name: build-and-push-int-dev

on:
  push:
    tags:
      - int-dev

jobs:
  build_push:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Prepare SSH agent (optional)
        shell: bash
        run: |
          set -euo pipefail
          eval "$(ssh-agent -s)"
          if [ -n "${{ secrets.SSH_PRIVATE_KEY || '' }}" ]; then
            echo "${{ secrets.SSH_PRIVATE_KEY }}" | tr -d '\r' | ssh-add - >/dev/null 2>&1 || true
          fi
          mkdir -p ~/.ssh
          ssh-keyscan git.4nkweb.com >> ~/.ssh/known_hosts 2>/dev/null || true
          echo "SSH agent ready: $SSH_AUTH_SOCK"
          # Rendre l'agent dispo aux steps suivants
          echo "SSH_AUTH_SOCK=$SSH_AUTH_SOCK" >> "$GITHUB_ENV"
          echo "SSH_AGENT_PID=$SSH_AGENT_PID" >> "$GITHUB_ENV"

      - name: Load .env(.example) and export NEXT_PUBLIC_* variables
        shell: bash
        run: |
          set -euo pipefail
          set -a
          if [ -f .env ]; then
            . ./.env
          elif [ -f .env.example ]; then
            # Parser .env.example même s'il est formaté en tableau Markdown
            # On retire la bordure '|' éventuelle et on ne garde que les lignes KEY=VALUE
            tmpenv=$(mktemp)
            sed -E 's/^\|\s*//; s/\s*\|\s*$//' .env.example \
              | awk 'NF>0' \
              | grep -E '^[A-Z0-9_]+=.*' \
              > "$tmpenv"
            # Charger uniquement les variables
            . "$tmpenv"
            rm -f "$tmpenv"
          fi
          set +a
          echo "Environment NEXT_PUBLIC_* available (current step):" || true
          env | grep '^NEXT_PUBLIC_' || true

          # Exporter pour les étapes suivantes via GITHUB_ENV
          count=0
          while IFS='=' read -r key value; do
            echo "$key=$value" >> "$GITHUB_ENV"
            count=$((count+1))
          done < <(env | grep '^NEXT_PUBLIC_')

          if [ "$count" -eq 0 ]; then
            echo "Aucune variable NEXT_PUBLIC_* détectée (ni .env/.env.example ni secrets). Abandon." >&2
            exit 1
          fi

      - name: Compute Docker tag from commit message or fallback
        id: tag
        shell: bash
        run: |
          set -euo pipefail
          msg=$(git log -1 --pretty=%B)
          if [[ "$msg" =~ ci:\ docker_tag=([a-zA-Z0-9._:-]+) ]]; then
            tag="${BASH_REMATCH[1]}"
          else
            tag="dev-test"
          fi
          echo "TAG=$tag" | tee -a $GITHUB_OUTPUT

      - name: Docker login (git.4nkweb.com)
        shell: bash
        env:
          REG_USER: ${{ secrets.USER }}
          REG_TOKEN: ${{ secrets.TOKEN }}
        run: |
          set -euo pipefail
          echo "$REG_TOKEN" | docker login git.4nkweb.com -u "$REG_USER" --password-stdin

      - name: Build image (target int-dev)
        shell: bash
        env:
          DOCKER_BUILDKIT: "1"
        run: |
          set -euo pipefail
          if [ -n "${SSH_AUTH_SOCK:-}" ]; then
            buildArgs=()
            # 1) Ajouter toutes les variables NEXT_PUBLIC_* chargées depuis .env
            while IFS='=' read -r key _; do
              [ -n "$key" ] || continue
              val="${!key:-}"
              buildArgs+=(--build-arg "$key=$val")
            done < <(env | grep '^NEXT_PUBLIC_' | cut -d= -f1 | sort)
            # 2) Fallback/override possibles depuis les secrets CI pour certaines clés critiques
            [ -n "${{ secrets.NEXT_PUBLIC_4NK_URL || '' }}" ] && buildArgs+=(--build-arg NEXT_PUBLIC_4NK_URL="${{ secrets.NEXT_PUBLIC_4NK_URL }}")
            [ -n "${{ secrets.NEXT_PUBLIC_4NK_IFRAME_URL || '' }}" ] && buildArgs+=(--build-arg NEXT_PUBLIC_4NK_IFRAME_URL="${{ secrets.NEXT_PUBLIC_4NK_IFRAME_URL }}")
            [ -n "${{ secrets.NEXT_PUBLIC_IDNOT_CLIENT_ID || '' }}" ] && buildArgs+=(--build-arg NEXT_PUBLIC_IDNOT_CLIENT_ID="${{ secrets.NEXT_PUBLIC_IDNOT_CLIENT_ID }}")

            # 3) Fail si aucune variable NEXT_PUBLIC_* n'est définie
            if ! env | grep -q '^NEXT_PUBLIC_'; then
              echo "Aucune variable NEXT_PUBLIC_* détectée (ni .env/.env.example ni secrets). Abandon." >&2
              exit 1
            fi

            docker build --target int-dev --ssh default "${buildArgs[@]}" \
              -t git.4nkweb.com/4nk/lecoffre-front:${{ steps.tag.outputs.TAG }} \
              -f Dockerfile .
          else
            echo "SSH_AUTH_SOCK non défini: l'agent SSH n'est pas disponible. Assurez-vous de définir secrets.SSH_PRIVATE_KEY."
            exit 1
          fi

      - name: Push image
        shell: bash
        run: |
          set -euo pipefail
          docker push git.4nkweb.com/4nk/lecoffre-front:${{ steps.tag.outputs.TAG }}