//
//  IconPackTests.swift
//  Tests iOS
//
//  Icon pack tests: select each of the 7 icon packs and verify no crash.
//  TC-072
//

import XCTest

final class IconPackTests: BaseUITestCase {
    override var seedFixture: String? { "single_mood" }
    override var bypassSubscription: Bool { true }

    /// All 7 icon pack accessibility identifiers (lowercased enum case names).
    private let allIconPacks = [
        "fontawesome",
        "emoji",
        "handemjoi",
        "weather",
        "garden",
        "hearts",
        "cosmic"
    ]

    /// TC-072: Select each of 7 icon packs without crashing.
    func testIconPacks_AllSelectable() {
        let tabBar = TabBarScreen(app: app)
        let settingsScreen = tabBar.tapSettings()
        settingsScreen.assertVisible()

        // Should already be on Customize sub-tab
        // Scroll down to find the icon pack section (VStack layout)
        app.swipeUp()

        for pack in allIconPacks {
            let button = app.buttons["customize_iconpack_\(pack)"]

            // Icon packs are in a vertical stack — scroll down to find buttons.
            if !button.waitForExistence(timeout: 2) {
                app.swipeUp()
            }
            if !button.waitForExistence(timeout: 1) {
                app.swipeUp()
            }
            if !button.waitForExistence(timeout: 1) {
                // Try scrolling back up in case we overshot
                app.swipeDown()
            }

            if button.waitForExistence(timeout: 3) {
                button.coordinate(withNormalizedOffset: CGVector(dx: 0.5, dy: 0.5)).tap()
            } else {
                XCTFail("Icon pack button '\(pack)' should exist in the customize view")
            }
        }

        captureScreenshot(name: "icon_packs_cycled")

        // Navigate to Day tab and verify no crash — entry row should still exist
        tabBar.tapDay()

        let entryRow = app.descendants(matching: .any)
            .matching(NSPredicate(format: "identifier BEGINSWITH %@", "entry_row_"))
            .firstMatch
        XCTAssertTrue(
            entryRow.waitForExistence(timeout: 5),
            "Entry row should still be visible after cycling icon packs (no crash)"
        )

        captureScreenshot(name: "day_view_after_icon_pack_change")
    }

    /// TC-072: Verify each icon pack button exists in the customize view.
    func testIconPacks_AllButtonsExist() {
        let tabBar = TabBarScreen(app: app)
        let settingsScreen = tabBar.tapSettings()
        settingsScreen.assertVisible()

        // Scroll down to the icon pack section
        app.swipeUp()

        for pack in allIconPacks {
            let button = app.buttons["customize_iconpack_\(pack)"]
            if !button.exists {
                app.swipeUp()
            }
            XCTAssertTrue(
                button.waitForExistence(timeout: 3),
                "Icon pack button '\(pack)' should exist"
            )
        }

        captureScreenshot(name: "icon_packs_all_buttons")
    }
}