<template>
    <div>
        <el-drawer v-model="drawerVisible" :destroy-on-close="true" :close-on-click-modal="false" size="30%">
            <template #header>
                <DrawerHeader :header="$t('setting.title')" :back="handleClose" />
            </template>
            <el-form
                ref="formRef"
                label-position="top"
                :model="form"
                :rules="rules"
                @submit.prevent
                v-loading="loading"
            >
                <el-row type="flex" justify="center">
                    <el-col :span="22">
                        <el-form-item :label="$t('setting.title')" prop="panelName">
                            <el-input clearable v-model="form.panelName" />
                        </el-form-item>
                    </el-col>
                </el-row>
            </el-form>
            <template #footer>
                <span class="dialog-footer">
                    <el-button @click="drawerVisible = false">{{ $t('commons.button.cancel') }}</el-button>
                    <el-button :disabled="loading" type="primary" @click="onSavePanelName(formRef)">
                        {{ $t('commons.button.confirm') }}
                    </el-button>
                </span>
            </template>
        </el-drawer>
    </div>
</template>
<script lang="ts" setup>
import { computed, reactive, ref } from 'vue';
import i18n from '@/lang';
import { MsgSuccess } from '@/utils/message';
import { updateSetting } from '@/api/modules/setting';
import { FormInstance } from 'element-plus';
import { GlobalStore } from '@/store';
import DrawerHeader from '@/components/drawer-header/index.vue';
const globalStore = GlobalStore();
const themeConfig = computed(() => globalStore.themeConfig);

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

interface DialogProps {
    panelName: string;
}
const drawerVisible = ref();
const loading = ref();

const form = reactive({
    panelName: '',
});
const rules = reactive({
    panelName: [{ validator: checkPanelName, trigger: 'blur', required: true }],
});

function checkPanelName(rule: any, value: any, callback: any) {
    if (value === '') {
        return callback(new Error(i18n.global.t('setting.titleHelper')));
    }
    const reg = /^[a-zA-Z0-9\u4e00-\u9fa5]{1}[a-zA-Z0-9_ .\u4e00-\u9fa5-]{2,29}$/;
    if (!reg.test(value)) {
        return callback(new Error(i18n.global.t('setting.titleHelper')));
    }
    callback();
}

const formRef = ref<FormInstance>();

const acceptParams = (params: DialogProps): void => {
    form.panelName = params.panelName;
    drawerVisible.value = true;
};

const onSavePanelName = async (formEl: FormInstance | undefined) => {
    if (!formEl) return;
    formEl.validate(async (valid) => {
        if (!valid) return;
        await updateSetting({ key: 'PanelName', value: form.panelName })
            .then(async () => {
                globalStore.setThemeConfig({ ...themeConfig.value, panelName: form.panelName });
                document.title = form.panelName;
                MsgSuccess(i18n.global.t('commons.msg.operationSuccess'));
                loading.value = false;
                drawerVisible.value = false;
                emit('search');
                return;
            })
            .catch(() => {
                loading.value = false;
            });
    });
};

const handleClose = () => {
    drawerVisible.value = false;
};

defineExpose({
    acceptParams,
});
</script>
