              IMAGE_TAG="$TAG"
              ENV_FILE=".env.staging"
              TRAEFIK_HOST="\`staging.klz-cables.com\`"
              IS_PROD="false"
              GOTIFY_TITLE="🧪 Staging-Deploy (Pre-Release)"
              GOTIFY_PRIORITY=5
            else
              TARGET="skip"
              GOTIFY_TITLE="❓ Unbekannter Tag"
              GOTIFY_PRIORITY=3
            fi
          else
            TARGET="skip"
          fi

          echo "target=$TARGET" >> $GITHUB_OUTPUT
          echo "image_tag=$IMAGE_TAG" >> $GITHUB_OUTPUT
          echo "env_file=$ENV_FILE" >> $GITHUB_OUTPUT
          echo "traefik_host=$TRAEFIK_HOST" >> $GITHUB_OUTPUT
          echo "is_prod=$IS_PROD" >> $GITHUB_OUTPUT
          echo "gotify_title=$GOTIFY_TITLE" >> $GITHUB_OUTPUT
          echo "gotify_priority=$GOTIFY_PRIORITY" >> $GITHUB_OUTPUT
          echo "short_sha=$SHORT_SHA" >> $GITHUB_OUTPUT
          echo "commit_msg=$COMMIT_MSG" >> $GITHUB_OUTPUT

  # ──────────────────────────────────────────────────────────────────────────────
  # JOB 2: Quality Assurance (Lint & Test)
  # ──────────────────────────────────────────────────────────────────────────────
  qa:
    name: 🧪 Quality Assurance
    needs: prepare
    if: needs.prepare.outputs.target != 'skip'
    runs-on: docker
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: 🔍 Lint & Typecheck
        run: |
          npm run lint
          npm run typecheck

      - name: 🧪 Test
        run: npm run test

  # ──────────────────────────────────────────────────────────────────────────────
  # JOB 3: Build & Push Docker Image
  # ──────────────────────────────────────────────────────────────────────────────
  build:
    name: 🏗️ Build & Push
    needs: [prepare, qa]
    runs-on: docker
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: 🔐 Registry Login
        run: |
          echo "${{ secrets.REGISTRY_PASS }}" | docker login registry.infra.mintel.me -u "${{ secrets.REGISTRY_USER }}" --password-stdin

      - name: 🏗️ Docker Image bauen & pushen
        env:
          IMAGE_TAG: ${{ needs.prepare.outputs.image_tag }}
          TARGET:    ${{ needs.prepare.outputs.target }}
          NEXT_PUBLIC_BASE_URL:          ${{ needs.prepare.outputs.target == 'production' && secrets.NEXT_PUBLIC_BASE_URL          || (needs.prepare.outputs.target == 'staging' && secrets.STAGING_NEXT_PUBLIC_BASE_URL          || secrets.TESTING_NEXT_PUBLIC_BASE_URL          || secrets.NEXT_PUBLIC_BASE_URL) }}
          NEXT_PUBLIC_UMAMI_WEBSITE_ID:  ${{ needs.prepare.outputs.target == 'production' && secrets.NEXT_PUBLIC_UMAMI_WEBSITE_ID  || (needs.prepare.outputs.target == 'staging' && secrets.STAGING_NEXT_PUBLIC_UMAMI_WEBSITE_ID  || secrets.TESTING_NEXT_PUBLIC_UMAMI_WEBSITE_ID  || secrets.NEXT_PUBLIC_UMAMI_WEBSITE_ID) }}
          NEXT_PUBLIC_UMAMI_SCRIPT_URL:  ${{ needs.prepare.outputs.target == 'production' && secrets.NEXT_PUBLIC_UMAMI_SCRIPT_URL  || (needs.prepare.outputs.target == 'staging' && secrets.STAGING_NEXT_PUBLIC_UMAMI_SCRIPT_URL  || secrets.TESTING_NEXT_PUBLIC_UMAMI_SCRIPT_URL  || secrets.NEXT_PUBLIC_UMAMI_SCRIPT_URL) }}
          DIRECTUS_URL:                  ${{ needs.prepare.outputs.target == 'production' && 'https://cms.klz-cables.com' || (needs.prepare.outputs.target == 'staging' && 'https://cms-staging.klz-cables.com' || 'https://cms-testing.klz-cables.com') }}
        run: |
          echo "🏗️ Building → $TARGET / $IMAGE_TAG"
          docker buildx build \
            --pull \
            --platform linux/arm64 \
            --build-arg NEXT_PUBLIC_BASE_URL="$NEXT_PUBLIC_BASE_URL" \
            --build-arg NEXT_PUBLIC_UMAMI_WEBSITE_ID="$NEXT_PUBLIC_UMAMI_WEBSITE_ID" \
            --build-arg NEXT_PUBLIC_UMAMI_SCRIPT_URL="$NEXT_PUBLIC_UMAMI_SCRIPT_URL" \
            --build-arg DIRECTUS_URL="$DIRECTUS_URL" \
            -t registry.infra.mintel.me/mintel/klz-cables.com:$IMAGE_TAG \
            --push .

