refactor(projects): 单独路由逻辑重构、路由转换函数优化

src/views/system/exception/components/ExceptionBase.vue

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+<template>
+  <div class="flex-col-center wh-full">
+    <div class="w-400px h-400px text-primary">
+      <component :is="active" />
+    </div>
+    <router-link :to="{ name: routeHomePath }">
+      <n-button type="primary">回到首页</n-button>
+    </router-link>
+  </div>
+</template>
+
+<script lang="ts" setup>
+import { computed } from 'vue';
+import type { Component } from 'vue';
+import { NButton } from 'naive-ui';
+import { SvgNoPermission, SvgNotFound, SvgServiceError } from '@/components';
+import { routeName } from '@/router';
+
+type ExceptionType = '403' | '404' | '500';
+
+interface Props {
+  /** 异常类型 403 404 500 */
+  type: ExceptionType;
+}
+
+type ExceptionComponent = {
+  [key in ExceptionType]: Component;
+};
+
+const props = defineProps<Props>();
+
+const routeHomePath = routeName('root');
+
+const exceptions: ExceptionComponent = {
+  '403': SvgNoPermission,
+  '404': SvgNotFound,
+  '500': SvgServiceError
+};
+
+const active = computed(() => exceptions[props.type]);
+</script>
+<style scoped></style>

src/views/system/exception/components/index.ts

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+import ExceptionBase from './ExceptionBase.vue';
+
+export { ExceptionBase };