package com.lukouguoji.gjc.viewModel

import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.viewModelScope
import com.lukouguoji.gjc.R
import com.lukouguoji.gjc.dialog.IntExpLoadDeleteDialogModel
import com.lukouguoji.gjc.holder.IntExpLoadViewHolder
import com.lukouguoji.module_base.base.BasePageViewModel
import com.lukouguoji.module_base.bean.GjcCheckInPage
import com.lukouguoji.module_base.bean.GjcDeclareParam
import com.lukouguoji.module_base.bean.GjcExportLoad
import com.lukouguoji.module_base.common.Constant
import com.lukouguoji.module_base.common.ConstantEvent
import com.lukouguoji.module_base.http.net.NetApply
import com.lukouguoji.module_base.impl.FlowBus
import com.lukouguoji.module_base.ktx.commonAdapter
import com.lukouguoji.module_base.ktx.launchCollect
import com.lukouguoji.module_base.ktx.launchLoadingCollect
import com.lukouguoji.module_base.ktx.showToast
import com.lukouguoji.module_base.ktx.toRequestBody
import com.lukouguoji.module_base.model.ScanModel
import dev.utils.app.info.KeyValue
import dev.utils.common.DateUtils
import com.lukouguoji.module_base.ktx.formatDate
import kotlinx.coroutines.launch

/**
 * 国际出港-出港装载 ViewModel
 */
class IntExpLoadViewModel : BasePageViewModel() {

    // ========== 搜索条件 ==========
    val flightDate = MutableLiveData<String>(DateUtils.getCurrentTime().formatDate())        // 航班日期
    val flightNo = MutableLiveData("")          // 航班号
    val waybillNo = MutableLiveData("")         // 运单号

    // ========== 统计信息 ==========
    val totalCount = MutableLiveData("0")       // 合计票数
    val totalPc = MutableLiveData("0")          // 总件数
    val totalWeight = MutableLiveData("0")      // 总重量

    // ========== 全选状态 ==========
    val isAllChecked = MutableLiveData(false)

    init {
        // 监听全选状态,自动更新所有列表项
        isAllChecked.observeForever { checked ->
            val list = pageModel.rv?.commonAdapter()?.items as? List<GjcExportLoad> ?: return@observeForever
            list.forEach { it.checked.set(checked) }
            pageModel.rv?.commonAdapter()?.notifyDataSetChanged()
        }
    }

    // ========== 适配器配置 ==========
    val itemViewHolder = IntExpLoadViewHolder::class.java
    val itemLayoutId = R.layout.item_int_exp_load

    /**
     * 搜索按钮点击
     */
    fun searchClick() {
        refresh()
    }

    /**
     * 全选按钮点击 (切换全选状态)
     */
    fun checkAllClick() {
        val list = pageModel.rv?.commonAdapter()?.items as? List<GjcExportLoad> ?: return

        // 切换全选状态
        val shouldCheckAll = !isAllChecked.value!!
        list.forEach { it.checked.set(shouldCheckAll) }
        isAllChecked.value = shouldCheckAll

        pageModel.rv?.commonAdapter()?.notifyDataSetChanged()
    }

    /**
     * 扫码运单号
     */
    fun scanWaybill() {
        ScanModel.startScan(getTopActivity(), Constant.RequestCode.WAYBILL)
    }

    /**
     * 状态重置 (批量操作)
     */
    fun resetDeclare() {
        val list = pageModel.rv?.commonAdapter()?.items as? List<GjcExportLoad> ?: return
        val selectedItems = list.filter { it.isSelected }

        if (selectedItems.isEmpty()) {
            showToast("请选择要重置的记录")
            return
        }

        val param = GjcDeclareParam(loadList = selectedItems)
        val requestData = param.toRequestBody()

        launchLoadingCollect({ NetApply.api.resetDeclare(requestData) }) {
            onSuccess = {
                showToast("状态重置成功")
                viewModelScope.launch {
                    FlowBus.with<String>(ConstantEvent.EVENT_REFRESH).emit("refresh")
                }
                refresh()
            }
        }
    }

    /**
     * 装载申报 (批量操作)
     */
    fun declareLoad() {
        val list = pageModel.rv?.commonAdapter()?.items as? List<GjcExportLoad> ?: return
        val selectedItems = list.filter { it.isSelected }

        if (selectedItems.isEmpty()) {
            showToast("请选择要申报的记录")
            return
        }

        val param = GjcDeclareParam(loadList = selectedItems)
        val requestData = param.toRequestBody()

        launchLoadingCollect({ NetApply.api.declareLoad(requestData) }) {
            onSuccess = {
                showToast("装载申报成功")
                viewModelScope.launch {
                    FlowBus.with<String>(ConstantEvent.EVENT_REFRESH).emit("refresh")
                }
                refresh()
            }
        }
    }

    /**
     * 删除申报 (批量操作)
     */
    fun deleteLoad() {
        val list = pageModel.rv?.commonAdapter()?.items as? List<GjcExportLoad> ?: return
        val selectedItems = list.filter { it.isSelected }

        if (selectedItems.isEmpty()) {
            showToast("请选择要删除申报的记录")
            return
        }

        // 从接口获取删除原因列表
        launchLoadingCollect({ NetApply.api.getDelReasonList() }) {
            onSuccess = { result ->
                val changeReasonList = result.data?.map { it.toKeyValue() } ?: emptyList()

                // 创建并显示弹框
                val dialog = IntExpLoadDeleteDialogModel(changeReasonList) { dialogModel ->
                    // 弹框确认后的回调
                    val param = GjcDeclareParam(
                        dcode = dialogModel.changeReason.value,
                        dcontactsName = dialogModel.contactName.value,
                        dcontactsTel = dialogModel.contactPhone.value,
                        loadList = selectedItems
                    )

                    val requestData = param.toRequestBody()

                    // 调用删除接口
                    launchLoadingCollect({ NetApply.api.deleteLoadDeclare(requestData) }) {
                        onSuccess = {
                            showToast("删除申报成功")
                            viewModelScope.launch {
                                FlowBus.with<String>(ConstantEvent.EVENT_REFRESH).emit("refresh")
                            }
                            refresh()
                        }
                    }
                }

                dialog.show()
            }
        }
    }

    /**
     * 获取数据 (重写BasePageViewModel)
     */
    override fun getData() {
        // 构建查询参数对象
        val pageParams = GjcCheckInPage(
            fdate = flightDate.value?.ifEmpty { null },
            fno = flightNo.value?.ifEmpty { null },
            wbNo = waybillNo.value?.ifEmpty { null },
            pageNum = pageModel.page,
            pageSize = pageModel.limit
        )

        // 列表参数 (含分页)
        val listParams = pageParams.toRequestBody()

        // 统计参数 (无分页)
        val totalParams = GjcCheckInPage(
            fdate = flightDate.value?.ifEmpty { null },
            fno = flightNo.value?.ifEmpty { null },
            wbNo = waybillNo.value?.ifEmpty { null }
        ).toRequestBody()

        // 获取列表 (带Loading)
        launchLoadingCollect({ NetApply.api.getIntExpLoadList(listParams) }) {
            onSuccess = { pageModel.handleListBean(it) }
        }

        // 获取统计信息 (后台请求,不阻塞列表)
        launchCollect({ NetApply.api.getIntExpLoadTotal(totalParams) }) {
            onSuccess = { result ->
                val data = result.data
                totalCount.value = (data?.wbNumber ?: 0).toString()
                totalPc.value = (data?.totalPc ?: 0).toString()
                totalWeight.value = (data?.totalWeight ?: 0.0).toString()
            }
        }
    }
}
