import { readFileSync } from 'node:fs'
import { dirname, join, resolve } from 'node:path'
import { fileURLToPath } from 'node:url'
import { describe, expect, it } from 'vitest'
import { parse } from 'yaml'

const projectDir = resolve(dirname(fileURLToPath(import.meta.url)), '../..')
const packageJson = JSON.parse(readFileSync(join(projectDir, 'package.json'), 'utf8'))

describe('Electron runtime package contract', () => {
  it('keeps root postinstall as the single Electron binary install owner', () => {
    expect(packageJson.scripts.postinstall).toBe('node config/scripts/rebuild-native-deps.mjs')
    expect(packageJson.pnpm.onlyBuiltDependencies).not.toContain('electron')
  })

  it('guards package scripts that launch Electron tooling', () => {
    const scripts = packageJson.scripts
    const guardedScripts = [
      'start',
      'dev',
      'dev-stable-name',
      'build:unpack',
      'build:win',
      'build:mac',
      'build:mac:release',
      'build:linux',
      'test:e2e',
      'test:e2e:terminal-rendering-golden',
      'test:e2e:terminal-rendering-release-evidence',
      'test:e2e:headful'
    ]

    for (const scriptName of guardedScripts) {
      expect(scripts[scriptName], scriptName).toContain('pnpm run ensure:electron-runtime &&')
    }
  })

  it('keeps Windows and Linux package builds off the macOS native helper build', () => {
    const scripts = packageJson.scripts

    expect(scripts['build:desktop']).not.toContain('build:computer-macos')
    expect(scripts['build:win']).toContain('pnpm run build:desktop')
    expect(scripts['build:win']).not.toContain('pnpm run build ')
    expect(scripts['build:win']).not.toContain('build:computer-macos')
    expect(scripts['build:linux']).toContain('pnpm run build:desktop')
    expect(scripts['build:linux']).not.toContain('pnpm run build ')
    expect(scripts['build:linux']).not.toContain('build:computer-macos')
    expect(scripts['build:mac']).toContain('pnpm run build:computer-macos')
    expect(scripts['build:release']).toContain('pnpm run build:native')
    expect(scripts['build:release']).not.toContain('build:computer-macos')
  })

  it('runs the web build through the heap-sized Vite wrapper', () => {
    expect(packageJson.scripts['build:web']).toContain('node config/scripts/run-vite-web-build.mjs')
    expect(packageJson.scripts['build:web']).toContain('node config/scripts/verify-web-build.mjs')
  })

  it('guards release publishing before electron-builder runs', () => {
    const releaseWorkflow = readFileSync(
      join(projectDir, '.github/workflows/release-cut.yml'),
      'utf8'
    )
    const parsedWorkflow = parse(releaseWorkflow)
    const releaseCommands = new Map(
      parsedWorkflow.jobs.build.strategy.matrix.include.map(({ platform, release_command }) => [
        platform,
        release_command
      ])
    )

    expect([...releaseCommands.keys()].sort()).toEqual(['linux-arm64', 'linux-x64', 'mac', 'win'])
    for (const command of releaseCommands.values()) {
      expect(command).toContain('node config/scripts/ensure-native-runtime.mjs --runtime=electron')
      expect(command).toContain('electron-builder')
      expect(command.indexOf('ensure-native-runtime')).toBeLessThan(
        command.indexOf('electron-builder')
      )
    }
    expect(releaseCommands.get('mac')).toContain(' && ORCA_MAC_RELEASE=1 ')
    expect(releaseCommands.get('linux-x64')).toContain(' && pnpm exec electron-builder ')
    expect(releaseCommands.get('linux-x64')).toContain('--linux AppImage deb rpm --x64')
    expect(releaseCommands.get('linux-arm64')).toContain('ORCA_LINUX_ARM64_RELEASE=1')
    expect(releaseCommands.get('linux-arm64')).toContain('--linux AppImage deb rpm --arm64')
    expect(releaseCommands.get('win')).toContain(
      '; if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE }; pnpm exec electron-builder '
    )
  })

