//
//  TabNavigationTests.swift
//  SportsTimeUITests
//
//  Verifies navigation through all 5 tabs.
//  QA Sheet: F-008, F-009
//

import XCTest

final class TabNavigationTests: BaseUITestCase {

    /// F-008: Switch to all 5 tabs — each loads without crash.
    @MainActor
    func testF008_TabNavigationCycle() {
        let home = HomeScreen(app: app)
        home.waitForLoad()

        // Schedule tab
        home.switchToTab(home.scheduleTab)
        let schedule = ScheduleScreen(app: app)
        schedule.assertLoaded()

        // My Trips tab
        home.switchToTab(home.myTripsTab)
        let myTrips = MyTripsScreen(app: app)
        myTrips.assertEmpty()

        // Progress tab (Pro-gated, but UI test mode forces Pro)
        home.switchToTab(home.progressTab)
        let progress = ProgressScreen(app: app)
        progress.assertLoaded()

        // Settings tab
        home.switchToTab(home.settingsTab)
        let settings = SettingsScreen(app: app)
        settings.assertLoaded()

        // Return home
        home.switchToTab(home.homeTab)
        XCTAssertTrue(home.startPlanningButton.waitForExistence(timeout: BaseUITestCase.shortTimeout),
                       "Should return to Home tab")

        captureScreenshot(named: "F008-TabNavigation-ReturnHome")
    }

    /// F-009: Tab state preserved — Schedule filters survive tab switch.
    @MainActor
    func testF009_TabStatePreservedOnSwitch() {
        let home = HomeScreen(app: app)
        home.waitForLoad()

        // Go to Schedule tab and select a sport filter
        home.switchToTab(home.scheduleTab)
        let schedule = ScheduleScreen(app: app)
        schedule.assertLoaded()

        let mlbChip = schedule.sportChip("mlb")
        XCTAssertTrue(mlbChip.waitForExistence(timeout: BaseUITestCase.defaultTimeout),
                       "MLB chip should exist")
        mlbChip.tap()

        // Switch to Home tab
        home.switchToTab(home.homeTab)
        home.startPlanningButton.waitForExistenceOrFail(
            timeout: BaseUITestCase.shortTimeout,
            "Home tab should load"
        )

        // Switch back to Schedule — filter state should be preserved
        home.switchToTab(home.scheduleTab)

        // All sports start SELECTED; tapping deselects. So MLB should still be "Not selected".
        XCTAssertEqual(mlbChip.value as? String, "Not selected",
                        "MLB chip should still be deselected after switching tabs")

        captureScreenshot(named: "F009-TabStatePreserved")
    }
}