import XCTest

/// Real UI interactions with isolated preferences. These cover the client,
/// including offline recovery; they do not claim to verify the live backend.
final class VoiceUITests: XCTestCase {
    private var app: XCUIApplication!

    override func setUpWithError() throws {
        continueAfterFailure = false
        app = XCUIApplication()
        app.launchArguments = ["--ui-testing", "--reset-ui-testing"]
    }

    func testWelcomeNavigationAndOfflineRecovery() {
        app.launch()
        XCTAssertTrue(app.buttons["Let’s talk"].waitForExistence(timeout: 10))
        XCTAssertTrue(app.staticTexts["Your microphone turns on when you connect."].exists)
        app.buttons["Type"].tap()
        XCTAssertTrue(app.buttons["Start chatting"].exists)
        XCTAssertTrue(app.staticTexts["Your microphone stays off."].exists)
        app.buttons["Start chatting"].tap()
        XCTAssertTrue(app.buttons["Try again"].waitForExistence(timeout: 20))
        XCTAssertTrue(app.staticTexts["Couldn’t connect to Hope"].exists)
        app.buttons["Check connection settings"].tap()
        XCTAssertTrue(app.textFields["Server URL"].waitForExistence(timeout: 5))
        capture("Offline recovery")
    }

    func testVoiceSelectionPersistsAndURLValidation() {
        app.launch()
        app.buttons["Settings"].tap()
        app.buttons.matching(NSPredicate(format: "label CONTAINS 'Speaking voice'")).firstMatch.tap()
        let voice = app.buttons.matching(NSPredicate(format: "label CONTAINS 'Jenny'")).firstMatch
        XCTAssertTrue(voice.waitForExistence(timeout: 5))
        voice.tap()
        XCTAssertTrue(app.buttons.matching(NSPredicate(format: "label CONTAINS 'Speaking voice' AND label CONTAINS 'Jenny'")).firstMatch.exists)
        let server = app.textFields["Server URL"]
        server.tap()
        let old = server.value as? String ?? ""
        server.typeText(String(repeating: XCUIKeyboardKey.delete.rawValue, count: old.count) + "http://example.com")
        app.buttons["Save server address"].tap()
        XCTAssertTrue(app.staticTexts.matching(NSPredicate(format: "label CONTAINS 'must use https'")).firstMatch.waitForExistence(timeout: 5))
        app.terminate()
        app.launchArguments = ["--ui-testing"]
        app.launch()
        app.buttons["Settings"].tap()
        XCTAssertTrue(app.buttons.matching(NSPredicate(format: "label CONTAINS 'Speaking voice' AND label CONTAINS 'Jenny'")).firstMatch.waitForExistence(timeout: 5))
        XCTAssertEqual(app.textFields["Server URL"].value as? String, "https://127.0.0.1:1")
    }

    func testMusicSearchAndStationValidation() {
        app.launch()
        app.tabBars.buttons["Music"].tap()
        XCTAssertTrue(app.buttons["Add radio station"].waitForExistence(timeout: 5))
        XCTAssertTrue(app.staticTexts["Music server unavailable"].waitForExistence(timeout: 10))
        app.segmentedControls.buttons["Search"].tap()
        let query = app.textFields["Song, artist, lyrics…"]
        query.tap()
        query.typeText("Piano")
        app.buttons["music.search"].tap()
        XCTAssertTrue(app.staticTexts.matching(NSPredicate(format: "label CONTAINS 'connect to the server'")).firstMatch.waitForExistence(timeout: 15))
        app.buttons["Add radio station"].tap()
        let url = app.textFields["Audio stream URL"]
        XCTAssertTrue(url.waitForExistence(timeout: 5))
        url.tap()
        url.typeText("not-a-url")
        app.buttons["Add station"].tap()
        XCTAssertTrue(app.staticTexts["Enter a complete http:// or https:// audio stream address."].exists)
        app.buttons["Cancel"].tap()
        XCTAssertTrue(app.buttons["Add radio station"].exists)
        capture("Music search")
    }

    func testTranscriptClearConfirmationAndActivityDetails() {
        app.launchArguments.append("--ui-fixtures")
        app.launch()
        XCTAssertTrue(app.staticTexts["Help me plan a quiet weekend."].waitForExistence(timeout: 10))
        app.buttons["Conversation options"].tap()
        app.buttons["Clear conversation"].tap()
        app.buttons["Cancel"].tap()
        XCTAssertTrue(app.staticTexts["Help me plan a quiet weekend."].exists)
        app.buttons["Conversation options"].tap()
        app.buttons["Clear conversation"].tap()
        app.buttons["Clear conversation"].tap()
        XCTAssertTrue(app.buttons["Let’s talk"].exists)
        XCTAssertFalse(app.staticTexts["Help me plan a quiet weekend."].exists)
        app.tabBars.buttons["Activity"].tap()
        XCTAssertTrue(app.staticTexts["Needs attention"].waitForExistence(timeout: 5))
        XCTAssertTrue(app.staticTexts["Search backend timed out after 30s"].exists)
        app.buttons["1 progress updates"].tap()
        XCTAssertTrue(app.staticTexts["Fetching benchmark articles…"].exists)
        capture("Activity details")
    }

    func testLargeTypeNavigation() {
        app.launchArguments += ["-UIPreferredContentSizeCategoryName", "UICTContentSizeCategoryAccessibilityXXXL"]
        app.launch()
        XCTAssertTrue(app.buttons["Let’s talk"].waitForExistence(timeout: 10))
        XCTAssertTrue(app.buttons["Let’s talk"].isHittable)
        app.tabBars.buttons["Activity"].tap()
        XCTAssertTrue(app.staticTexts["A little help, in the background"].waitForExistence(timeout: 5))
        app.buttons["Settings"].tap()
        XCTAssertTrue(app.navigationBars["Settings"].exists)
        capture("Accessibility text size")
    }

    private func capture(_ name: String) {
        let attachment = XCTAttachment(screenshot: app.screenshot())
        attachment.name = name
        attachment.lifetime = .keepAlways
        add(attachment)
    }
}