package org.terst.nav

import androidx.test.espresso.Espresso.onView
import androidx.test.espresso.action.ViewActions.click
import androidx.test.espresso.assertion.ViewAssertions.matches
import androidx.test.espresso.matcher.ViewMatchers.isDisplayed
import androidx.test.espresso.matcher.ViewMatchers.withContentDescription
import androidx.test.espresso.matcher.ViewMatchers.withId
import androidx.test.espresso.matcher.ViewMatchers.withText
import androidx.test.ext.junit.rules.ActivityScenarioRule
import androidx.test.ext.junit.runners.AndroidJUnit4
import org.junit.Before
import org.junit.Rule
import org.junit.Test
import org.junit.runner.RunWith

/**
 * Smoke tests: verify the main UI surfaces launch and respond correctly.
 * Run without GPS permission — LocationService is not started.
 *
 * Locally:  ./gradlew connectedDebugAndroidTest
 * CI:       smoke-test job via android-emulator-runner
 */
@RunWith(AndroidJUnit4::class)
class MainActivitySmokeTest {

    @get:Rule
    val activityRule = ActivityScenarioRule(MainActivity::class.java)

    @Before
    fun setup() {
        NavApplication.isTesting = true
    }

    // ── Launch ─────────────────────────────────────────────────────────────

    @Test
    fun mainActivity_launches_withoutCrash() {
        activityRule.scenario.onActivity { activity ->
            assert(!activity.isFinishing) { "MainActivity finished immediately after launch" }
        }
    }

    // ── Bottom nav ─────────────────────────────────────────────────────────

    @Test
    fun bottomNav_allFourTabs_areDisplayed() {
        onView(withText("Map")).check(matches(isDisplayed()))
        onView(withText("Instruments")).check(matches(isDisplayed()))
        onView(withText("Log")).check(matches(isDisplayed()))
        onView(withText("Safety")).check(matches(isDisplayed()))
    }

    @Test
    fun bottomNav_safetyTab_showsSafetyDashboard() {
        onView(withText("Safety")).perform(click())
        onView(withText("Safety Dashboard")).check(matches(isDisplayed()))
        onView(withText("ACTIVATE MOB")).check(matches(isDisplayed()))
        onView(withText("ANCHOR WATCH")).check(matches(isDisplayed()))
    }

    @Test
    fun bottomNav_logTab_showsVoiceLogUi() {
        onView(withText("Log")).perform(click())
        onView(withContentDescription("Start voice recognition")).check(matches(isDisplayed()))
    }

    @Test
    fun bottomNav_instrumentsTab_isSelectable() {
        onView(withText("Instruments")).perform(click())
        onView(withId(R.id.instrument_bottom_sheet)).check(matches(isDisplayed()))
    }

    @Test
    fun bottomNav_mapTab_returnsFromOverlay() {
        onView(withText("Safety")).perform(click())
        onView(withText("Map")).perform(click())
        onView(withId(R.id.mapView)).check(matches(isDisplayed()))
    }

    // ── Persistent FABs ────────────────────────────────────────────────────

    @Test
    fun fabMob_isAlwaysVisible() {
        onView(withContentDescription("Man Overboard")).check(matches(isDisplayed()))
    }

    @Test
    fun fabMob_remainsVisibleOnSafetyTab() {
        onView(withText("Safety")).perform(click())
        onView(withContentDescription("Man Overboard")).check(matches(isDisplayed()))
    }

    // ── Track recording ────────────────────────────────────────────────────

    @Test
    fun fabRecordTrack_isDisplayedWithRecordDescription() {
        onView(withContentDescription("Record Track")).check(matches(isDisplayed()))
    }

    @Test
    fun fabRecordTrack_togglesToStopRecording_onFirstClick() {
        onView(withContentDescription("Record Track")).perform(click())
        onView(withContentDescription("Stop Recording")).check(matches(isDisplayed()))
    }

    @Test
    fun fabRecordTrack_togglesBackToRecord_onSecondClick() {
        onView(withContentDescription("Record Track")).perform(click())
        onView(withContentDescription("Stop Recording")).perform(click())
        onView(withContentDescription("Record Track")).check(matches(isDisplayed()))
    }
}