<template>
  <el-dialog :title="$t('views.role.member.add')" v-model="dialogVisible"
             :close-on-click-modal="false"
             :close-on-press-escape="false" :destroy-on-close="true">
    <el-form label-position="top" ref="formRef" :rules="rules" :model="form"
             require-asterisk-position="right">
      <el-form-item :label="$t('views.chatUser.group.usernameOrName')" prop="user">
        <el-select v-model="form.user" multiple filterable
                   :placeholder="$t('common.selectPlaceholder')"
                   :loading="optionLoading"
                   :filter-method="filterUser"
        >
          <el-option v-for="item in chatUserList" :key="item.id" :label="item.nick_name"
                     :value="item.id">
          </el-option>
        </el-select>
      </el-form-item>
    </el-form>
    <template #footer>
      <span class="dialog-footer">
        <el-button @click.prevent="dialogVisible = false"> {{ $t('common.cancel') }} </el-button>
        <el-button type="primary" @click="submit(formRef)" :loading="loading">
          {{ $t('common.add') }}
        </el-button>
      </span>
    </template>
  </el-dialog>
</template>

<script setup lang="ts">
import {ref, reactive, onBeforeMount} from 'vue'
import type {FormInstance} from 'element-plus'
import {MsgSuccess} from '@/utils/message'
import {t} from '@/locales'
import SystemGroupApi from '@/api/system/user-group'
import userManageApi from '@/api/system/chat-user'
import type {ChatUserItem} from '@/api/type/systemChatUser'
import {loadPermissionApi} from "@/utils/dynamics-api/permission-api.ts";

const emit = defineEmits<{
  (e: 'refresh'): void;
}>();

const dialogVisible = ref<boolean>(false)
const defaultForm = {
  user: []
}
const form = ref<{ user: string[] }>({
  ...defaultForm,
})

const optionLoading = ref(false)
const chatUserList = ref<ChatUserItem[]>([])
const originalChatUserList = ref<ChatUserItem[]>([]);
async function getChatUserList() {
  try {
    const res = await loadPermissionApi('chatUser').getChatUserList(optionLoading)
    originalChatUserList.value = res.data;
    chatUserList.value = [...res.data];
  } catch (e) {
    console.error(e)
  }
}

const filterUser = (query: string) => {
  if (!query) {
    chatUserList.value = originalChatUserList.value;
    return;
  }

  const q = query.toLowerCase();
  chatUserList.value = originalChatUserList.value.filter(
    (item) => item.nick_name?.toLowerCase().includes(q) || item.username?.toLowerCase().includes(q)
  );
};

onBeforeMount(() => {
  getChatUserList()
})

const groupId = ref('');

function open(id: string) {
  form.value = {...defaultForm}
  groupId.value = id
  dialogVisible.value = true
}

const formRef = ref<FormInstance>();

const rules = reactive({
  user: [{required: true, message: t('common.selectPlaceholder'), trigger: 'blur'}],
})

const loading = ref<boolean>(false)
const submit = async (formEl: FormInstance | undefined) => {
  if (!formEl) return
  await formEl.validate((valid) => {
    if (valid) {
      loadPermissionApi('userGroup').postAddMember(groupId.value, {"user_ids": form.value.user}, loading).then(() => {
        MsgSuccess(t('common.addSuccess'))
        emit('refresh')
        dialogVisible.value = false
      })
    }
  })
}

defineExpose({open})
</script>
