csamsclient/lib/src/main/java/com/gyf/lib/uikit/MainFrame.kt

package com.gyf.lib.uikit

import androidx.compose.foundation.layout.*
import androidx.compose.material.*
import androidx.compose.runtime.Composable
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.res.painterResource
import androidx.navigation.NavHostController

import androidx.navigation.compose.rememberNavController
import com.gyf.lib.uikit.theme.CSAMSTheme


interface MenuEnum {
    val name: String
}

interface BottomBarMenu : MenuEnum {
    val selectedIcon: Int
    val unSelectedIcon: Int
    fun allMenu(): Array<out BottomBarMenu>
}


/**
 * 导航界面框架
 *
 * @param background 背景
 * @param mainMenu 菜单
 * @param nav 导航
 * @param body 内容
 */
@Composable
fun <T : BottomBarMenu> MainColumnFrame(
    background: @Composable () -> Unit,
    mainMenu: T,
    nav: NavHostController,
    body: @Composable ColumnScope.() -> Unit
) {
    Box(modifier = Modifier.fillMaxSize()) {
        background()
        Column {
            Column(modifier = Modifier.weight(0.9F), content = body)
            MainBottomAppBar(
                menu = mainMenu,
                nav = nav
            )
        }
    }
}


/**
 * 界面框架
 *
 * @param background
 * @param body
 */
@Composable
fun MainColumnFrame(
    background: @Composable () -> Unit,
    body: @Composable ColumnScope.() -> Unit
) {
    Box(modifier = Modifier.fillMaxSize()) {
        background()
        Column(content = body)
    }
}

/**
 * 界面框架
 *
 * @param background
 * @param body
 */
@Composable
fun MainBoxFrame(
    contentAlignment: Alignment = Alignment.TopStart,
    background: @Composable () -> Unit,
    body: @Composable BoxScope.() -> Unit
) {
    Box(
        modifier = Modifier.fillMaxSize(),
        contentAlignment = contentAlignment
    ) {
        background()
        body()
    }
}

/**
 * 底部菜单按钮
 *
 * @param _menu
 * @param menu
 * @param modifier
 * @param onClick
 */
@Composable
fun <T : BottomBarMenu> MenuIconButton(
    _menu: T,
    menu: T,
    modifier: Modifier = Modifier,
    onClick: () -> Unit
) {
    Row(
        modifier = modifier, horizontalArrangement = Arrangement.Center
    ) {
        IconButton(onClick = onClick) {
            Icon(
                painter = painterResource(id = if (_menu == menu) menu.selectedIcon else menu.unSelectedIcon),
                contentDescription = null
            )
        }
    }
}

/**
 * 主界面底部菜单
 *
 * @param menu
 * @param nav
 * @param modifier
 */
@Composable
fun <T : BottomBarMenu> MainBottomAppBar(
    menu: T,
    nav: NavHostController,
    modifier: Modifier = Modifier
) {
    BottomAppBar(backgroundColor = MaterialTheme.colors.background, modifier = modifier) {
        Row(Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.SpaceBetween) {
            menu.allMenu().forEach {
                MenuIconButton(_menu = menu, menu = it,
                    onClick = { nav.navigate(it.name) })
            }
        }
    }

}

/**
 *
 *
 * @param content
 */
@Composable
fun BodyS(content: @Composable () -> Unit) {
    CSAMSTheme {
        Surface(color = MaterialTheme.colors.background) {
            val scaffoldState = rememberScaffoldState()

            Scaffold(scaffoldState = scaffoldState) {
                content()
                ShowSnackbar(scaffoldState = scaffoldState)
            }
        }
    }
}

/**
 * 带底部导航的界面框架
 *
 * @param content
 */
@Composable
fun Body(content: @Composable (nav: NavHostController) -> Unit) {
    CSAMSTheme {
        Surface(color = MaterialTheme.colors.background) {
            val navController = rememberNavController()
            val scaffoldState = rememberScaffoldState()

            Scaffold(scaffoldState = scaffoldState) {
                content(nav = navController)
                ShowSnackbar(scaffoldState = scaffoldState)
            }
        }
    }
}

@Composable
fun TestBody(content: @Composable (nav: NavHostController, scaffoldState: ScaffoldState) -> Unit) {
    CSAMSTheme {
        Surface(color = MaterialTheme.colors.background) {
            val navController = rememberNavController()
            val scaffoldState = rememberScaffoldState()

            Scaffold(scaffoldState = scaffoldState) {
                content(nav = navController, scaffoldState = scaffoldState)
            }
        }
    }
}