name: 'Build dev release'

on:
  workflow_dispatch:
  push:
    paths:
      - 'src/emsesp_version.h'
    branches:
      - 'dev'

permissions:
  contents: write

# Parallel graph (wall-clock is ~max of the firmware jobs, not the sum):
#   webui ──────┐
#               ├─► firmware (s_4M / s_16M / s_16M_P / s3_16M_P) ─┐
#   modbus ─────┤                                                 ├─► release
#               └─► standalone ───────────────────────────────────┘
#
# Extra -j on a single runner does not help: PlatformIO already compiles each
# environment with all CPUs. The win is separate GitHub runners.

jobs:
  webui:
    name: Build webUI
    if: github.event_name == 'workflow_dispatch' || github.repository == 'emsesp/EMS-ESP32'
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v7

      - name: Install pnpm
        uses: pnpm/action-setup@v6
        with:
          package_json_file: interface/package.json

      - name: Install Node.js 26
        uses: actions/setup-node@v7
        with:
          node-version: 26

      - name: Cache pnpm store
        uses: actions/cache@v6
        with:
          path: ~/.local/share/pnpm/store
          key: ${{ runner.os }}-pnpm-${{ hashFiles('interface/package.json') }}
          restore-keys: |
            ${{ runner.os }}-pnpm-

      - name: Build webUI
        env:
          CI: true
        working-directory: interface
        run: |
          pnpm install
          pnpm build-webUI

      - name: Upload WWWData.h
        uses: actions/upload-artifact@v7
        with:
          name: wwwdata
          path: src/ESP32React/WWWData.h
          if-no-files-found: error

  modbus:
    name: Build modbus
    if: github.event_name == 'workflow_dispatch' || github.repository == 'emsesp/EMS-ESP32'
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v7

      - name: Install python 3.13
        uses: actions/setup-python@v7
        with:
          python-version: '3.13'

      - name: Install uv
        uses: astral-sh/setup-uv@v7
        with:
          version: "latest"
          enable-cache: false

      - name: Install pioarduino
        run: uv pip install --system pioarduino==6.2.0

      - name: Build modbus
        run: platformio run -e build_modbus

      - name: Upload modbus header
        uses: actions/upload-artifact@v7
        with:
          name: modbus-header
          path: src/core/modbus_entity_parameters.hpp
          if-no-files-found: error

  standalone:
    name: Build standalone
    needs: modbus
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v7

      - name: Install python 3.13
        uses: actions/setup-python@v7
        with:
          python-version: '3.13'

      - name: Install uv
        uses: astral-sh/setup-uv@v7
        with:
          version: "latest"
          enable-cache: false

      - name: Install pioarduino
        run: uv pip install --system pioarduino==6.2.0

      - name: Restore generated modbus header
        uses: actions/download-artifact@v8
        with:
          name: modbus-header
          path: src/core

      - name: Build standalone
        run: platformio run -e build_standalone

      - name: Upload generated docs
        uses: actions/upload-artifact@v7
        with:
          name: generated-docs
          path: |
            docs/dump_entities.csv
            docs/dump_telegrams.csv
            docs/Modbus-Entity-Registers.md
          if-no-files-found: error

  firmware:
    name: Firmware ${{ matrix.env }}
    needs: [webui, modbus]
    runs-on: ubuntu-latest
    strategy:
      fail-fast: true
      matrix:
        # Keep in sync with platformio.ini default_envs
        env: [s_4M, s_16M, s_16M_P, s3_16M_P]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v7

      - name: Install python 3.13
        uses: actions/setup-python@v7
        with:
          python-version: '3.13'

      - name: Install uv
        uses: astral-sh/setup-uv@v7
        with:
          version: "latest"
          enable-cache: false

      - name: Cache PlatformIO packages
        uses: actions/cache@v6
        with:
          path: |
            ~/.platformio/.cache
            ~/.platformio/packages
            ~/.platformio/platforms
          key: ${{ runner.os }}-pio-${{ matrix.env }}-${{ hashFiles('platformio.ini') }}
          restore-keys: |
            ${{ runner.os }}-pio-${{ matrix.env }}-
            ${{ runner.os }}-pio-

      - name: Install pioarduino
        run: uv pip install --system pioarduino==6.2.0

      - name: Restore WWWData.h
        uses: actions/download-artifact@v8
        with:
          name: wwwdata
          path: src/ESP32React

      - name: Restore generated modbus header
        uses: actions/download-artifact@v8
        with:
          name: modbus-header
          path: src/core

      - name: Setup ccache
        uses: hendrikmuhs/ccache-action@v1.2.24
        with:
          key: firmware-${{ matrix.env }}
          restore-keys: firmware-${{ matrix.env }}-
          max-size: 1G

      - name: Build ${{ matrix.env }}
        env:
          CCACHE_COMPILERCHECK: content
        run: platformio run -e ${{ matrix.env }}

      - name: Upload firmware
        uses: actions/upload-artifact@v7
        with:
          name: firmware-${{ matrix.env }}
          path: build/firmware
          if-no-files-found: error

  release:
    name: Create GitHub Release
    needs: [firmware, standalone]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v7
        with:
          fetch-depth: 0