  # ──────────────────────────────────────────────────────────────────────────────
  # JOB 4: Deploy via SSH
  # ──────────────────────────────────────────────────────────────────────────────
  deploy:
    name: 🚀 Deploy
    needs: [prepare, build]
    runs-on: docker
    env:
      TARGET:               ${{ needs.prepare.outputs.target }}
      IMAGE_TAG:            ${{ needs.prepare.outputs.image_tag }}
      ENV_FILE:             ${{ needs.prepare.outputs.env_file }}
      TRAEFIK_HOST:         ${{ needs.prepare.outputs.traefik_host }}
      NEXT_PUBLIC_BASE_URL:          ${{ needs.prepare.outputs.target == 'production' && secrets.NEXT_PUBLIC_BASE_URL          || (needs.prepare.outputs.target == 'staging' && secrets.STAGING_NEXT_PUBLIC_BASE_URL          || secrets.TESTING_NEXT_PUBLIC_BASE_URL          || secrets.NEXT_PUBLIC_BASE_URL) }}
      NEXT_PUBLIC_UMAMI_WEBSITE_ID:  ${{ needs.prepare.outputs.target == 'production' && secrets.NEXT_PUBLIC_UMAMI_WEBSITE_ID  || (needs.prepare.outputs.target == 'staging' && secrets.STAGING_NEXT_PUBLIC_UMAMI_WEBSITE_ID  || secrets.TESTING_NEXT_PUBLIC_UMAMI_WEBSITE_ID  || secrets.NEXT_PUBLIC_UMAMI_WEBSITE_ID) }}
      NEXT_PUBLIC_UMAMI_SCRIPT_URL:  ${{ needs.prepare.outputs.target == 'production' && secrets.NEXT_PUBLIC_UMAMI_SCRIPT_URL  || (needs.prepare.outputs.target == 'staging' && secrets.STAGING_NEXT_PUBLIC_UMAMI_SCRIPT_URL  || secrets.TESTING_NEXT_PUBLIC_UMAMI_SCRIPT_URL  || secrets.NEXT_PUBLIC_UMAMI_SCRIPT_URL) }}
      SENTRY_DSN:                    ${{ needs.prepare.outputs.target == 'production' && secrets.SENTRY_DSN                    || (needs.prepare.outputs.target == 'staging' && secrets.STAGING_SENTRY_DSN                    || secrets.TESTING_SENTRY_DSN                    || secrets.SENTRY_DSN) }}
      MAIL_HOST:                     ${{ secrets.MAIL_HOST }}
      MAIL_PORT:                     ${{ secrets.MAIL_PORT }}
      MAIL_USERNAME:                 ${{ secrets.MAIL_USERNAME }}
      MAIL_PASSWORD:                 ${{ secrets.MAIL_PASSWORD }}
      MAIL_FROM:                     ${{ secrets.MAIL_FROM }}
      MAIL_RECIPIENTS:               ${{ secrets.MAIL_RECIPIENTS }}
      DIRECTUS_URL:                  ${{ needs.prepare.outputs.target == 'production' && 'https://cms.klz-cables.com' || (needs.prepare.outputs.target == 'staging' && 'https://cms-staging.klz-cables.com' || 'https://cms-testing.klz-cables.com') }}
      DIRECTUS_KEY:                  ${{ secrets.DIRECTUS_KEY }}
      DIRECTUS_SECRET:               ${{ secrets.DIRECTUS_SECRET }}
      DIRECTUS_ADMIN_EMAIL:          ${{ secrets.DIRECTUS_ADMIN_EMAIL }}
      DIRECTUS_ADMIN_PASSWORD:       ${{ secrets.DIRECTUS_ADMIN_PASSWORD }}
      DIRECTUS_DB_NAME:              ${{ secrets.DIRECTUS_DB_NAME || 'directus' }}
      DIRECTUS_DB_USER:              ${{ secrets.DIRECTUS_DB_USER || 'directus' }}
      DIRECTUS_DB_PASSWORD:          ${{ secrets.DIRECTUS_DB_PASSWORD }}
      DIRECTUS_API_TOKEN:            ${{ secrets.DIRECTUS_API_TOKEN }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: 🚀 Deploy to ${{ env.TARGET }}
        run: |
          echo "Deploying $TARGET → $IMAGE_TAG"

