name: Build App (Windows)

on:
  workflow_dispatch:
    inputs:
      tag:
        description: 'Release tag to build (e.g. v1.4.5)'
        required: true

jobs:
  build-windows:
    name: Build App (Windows)
    runs-on: windows-latest
    env:
      NODE_VERSION: "20"
    steps:
      - name: Determine tag
        id: tag
        shell: powershell
        run: |
          $TAG = "${{ github.event.inputs.tag }}"
          if (-not $TAG) {
            $TAG = (git ls-remote --tags --sort=-v:refname origin 'refs/tags/v*' | Select-Object -First 1) -replace '.*refs/tags/', ''
          }
          Write-Host "Building for tag: ${TAG}"
          echo "tag=${TAG}" >> $env:GITHUB_OUTPUT

      - uses: actions/checkout@v4
        with:
          ref: ${{ steps.tag.outputs.tag }}

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}

      - name: Install Rust stable
        shell: powershell
        run: |
          if (Get-Command rustup -ErrorAction SilentlyContinue) {
            rustup default stable
          } else {
            Invoke-WebRequest -Uri https://win.rustup.rs/x86_64 -OutFile rustup-init.exe
            .\rustup-init.exe -y --default-toolchain stable
            echo "$env:USERPROFILE\.cargo\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
          }

      - name: Install npm dependencies
        shell: powershell
        run: npm ci

      - name: Build Tauri app
        shell: powershell
        run: npm run tauri build

      - name: Upload to release
        shell: powershell
        env:
          BUILD_TOKEN: ${{ secrets.BUILD_TOKEN }}
        run: |
          $REPO_API = "${{ github.server_url }}/api/v1/repos/${{ github.repository }}"
          $Headers = @{ "Authorization" = "token $env:BUILD_TOKEN" }
          $TAG = "${{ steps.tag.outputs.tag }}"
          Write-Host "Release tag: ${TAG}"

          Write-Host "Waiting for release ${TAG} to be available..."
          $RELEASE_ID = $null

          for ($i = 1; $i -le 30; $i++) {
            try {
              $release = Invoke-RestMethod -Uri "${REPO_API}/releases/tags/${TAG}" -Headers $Headers -ErrorAction Stop
              $RELEASE_ID = $release.id

              if ($RELEASE_ID) {
                Write-Host "Found release: ${TAG} (ID: ${RELEASE_ID})"
                break
              }
            } catch {}

            Write-Host "Attempt ${i}/30: Release not ready yet, retrying in 10s..."
            Start-Sleep -Seconds 10
          }

          if (-not $RELEASE_ID) {
            Write-Host "ERROR: Failed to find release for tag ${TAG} after 30 attempts."
            exit 1
          }

          Get-ChildItem -Path src-tauri\target\release\bundle -Recurse -Include *.msi,*-setup.exe | ForEach-Object {
            $filename = $_.Name
            $encodedName = [System.Uri]::EscapeDataString($filename)
            $size = [math]::Round($_.Length / 1MB, 1)
            Write-Host "Uploading ${filename} (${size} MB)..."

            try {
              $assets = Invoke-RestMethod -Uri "${REPO_API}/releases/${RELEASE_ID}/assets" -Headers $Headers
              $existing = $assets | Where-Object { $_.name -eq $filename }
              if ($existing) {
                Invoke-RestMethod -Uri "${REPO_API}/releases/${RELEASE_ID}/assets/$($existing.id)" -Method Delete -Headers $Headers
              }
            } catch {}

            $uploadUrl = "${REPO_API}/releases/${RELEASE_ID}/assets?name=${encodedName}"
            $result = curl.exe --fail --silent --show-error `
              -X POST `
              -H "Authorization: token $env:BUILD_TOKEN" `
              -H "Content-Type: application/octet-stream" `
              -T "$($_.FullName)" `
              "$uploadUrl" 2>&1
            if ($LASTEXITCODE -eq 0) {
              Write-Host "Upload successful: ${filename}"
            } else {
              Write-Host "WARNING: Upload failed for ${filename}: ${result}"
            }
          }