  it('preflights SignPath module install before Windows signing side effects', () => {
    const releaseWorkflow = readFileSync(
      join(projectDir, '.github/workflows/release-cut.yml'),
      'utf8'
    )
    const parsedWorkflow = parse(releaseWorkflow)
    const steps = parsedWorkflow.jobs.build.steps
    const stepNames = steps.map((step) => step.name)
    const installStepIndexes = stepNames.flatMap((name, index) =>
      name === 'Install SignPath PowerShell module' ? [index] : []
    )
    const buildIndex = stepNames.indexOf('Build Windows release artifacts')
    const uploadIndex = stepNames.indexOf('Upload unsigned Windows installer for SignPath')
    const downloadIndex = stepNames.indexOf('Download signed Windows installer from SignPath')

    expect(installStepIndexes).toEqual([buildIndex + 1])
    expect(installStepIndexes[0]).toBeLessThan(uploadIndex)

    const uploadThroughDownloadScript = steps
      .slice(uploadIndex, downloadIndex + 1)
      .map((step) => step.run ?? '')
      .join('\n')

    expect(uploadThroughDownloadScript).not.toContain('Install-Module -Name SignPath')

    const installStep = steps[installStepIndexes[0]]
    const installRun = installStep.run
    const sleepSeconds = [...installRun.matchAll(/Start-Sleep -Seconds (\d+)/g)].map(
      ([, seconds]) => seconds
    )

    expect(installStep.if).toBe("matrix.platform == 'win'")
    expect(installStep.shell).toBe('pwsh')
    expect(installRun).toContain('Set-PSRepository -Name PSGallery -InstallationPolicy Trusted')
    expect(installRun).toMatch(/\$env:PSModulePath -split \[System\.IO\.Path\]::PathSeparator/)
    expect(installRun).toContain(
      "$signPathModulePath = Join-Path -Path $currentUserModuleRoot -ChildPath 'SignPath'"
    )
    expect(installRun).toMatch(/for \(\$attempt = 1; \$attempt -le 3; \$attempt\+\+\)/)
    expect(sleepSeconds).toEqual(['15', '30'])
    expect(installRun).toContain(
      'Install-Module -Name SignPath -Repository PSGallery -MinimumVersion 4.0.0 -MaximumVersion 4.999.999 -Scope CurrentUser -Force -AllowClobber -ErrorAction Stop'
    )
    expect(installRun).toContain('Import-Module SignPath')
    expect(installRun).toContain(
      'Get-Command -Name Get-SignedArtifact -Module SignPath -ErrorAction Stop'
    )
    expect(installRun).toContain('Remove-Item -LiteralPath $signPathModulePath -Recurse -Force')
    expect(installRun).not.toContain('SignPath*')
    expect(installRun.indexOf('if ($attempt -eq 3)')).toBeLessThan(
      installRun.indexOf('Remove-Item -LiteralPath $signPathModulePath')
    )
    expect(installRun).toMatch(/if \(\$attempt -eq 3\) {\s+throw\s+}/)
    expect(installRun).not.toMatch(/throw\s+\$_/)
  })

  it('publishes both Linux release matrix entries', () => {
    const releaseWorkflow = readFileSync(
      join(projectDir, '.github/workflows/release-cut.yml'),
      'utf8'
    )
    const parsedWorkflow = parse(releaseWorkflow)
    const publishLinuxStep = parsedWorkflow.jobs.build.steps.find(
      (step) => step.name === 'Publish release artifacts (Linux)'
    )

    expect(publishLinuxStep.if).toContain("matrix.platform == 'linux-x64'")
    expect(publishLinuxStep.if).toContain("matrix.platform == 'linux-arm64'")
    expect(publishLinuxStep.with.command).toBe('${{ matrix.release_command }}')
  })

