release.yml

name: Release

on:
  workflow_dispatch:
    inputs:
      branch:
        description: "Branch to release from"
        required: true
        default: "master"
        type: string
      version:
        description: "Version number (e.g., 2.1.4)"
        required: true
        type: string
      overview:
        description: "Release overview (will be placed at top of notes)"
        required: true
        type: string

jobs:
  release:
    name: Create tag and release
    runs-on: ubuntu-latest
    outputs:
      version: ${{ steps.version.outputs.version }}

    steps:
      - name: Checkout code
        uses: actions/checkout@v6
        with:
          ref: ${{ inputs.branch }}
          fetch-depth: 0

      - name: Validate version format
        id: version
        env:
          VERSION_INPUT: ${{ inputs.version }}
        run: |
          if [[ ! "$VERSION_INPUT" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
            echo "Error: Version must be in format X.Y.Z (e.g., 9.3.3)"
            exit 1
          fi
          echo "version=$VERSION_INPUT" >> $GITHUB_OUTPUT

      - name: Configure Git
        run: |
          git config user.name "github-actions"
          git config user.email "github-actions@github.com"

      - name: Create and push tag
        run: |
          git tag "${{ steps.version.outputs.version }}"
          git push origin "${{ steps.version.outputs.version }}"

      - name: Get merged PR titles and format release notes
        id: changelog
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          BRANCH_INPUT: ${{ inputs.branch }}
          OVERVIEW_INPUT: ${{ inputs.overview }}
          REPOSITORY: ${{ github.repository }}
        run: |
          git fetch --tags

          # Get most recent and previous tags
          tags=($(git tag --sort=-creatordate))
          new_tag="${tags[0]}"
          prev_tag="${tags[1]}"

          if [ -z "$prev_tag" ]; then
            echo "Warning: No previous tag found. Skipping full changelog link."
            changelog=""
          else
            changelog="**Full Changelog**: https://github.com/$REPOSITORY/compare/$prev_tag...$new_tag"
          fi

          prs=$(gh pr list --state merged --base "$BRANCH_INPUT" --json title,mergedAt --jq '[.[] | select(.mergedAt != null) | .title]')
          joined=$(echo "$prs" | jq -r '.[]' | sed 's/^/* /')

          echo "RELEASE_NOTES<<EOF" >> $GITHUB_ENV
          echo "$OVERVIEW_INPUT" >> $GITHUB_ENV
          echo "" >> $GITHUB_ENV
          echo "## What's Changed" >> $GITHUB_ENV
          echo "$joined" >> $GITHUB_ENV
          echo "" >> $GITHUB_ENV
          echo "$changelog" >> $GITHUB_ENV
          echo "EOF" >> $GITHUB_ENV

      - name: Create GitHub Release
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          NOTES: ${{ env.RELEASE_NOTES }}
          VERSION: ${{ steps.version.outputs.version }}
        run: |
          gh release create "$VERSION" \
            --title "$VERSION" \
            --notes "$NOTES"

  readme-changelog:
    name: Publish changelog to Readme
    needs: release
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repo
        uses: actions/checkout@v6

      - name: Extract release data
        id: release_data
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          RELEASE_VERSION: ${{ needs.release.outputs.version }}
        run: |
          echo "title=$RELEASE_VERSION" >> $GITHUB_OUTPUT
          body=$(gh release view "$RELEASE_VERSION" --json body --jq .body)
          body_escaped=$(echo "$body" \
            | sed 's/&/\&#38;/g' \
            | sed 's/</\&#60;/g' \
            | sed 's/>/\&#62;/g' \
            | sed 's/{/\&#123;/g' \
            | sed 's/}/\&#125;/g')
          {
            echo "body<<EOF"
            echo "$body_escaped"
            echo "EOF"
          } >> $GITHUB_OUTPUT

      - name: Publish changelog to Readme
        env:
          README_API_KEY: ${{ secrets.README_API_KEY }}
          RELEASE_TITLE: ${{ steps.release_data.outputs.title }}
          RELEASE_BODY: ${{ steps.release_data.outputs.body }}
        run: |
          jq -n --arg title "BitPay Utils cryptography pack v$RELEASE_TITLE" \
                --arg body "$RELEASE_BODY" \
                '{
                  title: $title,
                  content: {
                    body: $body
                  },
                  privacy: { view: "public" }
                }' > payload.json

          curl --location 'https://api.readme.com/v2/changelogs' \
            --header "Authorization: Bearer $README_API_KEY" \
            --header 'Content-Type: application/json' \
            --data @payload.json