/*
 * Copyright (C) 2025 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.mechanics.demo

import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.systemBarsPadding
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.navigation.compose.NavHost
import androidx.navigation.compose.rememberNavController
import com.android.mechanics.demo.presentation.DirectionChangeDemo
import com.android.mechanics.demo.presentation.DirectionSpecDemo
import com.android.mechanics.demo.presentation.GuaranteeBoxDemo
import com.android.mechanics.demo.presentation.GuaranteeFadeDemo
import com.android.mechanics.demo.presentation.MagneticDetachDemo
import com.android.mechanics.demo.presentation.MagneticDetachWithOverdragDemo
import com.android.mechanics.demo.presentation.SpecDemo
import com.android.mechanics.demo.wallpaper.experiment0.CustomizationMechanicsDemo

object DemoScreens {

    val Home =
        ParentScreen(
            "home",
            mapOf(
                "Simple Motion Spec examples" to DemoScreen(SpecDemo),
                "Directionality Hysteresis" to DemoScreen(DirectionChangeDemo),
                "Directionality Effects" to DemoScreen(DirectionSpecDemo),
                "Guaranteed Fade" to DemoScreen(GuaranteeFadeDemo),
                "Guaranteed Size" to DemoScreen(GuaranteeBoxDemo),
                "Magnetic detach" to DemoScreen(MagneticDetachDemo),
                "Magnetic detach with Overdrag" to DemoScreen(MagneticDetachWithOverdragDemo),
                "Customization Picker Mechanics" to DemoScreen(CustomizationMechanicsDemo),
            ),
        )
}

@Composable
fun MechanicsDemo(startDestination: String?) {
    val rootScreen = DemoScreens.Home

    Box(Modifier.fillMaxSize().systemBarsPadding()) {
        val navController = rememberNavController()
        NavHost(navController = navController, startDestination = rootScreen.identifier) {
            screen(rootScreen, navController, startDestination ?: "")
        }
    }
}