/*

 * AboutOss is an utility library to retrieve and display

 * opensource licenses in Android applications.

 *

 * Copyright (C) 2023-2025 by Frederic-Charles Barthelery.

 *

 * This file is part of AboutOss.

 *

 * AboutOss is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * AboutOss is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with AboutOss.  If not, see <http://www.gnu.org/licenses/>.

 */

package com.geekorum.aboutoss.sampleapp

import android.content.Intent

import android.os.Bundle

import androidx.activity.ComponentActivity

import androidx.activity.compose.setContent

import androidx.compose.foundation.layout.*

import androidx.compose.material3.*

import androidx.compose.runtime.Composable

import androidx.compose.ui.Modifier

import androidx.compose.ui.unit.dp

import com.geekorum.aboutoss.sampleapp.ui.theme.AboutOssTheme

import com.geekorum.aboutoss.sampleapp.ui.theme.OpenSourceLicenseTheme

import com.geekorum.aboutoss.ui.material3.OpenSourceLicensesActivity

import com.geekorum.aboutoss.ui.material.OpenSourceLicensesActivity as Material2OpenSourceLicensesActivity

class MainActivity : ComponentActivity() {

    override fun onCreate(savedInstanceState: Bundle?) {

        super.onCreate(savedInstanceState)

        setContent {

            AboutOssTheme {

                Sample(

                    onMaterial2Click = {

                        startMaterial2LicenseActivity()

                    },

                    onMaterial3Click = {

                        startMaterial3LicenseActivity()

                    }

                )

            }

        }

    }

    private fun startMaterial2LicenseActivity() {

        val intent = if (BuildConfig.DEBUG) {

            // we launch a custom activity in debug to display some fake licenses

            // see Material2AcPrebuiltLicencesMaterial2Activitytivity for more info

            Intent(this, PrebuiltLicencesMaterial2Activity::class.java)

        } else {

            Intent(this, Material2OpenSourceLicensesActivity::class.java)

        }

        startActivity(intent)

    }

    private fun startMaterial3LicenseActivity() {

        // Don't use default MaterialTheme but supply our own

        OpenSourceLicensesActivity.themeProvider = { content ->

            OpenSourceLicenseTheme(content)

        }

        val intent = if (BuildConfig.DEBUG) {

            // we launch a custom activity in debug to display some fake licenses

            // see PrebuiltLicencesMaterial3Activity for more info

            Intent(this, PrebuiltLicencesMaterial3Activity::class.java)

        } else {

            Intent(this, OpenSourceLicensesActivity::class.java)

        }

        startActivity(intent)

    }

}

@Composable

private fun Sample(

    onMaterial2Click: () -> Unit,

    onMaterial3Click: () -> Unit,

) {

    Surface(

        modifier = Modifier.fillMaxSize(),

        color = MaterialTheme.colorScheme.background

    ) {

        Column(Modifier.fillMaxSize()) {

            LaunchActivitySection(onMaterial2Click, onMaterial3Click)

            CustomViewer(modifier = Modifier.padding(horizontal = 16.dp))

        }

    }

}

@Composable

private fun LaunchActivitySection(

    onMaterial2Click: () -> Unit,

    onMaterial3Click: () -> Unit,

    modifier: Modifier = Modifier

) {

    Column(modifier.padding(16.dp)) {

        Text("This section launch a new activity to display licences information")

        Row(

            horizontalArrangement = Arrangement.SpaceAround, modifier = Modifier

                .fillMaxWidth()

                .padding(32.dp)

        ) {

            Material2Card(onClick = onMaterial2Click)

            Material3Card(onClick = onMaterial3Click)

        }

    }

}

@Composable

@OptIn(ExperimentalMaterial3Api::class)

private fun Material2Card(

    onClick: () -> Unit,

    modifier: Modifier = Modifier

) {

    Card(modifier = modifier, onClick = onClick) {

        Column(Modifier.padding(16.dp)) {

            Text("Material2 UI", style = MaterialTheme.typography.labelLarge)

        }

    }

}

@Composable

@OptIn(ExperimentalMaterial3Api::class)

private fun Material3Card(

    onClick: () -> Unit,

    modifier: Modifier = Modifier

) {

    Card(modifier = modifier, onClick = onClick) {

        Column(Modifier.padding(16.dp)) {

            Text("Material3 UI", style = MaterialTheme.typography.labelLarge)

        }

    }

}

@Composable

fun LauncherActivitySectionPreview() {

    AboutOssTheme {

    }

}