  it('keeps Linux postinstall repairing Chromium sandbox permissions', () => {
    const afterInstallScript = readFileSync(
      join(projectDir, 'resources/linux/packaging/after-install.sh'),
      'utf8'
    )

    expect(afterInstallScript).toContain('chrome-sandbox')
    expect(afterInstallScript).toContain('chmod 4755 "$sandbox"')
    expect(afterInstallScript).not.toContain('chmod 0755 "$sandbox"')
  })

  it('lets release-cut tag a version that is already present on main', () => {
    const releaseWorkflow = readFileSync(
      join(projectDir, '.github/workflows/release-cut.yml'),
      'utf8'
    )
    const parsedWorkflow = parse(releaseWorkflow)
    const bumpStep = parsedWorkflow.jobs.cut.steps.find(
      (step) => step.name === 'Bump package.json and tag'
    )

    expect(bumpStep.run).toContain('git diff --cached --quiet')
    expect(bumpStep.run).toContain('git commit --allow-empty -m "$commit_message"')
  })

  it('keeps release-cut RC retries monotonic across stale attempts', () => {
    const releaseWorkflow = readFileSync(
      join(projectDir, '.github/workflows/release-cut.yml'),
      'utf8'
    )
    const parsedWorkflow = parse(releaseWorkflow)
    const versionStep = parsedWorkflow.jobs.cut.steps.find(
      (step) => step.name === 'Compute next version'
    )

    expect(versionStep.run).toContain('node config/scripts/release-rc-history.mjs "$1"')
    expect(versionStep.run).toContain('tag_matches_current_ref')
    expect(versionStep.run).toContain('cutting the next version instead of reusing stale artifacts')
    expect(versionStep.run).toContain('git rev-parse "$existing_rc_tag"')
  })

  it('bumps separate Homebrew casks for stable and RC desktop tags', () => {
    const releaseWorkflow = parse(
      readFileSync(join(projectDir, '.github/workflows/release-cut.yml'), 'utf8')
    )
    const homebrewWorkflow = parse(
      readFileSync(join(projectDir, '.github/workflows/homebrew-bump.yml'), 'utf8')
    )

    expect(releaseWorkflow.jobs['homebrew-bump'].if).toContain(
      "startsWith(needs.cut.outputs.tag, 'v')"
    )
    expect(releaseWorkflow.jobs['homebrew-bump'].if).not.toContain('-rc.')
    expect(releaseWorkflow.jobs['homebrew-bump-published-rc-draft'].with.tag).toBe(
      '${{ needs.cut.outputs.latest_published_rc_tag }}'
    )

    const resolveCaskStep = homebrewWorkflow.jobs['bump-cask'].steps.find(
      (step) => step.name === 'Resolve cask target'
    )
    const renderStep = homebrewWorkflow.jobs['bump-cask'].steps.find(
      (step) => step.name === 'Render updated cask file'
    )
    const copyStep = homebrewWorkflow.jobs['bump-cask'].steps.find(
      (step) => step.name === 'Copy cask into tap and open PR'
    )

    expect(resolveCaskStep.run).toContain('token="orca@rc"')
    expect(resolveCaskStep.run).toContain('token="orca"')
    expect(renderStep.env.CASK_PATH).toBe('${{ steps.cask.outputs.path }}')
    expect(copyStep.run).toContain('cp "$CASK_PATH" "tap/$CASK_PATH"')
    expect(copyStep.run).toContain('git add "$CASK_PATH"')
  })

  it('installs the Electron package binary in PR checks without changing native module ABI', () => {
    const prWorkflow = readFileSync(join(projectDir, '.github/workflows/pr.yml'), 'utf8')
    const parsedWorkflow = parse(prWorkflow)
    const installStep = parsedWorkflow.jobs.verify.steps.find(
      (step) => step.name === 'Install Electron package binary for tests'
    )

    expect(installStep.run).toBe('node config/scripts/install-electron-package-binary.mjs')
  })

