csamsclient/foreground/src/main/java/com/gyf/csams/activity/model/ActivityDetailViewModel.kt

package com.gyf.csams.activity.model

import android.app.Application
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import com.gyf.csams.uikit.AbstractComment
import com.gyf.csams.uikit.ActivityDetailMenu
import com.gyf.csams.uikit.TopMenuInterface
import com.gyf.lib.model.ScrollViewModel
import com.gyf.lib.uikit.ValidStringForm
import com.gyf.lib.util.*
import kotlinx.coroutines.launch

/**
 * 活动详情菜单通用状态
 *
 */
class ActivityDetailViewModel : ViewModel(), TopMenuInterface<ActivityDetailMenu> {
    override val _currentMenu: MutableLiveData<ActivityDetailMenu> = MutableLiveData()
    override val currentMenu: LiveData<ActivityDetailMenu> = _currentMenu
}


/**
 * 活动信息
 *
 */
class ActivityInfoViewModel : ViewModel() {
    private val _activityDetailVo = MutableLiveData<ActivityDetailVo>()
    val activityDetailVo: LiveData<ActivityDetailVo> = _activityDetailVo

    val like = "点赞"
    val collect = "收藏"

    init {
        loadInfo()
    }

    /**
     * TODO 点赞
     *
     * @param callback
     */
    fun like(callback: (message: String) -> Unit) {
        callback(NOT_IMPL_TIP)
    }

    /**
     * TODO 收藏
     *
     * @param callback
     */
    fun collect(callback: (message: String) -> Unit) {
        callback(NOT_IMPL_TIP)
    }

    private fun loadInfo() {
        viewModelScope.launch {
            _activityDetailVo.value = ActivityDetailVo(
                activityName = randomChinese(4),
                associationName = randomChinese(4),
                activityTime = randomDateTime(),
                activityLocation = randomChinese(3),
                activityDesc = randomChinese(500)
            )
        }

    }

}


/**
 * 活动相册数据状态管理
 *
 */
class ActivityPhotoViewModel(application: Application) :
    ScrollViewModel<ActivityPhotoVo>(application) {
    override val initSize: Int = 10

    init {
        load()
    }

    fun upload(callback: (message: String) -> Unit) {
        callback(NOT_IMPL_TIP)
    }

    /**
     *
     *
     */
    fun load() {
        TODO("加载相册")
    }


    /**
     *
     *
     * @param callback
     */
    fun loadMore(callback: (message: String) -> Unit) {
        TODO("加载更多相册")
    }
}


class ActivityMemberViewModel(application: Application) :
    ScrollViewModel<UserInfoVo>(application) {

    /**
     *
     *
     */
    fun load() {
        TODO("加载活动成员")
    }
}

class BBSCommentModel : AbstractComment() {
    override val newContent = ValidStringForm(formDesc = "评论内容", textLength = 80)

    /**
     * TODO 发送评论
     *
     * @param callback
     */
    override fun send(callback: (message: String) -> Unit) {
        callback(NOT_IMPL_TIP)
    }
}

/**
 * 交流区数据状态管理
 *
 */
class BBSViewModel(application: Application) : ScrollViewModel<BBSVo>(application) {
    override val initSize: Int = 10

    val title = "发送评论"

    /**
     *
     */
    fun load() {
        TODO("加载评论")
    }
}