          mkdir -p ~/.ssh
          echo "${{ secrets.ALPHA_SSH_KEY }}" > ~/.ssh/id_ed25519
          chmod 600 ~/.ssh/id_ed25519
          ssh-keyscan -H alpha.mintel.me >> ~/.ssh/known_hosts 2>/dev/null

          cat > /tmp/klz-cables.env << EOF
          # Generated by CI - $TARGET - $(date -u)
          NODE_ENV=production
          NEXT_PUBLIC_BASE_URL=$NEXT_PUBLIC_BASE_URL
          NEXT_PUBLIC_UMAMI_WEBSITE_ID=$NEXT_PUBLIC_UMAMI_WEBSITE_ID
          NEXT_PUBLIC_UMAMI_SCRIPT_URL=$NEXT_PUBLIC_UMAMI_SCRIPT_URL
          SENTRY_DSN=$SENTRY_DSN
          MAIL_HOST=$MAIL_HOST
          MAIL_PORT=$MAIL_PORT
          MAIL_USERNAME=$MAIL_USERNAME
          MAIL_PASSWORD=$MAIL_PASSWORD
          MAIL_FROM=$MAIL_FROM
          MAIL_RECIPIENTS=$MAIL_RECIPIENTS

          # Directus
          DIRECTUS_URL=$DIRECTUS_URL
          DIRECTUS_KEY=$DIRECTUS_KEY
          DIRECTUS_SECRET=$DIRECTUS_SECRET
          DIRECTUS_ADMIN_EMAIL=$DIRECTUS_ADMIN_EMAIL
          DIRECTUS_ADMIN_PASSWORD=$DIRECTUS_ADMIN_PASSWORD
          DIRECTUS_DB_NAME=$DIRECTUS_DB_NAME
          DIRECTUS_DB_USER=$DIRECTUS_DB_USER
          DIRECTUS_DB_PASSWORD=$DIRECTUS_DB_PASSWORD
          DIRECTUS_API_TOKEN=$DIRECTUS_API_TOKEN

          IMAGE_TAG=$IMAGE_TAG
          TRAEFIK_HOST=$TRAEFIK_HOST
          ENV_FILE=$ENV_FILE
          EOF

          scp -o StrictHostKeyChecking=accept-new /tmp/klz-cables.env root@alpha.mintel.me:/home/deploy/sites/klz-cables.com/$ENV_FILE
          scp -o StrictHostKeyChecking=accept-new docker-compose.yml root@alpha.mintel.me:/home/deploy/sites/klz-cables.com/docker-compose.yml

