//
//  KordantUITestsLaunchTests.swift
//  KordantUITests
//
//  Created by Mike Freno on 5/25/26.
//

import XCTest

/// Launch tests that verify the app starts correctly on different device configurations.
/// These tests run for each target application configuration (e.g., iPhone and iPad).
final class KordantUITestsLaunchTests: XCTestCase {

    override class var runsForEachTargetApplicationUIConfiguration: Bool {
        true
    }

    override func setUpWithError() throws {
        continueAfterFailure = false
    }

    /// Verify the app launches and captures the initial screenshot.
    /// This is useful for device farm screenshot verification.
    func testLaunch() throws {
        let app = XCUIApplication()
        app.launchArguments = ["-UITesting"]
        app.launchEnvironment["UITestScenario"] = UITestScenario.authenticated.rawValue
        app.launch()

        // Allow the app to settle and load initial data
        let dashboardTab = app.tabBars.buttons["Dashboard"]
        let authScreen = app.staticTexts["Kordant"]

        // Wait for either auth screen or dashboard to appear
        let appeared = XCTWaiter.wait(for: [
            XCTNSPredicateExpectation(
                predicate: NSPredicate(format: "exists == true"),
                object: dashboardTab
            ),
            XCTNSPredicateExpectation(
                predicate: NSPredicate(format: "exists == true"),
                object: authScreen
            )
        ], timeout: 10)

        XCTAssertEqual(app.state, .runningForeground, "App should be running in foreground")
        XCTAssertNotEqual(app.state, .unknown, "App state should be known")

        // Capture launch screenshot for App Store Connect previews
        let screenshot = app.screenshot()
        let attachment = XCTAttachment(screenshot: screenshot)
        attachment.name = "Launch Screen"
        attachment.lifetime = .keepAlways
        add(attachment)
    }

    /// Verify the app launches in unauthenticated mode and shows auth UI
    func testLaunchUnauthenticated() throws {
        let app = XCUIApplication()
        app.launchArguments = ["-UITesting"]
        app.launchEnvironment["UITestScenario"] = UITestScenario.unauthenticated.rawValue
        app.launch()

        // Verify auth UI appears
        let brandName = app.staticTexts["Kordant"]
        XCTAssertTrue(brandName.waitForExistence(timeout: 5), "Auth screen should show Kordant branding")

        // Verify the app is responsive
        let googleButton = app.buttons["Continue with Google"]
        XCTAssertTrue(googleButton.waitForExistence(timeout: 3), "Google sign-in button should exist")
    }

    /// Verify the app launches in authenticated mode and shows the main interface
    func testLaunchAuthenticated() throws {
        let app = XCUIApplication()
        app.launchArguments = ["-UITesting"]
        app.launchEnvironment["UITestScenario"] = UITestScenario.authenticated.rawValue
        app.launch()

        // Verify main UI appears
        let dashboardNav = app.navigationBars["Dashboard"]
        XCTAssertTrue(dashboardNav.waitForExistence(timeout: 5), "Dashboard should appear for authenticated user")

        // Tab bar should be visible
        XCTAssertTrue(app.tabBars.buttons["Dashboard"].exists, "Dashboard tab should exist")
        XCTAssertTrue(app.tabBars.buttons["Settings"].exists, "Settings tab should exist")
    }
}