<script setup lang="ts">
import { computed, ref, watch } from 'vue';
import { dictStatusOptions } from '@/constants/business';
import { fetchCreateDictData, fetchUpdateDictData } from '@/service/api';
import { useForm, useFormRules } from '@/hooks/common/form';
import BusinessFormDialog from '@/components/custom/business-form-dialog.vue';
import { $t } from '@/locales';

defineOptions({ name: 'DictDataOperateModal' });

interface Props {
  operateType: UI.TableOperateType;
  rowData?: Api.Dict.DictData | null;
  currentType?: Api.Dict.DictType | null;
}

const props = defineProps<Props>();

interface Emits {
  (e: 'submitted'): void;
}

const emit = defineEmits<Emits>();

const visible = defineModel<boolean>('visible', {
  default: false
});

const { formRef, validate, restoreValidation } = useForm();
const { defaultRequiredRule } = useFormRules();

const isEdit = computed(() => props.operateType === 'edit');
const submitting = ref(false);

const title = computed(() => {
  const titleMap: Record<UI.TableOperateType, string> = {
    add: $t('page.system.dict.addData'),
    edit: $t('page.system.dict.editData')
  };

  return titleMap[props.operateType];
});

type Model = Api.Dict.SaveDictDataParams;

const model = ref(createDefaultModel());

const currentTypeName = computed(() => props.currentType?.name ?? '-');
const currentTypeCode = computed(() => props.currentType?.type ?? model.value.dictType ?? '-');

function createDefaultModel(): Model {
  return {
    label: '',
    sign: '',
    value: '',
    dictType: '',
    sort: 0,
    status: 0,
    remark: ''
  };
}

type RuleKey = Extract<keyof Model, 'label' | 'value' | 'sort' | 'status'>;

const rules: Record<RuleKey, App.Global.FormRule> = {
  label: defaultRequiredRule,
  value: defaultRequiredRule,
  sort: defaultRequiredRule,
  status: defaultRequiredRule
};

function handleInitModel() {
  model.value = createDefaultModel();

  // 新增字典数据时默认继承左侧当前选中的字典类型。
  const currentDictType = props.currentType?.type ?? '';
  model.value.dictType = currentDictType;

  if (isEdit.value && props.rowData) {
    // 编辑时直接使用表格行数据回填，保持弹框打开速度。
    Object.assign(model.value, {
      label: props.rowData.label,
      sign: props.rowData.sign ?? '',
      value: props.rowData.value,
      dictType: props.rowData.dictType,
      sort: props.rowData.sort,
      status: props.rowData.status,
      remark: props.rowData.remark ?? ''
    });
  }
}

function closeModal() {
  visible.value = false;
}

async function handleSubmit() {
  await validate();

  // 右侧数据必须依附左侧字典类型，没有选中类型时不允许提交。
  const dictType = model.value.dictType || props.currentType?.type;

  if (!dictType) {
    window.$message?.warning($t('page.system.dict.emptyType'));
    return;
  }

  submitting.value = true;

  const params: Api.Dict.SaveDictDataParams = {
    ...model.value,
    dictType
  };

  const request =
    isEdit.value && props.rowData
      ? fetchUpdateDictData({ id: props.rowData.id, ...params })
      : fetchCreateDictData(params);

  const { error } = await request;

  submitting.value = false;

  if (error) {
    return;
  }

  window.$message?.success($t(isEdit.value ? 'common.updateSuccess' : 'common.addSuccess'));

  closeModal();
  emit('submitted');
}

watch(visible, value => {
  if (value) {
    handleInitModel();
    restoreValidation();
  }
});
</script>

<template>
  <BusinessFormDialog
    v-model="visible"
    :title="title"
    preset="md"
    :confirm-loading="submitting"
    :scrollbar="false"
    @confirm="handleSubmit"
  >
    <ElForm ref="formRef" :model="model" :rules="rules" label-position="top">
      <ElRow :gutter="16">
        <ElCol :span="12">
          <ElFormItem :label="$t('page.system.dict.currentType')">
            <ElInput :model-value="currentTypeName" disabled />
          </ElFormItem>
        </ElCol>
        <ElCol :span="12">
          <ElFormItem :label="$t('page.system.dict.dictCode')">
            <ElInput :model-value="currentTypeCode" disabled />
          </ElFormItem>
        </ElCol>
        <ElCol :span="12">
          <ElFormItem :label="$t('page.system.dict.dictLabel')" prop="label">
            <ElInput v-model="model.label" :placeholder="$t('page.system.dict.form.dictLabel')" />
          </ElFormItem>
        </ElCol>
        <ElCol :span="12">
          <ElFormItem :label="$t('page.system.dict.dictValue')" prop="value">
            <ElInput v-model="model.value" :placeholder="$t('page.system.dict.form.dictValue')" />
          </ElFormItem>
        </ElCol>
        <ElCol :span="12">
          <ElFormItem label="标志" prop="sign">
            <ElInput v-model="model.sign" placeholder="请输入标志" />
          </ElFormItem>
        </ElCol>
        <ElCol :span="12">
          <ElFormItem :label="$t('page.system.dict.sort')" prop="sort">
            <ElInputNumber
              v-model="model.sort"
              class="w-full"
              :min="0"
              :placeholder="$t('page.system.dict.form.sort')"
            />
          </ElFormItem>
        </ElCol>
        <ElCol :span="12">
          <ElFormItem :label="$t('page.system.dict.dictStatus')" prop="status">
            <ElRadioGroup v-model="model.status" class="business-form-radio-group">
              <ElRadio v-for="{ label, value } in dictStatusOptions" :key="value" :value="value" :label="$t(label)" />
            </ElRadioGroup>
          </ElFormItem>
        </ElCol>
        <ElCol :span="24">
          <ElFormItem :label="$t('page.system.dict.remark')" prop="remark">
            <ElInput
              v-model="model.remark"
              type="textarea"
              :rows="4"
              :placeholder="$t('page.system.dict.form.remark')"
            />
          </ElFormItem>
        </ElCol>
      </ElRow>
    </ElForm>
  </BusinessFormDialog>
</template>

<style scoped></style>
