name: Build Companion Agent

on:
  push:
    tags:
      - 'v*.*.*'  # Trigger on version tags (v1.0.0, v1.2.3, etc.)

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v4
        with:
          go-version: '1.21'

      - name: Get version from tag
        id: version
        run: echo "VERSION=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT

      - name: Build Linux AMD64
        run: |
          cd companion-agent
          mkdir -p bin
          GOOS=linux GOARCH=amd64 go build -ldflags "-s -w" -o bin/corrosion-companion-linux-amd64 ./cmd/agent
          chmod +x bin/corrosion-companion-linux-amd64

      - name: Build Windows AMD64
        run: |
          cd companion-agent
          GOOS=windows GOARCH=amd64 go build -ldflags "-s -w" -o bin/corrosion-companion-windows-amd64.exe ./cmd/agent

      - name: Generate checksums
        run: |
          cd companion-agent/bin
          sha256sum corrosion-companion-linux-amd64 > checksums.txt
          sha256sum corrosion-companion-windows-amd64.exe >> checksums.txt
          cat checksums.txt

      - name: Create Release
        uses: actions/github-script@v6
        env:
          VERSION: ${{ steps.version.outputs.VERSION }}
        with:
          script: |
            const fs = require('fs').promises;
            const path = require('path');

            // Create release
            const release = await github.rest.repos.createRelease({
              owner: context.repo.owner,
              repo: context.repo.repo,
              tag_name: process.env.VERSION,
              name: `Companion Agent ${process.env.VERSION}`,
              body: `## Corrosion Companion Agent ${process.env.VERSION}

            ### Installation

            **Linux:**
            \`\`\`bash
            wget https://git.corrosionmgmt.com/vantzs/corrosion-admin-panel/releases/download/${process.env.VERSION}/corrosion-companion-linux-amd64
            chmod +x corrosion-companion-linux-amd64
            sudo mv corrosion-companion-linux-amd64 /usr/local/bin/corrosion-companion
            \`\`\`

            **Windows:**
            Download \`corrosion-companion-windows-amd64.exe\` and run as administrator.

            ### Checksums
            See \`checksums.txt\` for SHA256 verification.

            ### What's New
            - Built from commit: ${context.sha.substring(0, 7)}
            - Go version: 1.21
            - Platforms: Linux AMD64, Windows AMD64
            `,
              draft: false,
              prerelease: false
            });

            console.log(`Created release: ${release.data.html_url}`);

            // Upload Linux binary
            await github.rest.repos.uploadReleaseAsset({
              owner: context.repo.owner,
              repo: context.repo.repo,
              release_id: release.data.id,
              name: 'corrosion-companion-linux-amd64',
              data: await fs.readFile('companion-agent/bin/corrosion-companion-linux-amd64')
            });

            // Upload Windows binary
            await github.rest.repos.uploadReleaseAsset({
              owner: context.repo.owner,
              repo: context.repo.repo,
              release_id: release.data.id,
              name: 'corrosion-companion-windows-amd64.exe',
              data: await fs.readFile('companion-agent/bin/corrosion-companion-windows-amd64.exe')
            });

            // Upload checksums
            await github.rest.repos.uploadReleaseAsset({
              owner: context.repo.owner,
              repo: context.repo.repo,
              release_id: release.data.id,
              name: 'checksums.txt',
              data: await fs.readFile('companion-agent/bin/checksums.txt')
            });

            console.log('Uploaded all release assets');

      - name: Build Summary
        run: |
          echo "## 🚀 Companion Agent Build Complete" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "**Version:** ${{ steps.version.outputs.VERSION }}" >> $GITHUB_STEP_SUMMARY
          echo "**Commit:** ${GITHUB_SHA:0:7}" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "### Built Artifacts:" >> $GITHUB_STEP_SUMMARY
          echo "- ✅ Linux AMD64 ($(stat -f%z companion-agent/bin/corrosion-companion-linux-amd64 2>/dev/null || stat -c%s companion-agent/bin/corrosion-companion-linux-amd64) bytes)" >> $GITHUB_STEP_SUMMARY
          echo "- ✅ Windows AMD64 ($(stat -f%z companion-agent/bin/corrosion-companion-windows-amd64.exe 2>/dev/null || stat -c%s companion-agent/bin/corrosion-companion-windows-amd64.exe) bytes)" >> $GITHUB_STEP_SUMMARY
          echo "- ✅ SHA256 checksums" >> $GITHUB_STEP_SUMMARY