version: '3'

vars:
  APP_NAME: Capswitch
  APP_DIR: build/Capswitch.app
  RELEASE_BINARY: .build/release/Capswitch

tasks:
  default:
    cmds:
      - task: verify

  test:
    desc: Run XCTest on macOS, or report the host limitation on Linux
    cmds:
      - |
        if command -v swift >/dev/null 2>&1 && [ "$(uname -s)" = "Darwin" ]; then
          swift test
        else
          echo "SKIP: Swift/XCTest requires macOS with Command Line Tools"
        fi

  build:
    desc: Build the macOS executable with SwiftPM
    cmds:
      - |
        if [ "$(uname -s)" != "Darwin" ]; then
          echo "SKIP: macOS build requires Darwin with Command Line Tools"
          exit 0
        fi
        swift build -c release

  bundle:
    desc: Assemble and ad-hoc sign the menu-bar .app
    deps: [build]
    cmds:
      - |
        if [ "$(uname -s)" != "Darwin" ]; then
          echo "SKIP: macOS app bundle requires Darwin with Command Line Tools"
          exit 0
        fi
        if pgrep -x Capswitch >/dev/null 2>&1; then
          echo "ERROR: Quit running Capswitch from its menu before rebuilding." >&2
          exit 1
        fi
        rm -rf "{{.APP_DIR}}"
        mkdir -p "{{.APP_DIR}}/Contents/MacOS" "{{.APP_DIR}}/Contents/Resources"
        cp "{{.RELEASE_BINARY}}" "{{.APP_DIR}}/Contents/MacOS/{{.APP_NAME}}"
        cp Resources/Info.plist "{{.APP_DIR}}/Contents/Info.plist"
        codesign --force --sign - "{{.APP_DIR}}"

  lint:
    desc: Run host-independent source and bundle checks
    cmds:
      - git diff --check
      - test -f Package.swift
      - test -f Resources/Info.plist
      - test -f Sources/Capswitch/CapsGestureMachine.swift
      - test -f Sources/CapswitchApp/MacOSInputController.swift
      - grep -q "LSUIElement" Resources/Info.plist
      - grep -q "CGEventType.keyDown" Sources/CapswitchApp/MacOSInputController.swift
      - grep -q "CGEventType.keyUp" Sources/CapswitchApp/MacOSInputController.swift
      - grep -q "keyboardEventKeycode" Sources/CapswitchApp/MacOSInputController.swift
      - grep -q "CapsInputRouter.f19VirtualKeyCode" Sources/CapswitchApp/MacOSInputController.swift
      - test -f Sources/CapswitchApp/HIDRemappingController.swift
      - test -f Sources/CapswitchHID/CapswitchHID.c
      - test -f Sources/CapswitchHID/CapswitchRemapping.c
      - grep -q "IOHIDServiceClientSetProperty" Sources/CapswitchHID/CapswitchRemapping.c
      - '! grep -R -E "Process\(|/usr/bin/hidutil" Sources'
      - test -f Tests/CapswitchCoreTests/CapsInputRouterTests.swift
      - grep -q "CGEvent.tapCreate" Sources/CapswitchApp/MacOSInputController.swift
      - grep -q "CGEvent.tapEnable" Sources/CapswitchApp/MacOSInputController.swift
      - grep -q "CGPreflightListenEventAccess" Sources/CapswitchApp/MacOSInputController.swift
      - grep -q "CGRequestListenEventAccess" Sources/CapswitchApp/MacOSInputController.swift
      - grep -q "CGEvent.tapIsEnabled" Sources/CapswitchApp/MacOSInputController.swift
      - test "$(grep -c "CGEventTapCreate" Sources/CapswitchApp/MacOSInputController.swift || true)" -eq 0
      - test "$(grep -c "CGEventTapEnable" Sources/CapswitchApp/MacOSInputController.swift || true)" -eq 0
      - grep -q "TISSelectInputSource" Sources/CapswitchApp/MacOSInputController.swift
      - grep -q "switchToNextInputSource" Sources/Capswitch/CapsGestureMachine.swift

  doctor:
    desc: Inspect keyboard services through Capswitch's own native IOKit code
    cmds:
      - |
        if [ "$(uname -s)" != "Darwin" ]; then
          echo "SKIP: native HID diagnostics require macOS."
          exit 0
        fi
        if [ ! -x "{{.APP_DIR}}/Contents/MacOS/{{.APP_NAME}}" ]; then
          echo "Build the Capswitch app first: task bundle" >&2
          exit 1
        fi
        "{{.APP_DIR}}/Contents/MacOS/{{.APP_NAME}}" --doctor

  clean:
    desc: Remove build outputs
    cmds:
      - rm -rf build .build

  verify:
    desc: Run all checks available on the current host
    cmds:
      - task: lint
      - task: test