import XCTest

final class SettingsExtendedTests: XCTestCase {
    private let app = XCUIApplication()

    override func setUpWithError() throws {
        continueAfterFailure = false
    }

    private func openSettings() {
        app.launchAndOpenSampleBook()
        app.waitForReader()
        app.showReaderChromeIfNeeded()

        XCTAssertTrue(app.buttons[IDs.readerSettings].waitForExistence(timeout: 5))
        app.buttons[IDs.readerSettings].tap()
        XCTAssertTrue(app.scrollViews[IDs.settingsScroll].waitForExistence(timeout: 5))
    }

    func testBrightnessSliderExists() {
        openSettings()
        let slider = app.sliders[IDs.settingsBrightness]
        XCTAssertTrue(slider.waitForExistence(timeout: 3), "亮度滑块未出现")
    }

    func testLineHeightControl() {
        openSettings()
        let lineHeight = app.segmentedControls[IDs.settingsLineHeight]
        XCTAssertTrue(lineHeight.waitForExistence(timeout: 3), "行距控件未出现")

        lineHeight.buttons["紧凑"].tap()
        lineHeight.buttons["标准"].tap()
        lineHeight.buttons["宽松"].tap()

        app.buttons[IDs.settingsDone].tap()
        XCTAssertTrue(app.buttons[IDs.readerBack].waitForExistence(timeout: 5))
    }

    func testDisplayTypeFromSettings() {
        openSettings()
        let displayType = app.segmentedControls[IDs.settingsDisplayType]
        XCTAssertTrue(displayType.waitForExistence(timeout: 3), "翻页方式控件未出现")

        displayType.buttons["横滑"].tap()
        app.buttons[IDs.settingsDone].tap()
        app.waitForDemoReaderState(timeout: 5, description: "display=horizontalScroll") { $0.display == "horizontalScroll" }
    }

    func testAllThemeButtonsExist() {
        openSettings()
        for index in 0...5 {
            let themeButton = app.buttons[IDs.settingsTheme(index)]
            XCTAssertTrue(themeButton.waitForExistence(timeout: 3), "主题按钮 \(index) 未出现")
        }
    }

    func testScrollSettingsToReachAllControls() {
        openSettings()
        let scroll = app.scrollViews[IDs.settingsScroll]
        XCTAssertTrue(scroll.waitForExistence(timeout: 3))

        XCTAssertTrue(app.sliders[IDs.settingsBrightness].waitForExistence(timeout: 3))
        XCTAssertTrue(app.segmentedControls[IDs.settingsLineHeight].waitForExistence(timeout: 3))
        XCTAssertTrue(app.segmentedControls[IDs.settingsDisplayType].waitForExistence(timeout: 3))
    }
}