  it('smokes the packaged CLI from outside the checkout in PR checks', () => {
    const prWorkflow = readFileSync(join(projectDir, '.github/workflows/pr.yml'), 'utf8')
    const parsedWorkflow = parse(prWorkflow)
    const smokeStep = parsedWorkflow.jobs.verify.steps.find(
      (step) => step.name === 'Smoke packaged CLI'
    )

    expect(smokeStep.run).toBe(
      'node config/scripts/smoke-packaged-cli.mjs --app-dir=dist/linux-unpacked'
    )
  })

  it('keeps terminal scale perf wired to the report budget gate', () => {
    const packageScripts = packageJson.scripts
    const terminalPerfWorkflow = parse(
      readFileSync(join(projectDir, '.github/workflows/terminal-perf.yml'), 'utf8')
    )
    const steps = terminalPerfWorkflow.jobs['terminal-perf'].steps
    const runStep = steps.find((step) => step.name === 'Run terminal scale perf report gate')
    const uploadStep = steps.find((step) => step.name === 'Upload terminal perf report')

    expect(packageScripts['test:e2e:terminal-perf:scale:report']).toContain(
      'run-terminal-scale-perf-report-gate.mjs'
    )
    expect(runStep.run).toContain('pnpm run test:e2e:terminal-perf:scale:report')
    expect(runStep.run).toContain('xvfb-run --auto-servernum')
    const manualProfileKnobs = [
      ['ORCA_TERMINAL_PERF_FRAME_COUNT', 'frame_count', 'ORCA_E2E_OPENCODE_FRAME_COUNT'],
      [
        'ORCA_TERMINAL_PERF_FRAME_INTERVAL_MS',
        'frame_interval_ms',
        'ORCA_E2E_OPENCODE_FRAME_INTERVAL_MS'
      ],
      [
        'ORCA_TERMINAL_PERF_PRESSURE_OUTPUT_CHARS',
        'pressure_output_chars',
        'ORCA_E2E_OPENCODE_PRESSURE_OUTPUT_CHARS'
      ],
      ['ORCA_TERMINAL_PERF_SCALE_PANES', 'scale_panes', 'ORCA_E2E_OPENCODE_SCALE_PANES'],
      [
        'ORCA_TERMINAL_PERF_SCALE_CROSS_WORKSPACE_PANES',
        'scale_cross_workspace_panes',
        'ORCA_E2E_OPENCODE_SCALE_CROSS_WORKSPACE_PANES'
      ],
      [
        'ORCA_TERMINAL_PERF_SCALE_PRESSURE_PANES',
        'scale_pressure_panes',
        'ORCA_E2E_OPENCODE_SCALE_PRESSURE_PANES'
      ],
      [
        'ORCA_TERMINAL_PERF_SCALE_HIDDEN_PRESSURE_PANES',
        'scale_hidden_pressure_panes',
        'ORCA_E2E_OPENCODE_SCALE_HIDDEN_PRESSURE_PANES'
      ]
    ]
    for (const [workflowEnv, inputName, runnerEnv] of manualProfileKnobs) {
      expect(runStep.env[workflowEnv]).toBe(`\${{ inputs.${inputName} }}`)
      expect(runStep.run).toContain(runnerEnv)
    }
    expect(uploadStep.uses).toBe('actions/upload-artifact@v7')
    expect(uploadStep.with.path).toBe('${{ env.ORCA_E2E_TERMINAL_PERF_REPORT_PATH }}')
  })

