name: Main
on:
  push:
    branches: [master]
  pull_request:
  workflow_dispatch:
  workflow_run:
    types:
      - completed
    workflows:
      - "Update WIT"

permissions:
  contents: write
  pull-requests: write

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  main:
    name: Build, test, and release
    if: github.event_name != 'workflow_run' || github.event.workflow_run.conclusion == 'success'
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v6
        with:
          submodules: true

      - name: Set temporary build paths
        run: |
          echo "PUMPKIN_CI_REPOSITORY=$RUNNER_TEMP/pumpkin-maven" >> "$GITHUB_ENV"

      - name: Read pinned tool versions
        id: tools
        run: |
          while IFS='=' read -r name version; do
            echo "$name=$version" >> "$GITHUB_OUTPUT"
          done < gradle/tool-versions.properties

      - name: Set up Java/Kotlin
        uses: actions/setup-java@v6
        with:
          distribution: temurin
          java-version: "25"

      - name: Set up Gradle
        uses: gradle/actions/setup-gradle@v6
        with:
          # PRs reuse the default-branch cache without updating it.
          cache-read-only: ${{ github.ref != format('refs/heads/{0}', github.event.repository.default_branch) }}

      - name: Cache binding generator
        uses: actions/cache@v6
        with:
          path: api/tools/wit-bindgen/${{ steps.tools.outputs.witBindgenRevision }}
          key: ${{ runner.os }}-${{ runner.arch }}-wit-bindgen-${{ steps.tools.outputs.witBindgenRevision }}

      - name: Cache consumer tools
        uses: actions/cache@v6
        with:
          path: example/build/tools/wasm-tools/${{ steps.tools.outputs.wasmToolsVersion }}
          key: ${{ runner.os }}-${{ runner.arch }}-wasm-tools-${{ steps.tools.outputs.wasmToolsVersion }}

      - name: Clear old cached build artifacts
        run: |
          set -eux

          rm -f api/build/libs/*
          rm -f gradle-plugin/build/libs/*

      - name: Build and publish development packages
        run: |
          ./gradlew :api:build :gradle-plugin:build :api:publishToMavenLocal :gradle-plugin:publishToMavenLocal \
            -Dmaven.repo.local="$PUMPKIN_CI_REPOSITORY" --build-cache --no-daemon

      - name: Build and validate example component
        run: ./example/gradlew -p example build --build-cache --no-daemon

      - name: Set GITHUB_RELEASE_TAG & ARTIFACT_ID
        run: |
          set -eux
          if [[ '${{ github.ref }}' = refs/tags/v* ]]; then
            tag='${{ github.ref }}'
            tag="${tag:10}"
            artifactID="${tag:1}"
          else
            tag=CI
            artifactID='${{ github.sha }}'
            artifactID="${artifactID:0:7}"
          fi
          echo "GITHUB_RELEASE_TAG=$tag" >> $GITHUB_ENV
          echo "ARTIFACT_ID=$artifactID" >> $GITHUB_ENV

      - name: Copy & rename artifacts
        run: |
          set -eux

          mkdir artifacts

          cp api/build/libs/pumpkin-api-kt-wasm-wasi-*.klib artifacts/pumpkin-api-kt-wasm-wasi-${ARTIFACT_ID}.klib
          cp api/build/libs/pumpkin-api-kt-wasm-wasi-*-sources.jar artifacts/pumpkin-api-kt-wasm-wasi-${ARTIFACT_ID}-sources.jar
          cp gradle-plugin/build/libs/pumpkin-api-kt-gradle-plugin-*.jar artifacts/pumpkin-api-kt-gradle-plugin-${ARTIFACT_ID}.jar

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: kotlin-dist
          path: artifacts/*

      - name: Upload artifacts to release
        if: startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/master'
        uses: ncipollo/release-action@v1
        with:
          tag: ${{ env.GITHUB_RELEASE_TAG }}
          artifacts: artifacts/*
          allowUpdates: true
          omitPrereleaseDuringUpdate: true
          omitName: true
          omitBody: true
          omitDraftDuringUpdate: true
          removeArtifacts: true