          ssh -o StrictHostKeyChecking=accept-new root@alpha.mintel.me IMAGE_TAG="$IMAGE_TAG" ENV_FILE="$ENV_FILE" TRAEFIK_HOST="$TRAEFIK_HOST" bash << 'EOF'
            set -e
            cd /home/deploy/sites/klz-cables.com
            chmod 600 "$ENV_FILE"
            chown deploy:deploy "$ENV_FILE"
            echo "${{ secrets.REGISTRY_PASS }}" | docker login registry.infra.mintel.me -u "${{ secrets.REGISTRY_USER }}" --password-stdin
            echo "→ Pulling image: $IMAGE_TAG"
            docker compose --env-file "$ENV_FILE" pull
            echo "→ Starting containers..."
            docker compose --env-file "$ENV_FILE" up -d
            docker system prune -f --filter "until=168h"
            echo "→ Waiting 15s for warmup..."
            sleep 15
            echo "→ Container status:"
            docker compose --env-file "$ENV_FILE" ps
            if ! docker compose --env-file "$ENV_FILE" ps | grep -q "Up"; then
              echo "❌ Fehler: Container nicht Up!"
              docker compose --env-file "$ENV_FILE" logs --tail=150
              exit 1
            fi
            echo "✅ Deployment erfolgreich!"
          EOF
          rm -f /tmp/klz-cables.env

      - name: 🎨 Branding Setup
        if: success()
        env:
          DIRECTUS_URL: ${{ env.DIRECTUS_URL }}
        run: |
          echo "🎨 Applying KLZ Branding to $TARGET..."
          # Load the locally generated env but use the server URL
          NEXT_PUBLIC_BASE_URL="${{ env.NEXT_PUBLIC_BASE_URL }}" \
          DIRECTUS_ADMIN_EMAIL="${{ secrets.DIRECTUS_ADMIN_EMAIL }}" \
          DIRECTUS_ADMIN_PASSWORD="${{ secrets.DIRECTUS_ADMIN_PASSWORD }}" \
          npx tsx scripts/setup-directus-branding.ts

  # ──────────────────────────────────────────────────────────────────────────────
  # JOB 5: Notifications
  # ──────────────────────────────────────────────────────────────────────────────
  notifications:
    name: 🔔 Notifications
    needs: [prepare, qa, build, deploy]
    if: always()
    runs-on: docker
    steps:
      - name: 📊 Deployment Summary
        run: |
          echo "┌──────────────────────────────┐"
          echo "│ Deployment Summary           │"
          echo "├──────────────────────────────┤"
          echo "│ Status:     ${{ needs.deploy.result }} │"
          echo "│ Umgebung:   ${{ needs.prepare.outputs.target || 'skipped' }} │"
          echo "│ Version:    ${{ needs.prepare.outputs.image_tag }} │"
          echo "│ Commit:     ${{ needs.prepare.outputs.short_sha }} │"
          echo "│ Message:    ${{ needs.prepare.outputs.commit_msg }} │"
          echo "└──────────────────────────────┘"

      - name: 🔔 Gotify - Success
        if: needs.deploy.result == 'success'
        run: |
          curl -s -k -X POST "${{ secrets.GOTIFY_URL }}/message?token=${{ secrets.GOTIFY_TOKEN }}" \
            -F "title=${{ needs.prepare.outputs.gotify_title }}" \
            -F "message=Erfolgreich deployt auf **${{ needs.prepare.outputs.target }}**\n\nVersion: **${{ needs.prepare.outputs.image_tag }}**\nCommit: ${{ needs.prepare.outputs.short_sha }} (${{ needs.prepare.outputs.commit_msg }})\nVon: ${{ github.actor }}\nRun: ${{ github.run_id }}" \
            -F "priority=${{ needs.prepare.outputs.gotify_priority }}" || true

      - name: 🔔 Gotify - Failure
        if: needs.deploy.result == 'failure' || needs.build.result == 'failure' || needs.qa.result == 'failure'
        run: |
          curl -s -k -X POST "${{ secrets.GOTIFY_URL }}/message?token=${{ secrets.GOTIFY_TOKEN }}" \
            -F "title=❌ Deployment FEHLGESCHLAGEN – ${{ needs.prepare.outputs.target || 'unknown' }}" \
            -F "message=**Fehler beim Deploy auf ${{ needs.prepare.outputs.target }}**\n\nVersion: ${{ needs.prepare.outputs.image_tag || '?' }}\nCommit: ${{ needs.prepare.outputs.short_sha || '?' }}\nVon: ${{ github.actor }}\nRun: ${{ github.run_id }}\n\nBitte Logs prüfen!" \
            -F "priority=8" || true