  it('keeps terminal rendering regressions in the fast golden E2E gate', () => {
    const packageScripts = packageJson.scripts
    const goldenWorkflow = parse(
      readFileSync(join(projectDir, '.github/workflows/golden-e2e-experiment.yml'), 'utf8')
    )
    const releaseWorkflow = parse(
      readFileSync(join(projectDir, '.github/workflows/release-cut.yml'), 'utf8')
    )
    const steps = goldenWorkflow.jobs['golden-e2e'].steps
    const goldenPlatformLabels = new Map([
      ['linux', 'Linux'],
      ['mac', 'macOS'],
      ['windows', 'Windows']
    ])
    const goldenPlatforms = goldenWorkflow.jobs['golden-e2e'].strategy.matrix.include
      .map(({ platform }) => platform)
      .sort()
    const goldenRunSteps = goldenPlatforms.map((platform) => {
      const label = goldenPlatformLabels.get(platform)

      expect(label, platform).toBeDefined()

      return steps.find((step) => step.name === `Run golden E2E tests on ${label}`)
    })
    const pullRequestPaths = goldenWorkflow.on.pull_request.paths
    const releaseGoldenJob = releaseWorkflow.jobs['terminal-rendering-golden']
    const releaseEvidenceJob = releaseWorkflow.jobs['terminal-rendering-release-evidence']
    const releaseBuildNeeds = releaseWorkflow.jobs.build.needs
    const publishReleaseNeeds = releaseWorkflow.jobs['publish-release'].needs
    // Why: Windows release evidence is temporarily paused for CI runner PTY readiness.
    const releaseEvidencePlatforms = ['linux', 'mac']

    expect(packageScripts['test:e2e:terminal-rendering-golden']).toContain(
      '@terminal-rendering-golden'
    )
    expect(packageScripts['test:e2e:terminal-rendering-golden']).toContain(
      'terminal-raw-emoji-table-scroll-restore.spec.ts'
    )
    expect(packageScripts['test:e2e:terminal-rendering-golden']).not.toContain(
      'terminal-long-table-scroll-restore.spec.ts'
    )
    expect(packageScripts['test:e2e:terminal-rendering-release-evidence']).toContain(
      'terminal-opencode-emoji-table-rendering.spec.ts'
    )
    expect(packageScripts['test:e2e:terminal-rendering-release-evidence']).toContain(
      'terminal-long-table-scroll-restore.spec.ts'
    )
    for (const runStep of goldenRunSteps) {
      expect(runStep?.run).toContain('pnpm run test:e2e:terminal-rendering-golden')
    }
    expect(pullRequestPaths).toContain('tests/e2e/terminal-raw-emoji-table-scroll-restore.spec.ts')
    expect(pullRequestPaths).toContain('tests/e2e/fixtures/terminal-emoji-table.md')
    expect(pullRequestPaths).toContain('src/renderer/src/lib/pane-manager/**')
    expect(releaseBuildNeeds).not.toContain('terminal-rendering-golden')
    expect(releaseBuildNeeds).not.toContain('terminal-rendering-release-evidence')
    expect(publishReleaseNeeds).toContain('terminal-rendering-golden')
    expect(publishReleaseNeeds).toContain('build')
    expect(publishReleaseNeeds).not.toContain('terminal-rendering-release-evidence')
    expect(releaseGoldenJob['continue-on-error']).toBeUndefined()
    expect(releaseGoldenJob.strategy.matrix.include.map(({ platform }) => platform).sort()).toEqual(
      goldenPlatforms
    )
    expect(releaseGoldenJob.steps.map((step) => step.run ?? '')).toContain(
      'xvfb-run --auto-servernum env SKIP_BUILD=1 ORCA_E2E_FORWARD_APP_LOGS=1 pnpm run test:e2e:terminal-rendering-golden'
    )
    expect(releaseEvidenceJob['continue-on-error']).toBe(true)
    expect(
      releaseEvidenceJob.strategy.matrix.include.map(({ platform }) => platform).sort()
    ).toEqual(releaseEvidencePlatforms)
    expect(releaseEvidenceJob.steps.map((step) => step.run ?? '')).toContain(
      'xvfb-run --auto-servernum env SKIP_BUILD=1 ORCA_E2E_FORWARD_APP_LOGS=1 pnpm run test:e2e:terminal-rendering-release-evidence'
    )
  })
})