      - name: Get the EMS-ESP version
        id: build_info
        run: |
          version=`grep -E '^#define EMSESP_APP_VERSION' ./src/emsesp_version.h | awk -F'"' '{print $2}'`
          echo "VERSION=$version" >> $GITHUB_OUTPUT

      # must run before the release moves the 'latest' tag to this build
      - name: Find the previous dev release
        id: previous
        run: |
          prev=`git rev-parse -q --verify 'refs/tags/latest^{commit}' || git describe --tags --abbrev=0 --match 'v*'`
          echo "REF=$prev" >> $GITHUB_OUTPUT

      - name: Restore generated modbus header
        uses: actions/download-artifact@v8
        with:
          name: modbus-header
          path: src/core

      - name: Restore generated docs
        uses: actions/download-artifact@v8
        with:
          name: generated-docs
          path: .

      - name: Restore firmware binaries
        uses: actions/download-artifact@v8
        with:
          pattern: firmware-*
          merge-multiple: true
          path: build/firmware

      - name: List firmware files
        run: ls -la build/firmware

      # the recovery build needs PlatformIO, and pnpm + Node.js to build its own WebUI (recovery/WWWData.h)
      - name: Install python 3.13
        uses: actions/setup-python@v7
        with:
          python-version: '3.13'

      - name: Install uv
        uses: astral-sh/setup-uv@v7
        with:
          version: "latest"
          enable-cache: false

      # falls back to the firmware jobs' caches, which hold the same toolchains
      - name: Cache PlatformIO packages
        uses: actions/cache@v6
        with:
          path: |
            ~/.platformio/.cache
            ~/.platformio/packages
            ~/.platformio/platforms
          key: ${{ runner.os }}-pio-recovery-${{ hashFiles('platformio.ini') }}
          restore-keys: |
            ${{ runner.os }}-pio-recovery-
            ${{ runner.os }}-pio-

      - name: Install pioarduino
        run: uv pip install --system pioarduino==6.2.0

      - name: Install pnpm
        uses: pnpm/action-setup@v6
        with:
          package_json_file: interface/package.json

      - name: Install Node.js 26
        uses: actions/setup-node@v7
        with:
          node-version: 26

      - name: Cache pnpm store
        uses: actions/cache@v6
        with:
          path: ~/.local/share/pnpm/store
          key: ${{ runner.os }}-pnpm-${{ hashFiles('interface/package.json') }}
          restore-keys: |
            ${{ runner.os }}-pnpm-

      - name: Build the recovery firmware for the 16MB boards
        run: |
          platformio run -e recovery_s_16M -e recovery_s_16M_P -e recovery_s3_16M_P

      - name: Commit the generated files
        uses: stefanzweifel/git-auto-commit-action@v7
        with:
          commit_message: "chore: update generated files for v${{steps.build_info.outputs.VERSION}}"

      # an empty body falls back to the commit list generated by the release action
      - name: Build the release notes
        id: notes
        env:
          PREV_REF: ${{ steps.previous.outputs.REF }}
          VERSION: ${{ steps.build_info.outputs.VERSION }}
        run: |
          ./scripts/release_notes.sh "$PREV_REF" "$VERSION" > release_notes.md || :
          cat release_notes.md
          {
            echo 'BODY<<__RELEASE_NOTES_EOF__'
            cat release_notes.md
            echo '__RELEASE_NOTES_EOF__'
          } >> $GITHUB_OUTPUT

      - name: Create GitHub Release
        id: 'automatic_releases'
        uses: emsesp/action-automatic-releases@v1.0.1
        with:
          repo_token: '${{ secrets.GITHUB_TOKEN }}'
          title: Development Build v${{steps.build_info.outputs.VERSION}}
          body: ${{ steps.notes.outputs.BODY }}
          generate_notes: false
          automatic_release_tag: 'latest'
          prerelease: true
          files: |
            CHANGELOG_LATEST.md
            ./build/firmware/*.*

      - name: Update version in Cloudflare KV store
        if: github.repository == 'emsesp/EMS-ESP32'
        env:
          CF_ACCOUNT_ID: ${{ secrets.CF_ACCOUNT_ID }}
          CF_NAMESPACE_ID: ${{ secrets.CF_NAMESPACE_ID }}
          CF_API_TOKEN: ${{ secrets.CF_API_TOKEN }}
          VERSION: ${{ steps.build_info.outputs.VERSION }}
        run: |
          JSON_DATA=$(jq -n \
            --arg version "$VERSION" \
            --arg date "$(date -u +%Y-%m-%dT%H:%M:%SZ)" \
            '{version: $version, date: $date}')
          echo "JSON_DATA: $JSON_DATA"
          curl -sS --fail-with-body \
            -X PUT "https://api.cloudflare.com/client/v4/accounts/${CF_ACCOUNT_ID}/storage/kv/namespaces/${CF_NAMESPACE_ID}/values/dev" \
            -H "Authorization: Bearer ${CF_API_TOKEN}" \
            -H "Content-Type: application/json" \
            -d "$JSON_DATA"
          echo