<script lang="ts" setup>
import { useRenderIcon } from '@/components/CommonIcon/src/hooks';
import User from '@iconify-icons/ri/user-3-fill';
import Lock from '@iconify-icons/ri/lock-fill';
import { onBeforeUnmount, onMounted, reactive, ref } from 'vue';
import { useRouter } from 'vue-router';
import { useI18n } from 'vue-i18n';
import { useUserStore } from '@/store/system/user';
import { message } from '@/utils/message';
import { getTopMenu, initRouter } from '@/router/utils';
import Motion from './utils';
import { ElMessage, FormInstance } from 'element-plus';
import { currentPage, formRules } from '@/views/login/utils';

const router = useRouter();
const userStore = useUserStore();
const ruleFormRef = ref<FormInstance>();
const loading = ref(false);
const { t } = useI18n();

const ruleForm = reactive({
	username: 'bunny',
	password: 'admin123',
	type: currentPage.value,
});

/**
 * 登录
 * @param formEl
 */
const onLogin = async (formEl: FormInstance | undefined) => {
	if (!formEl) return;
	await formEl.validate(async valid => {
		if (valid) {
			loading.value = true;
			const result = await userStore.loginByUsername(ruleForm);

			if (result) {
				// 获取后端路由
				await initRouter();
				router.push(getTopMenu(true).path).then(() => {
					ElMessage.closeAll();
					message(t('login.loginSuccess'), { type: 'success' });
				});
			}

			loading.value = false;
		}
	});
};

/** 使用公共函数，避免`removeEventListener`失效 */
function onkeypress({ code }: KeyboardEvent) {
	if (['Enter', 'NumpadEnter'].includes(code)) {
		onLogin(ruleFormRef.value);
	}
}

onMounted(() => {
	window.document.addEventListener('keypress', onkeypress);
});

onBeforeUnmount(() => {
	window.document.removeEventListener('keypress', onkeypress);
});
</script>

<template>
	<el-form ref="ruleFormRef" :model="ruleForm" :rules="formRules" size="large">
		<Motion>
			<el-form-item prop="username">
				<el-input v-model="ruleForm.username" :placeholder="t('login.username')" :prefix-icon="useRenderIcon(User)" clearable />
			</el-form-item>
		</Motion>

		<Motion :delay="150">
			<el-form-item prop="password">
				<el-input v-model="ruleForm.password" :placeholder="t('login.password')" :prefix-icon="useRenderIcon(Lock)" clearable show-password />
				<el-checkbox v-model="userStore.isRemembered">
					<el-text size="small" type="primary">{{ userStore.readMeDay }}天免登录(邮箱验证码随便输入,后端校验验证码已注释) </el-text>
				</el-checkbox>
			</el-form-item>
		</Motion>

		<Motion :delay="150">
			<el-form-item>
				<el-button :loading="loading" class="w-full" size="default" type="primary" @click="onLogin(ruleFormRef)">
					{{ t('login.login') }}
				</el-button>
			</el-form-item>
		</Motion>

		<!-- 邮箱登录 -->
		<Motion :delay="300">
			<el-form-item>
				<el-button class="w-full" size="default" @click="currentPage = 'email'"> 邮箱登录</el-button>
			</el-form-item>
		</Motion>
	</el-form>
</template>
