feat: add Oauth2 Login (#420)

frontend/src/views/user/UserOauth2Callback.vue

@@ -0,0 +1,65 @@
+<script setup>
+import { ref, onMounted } from 'vue';
+import { useI18n } from 'vue-i18n'
+import { useRoute, useRouter } from 'vue-router';
+
+import { useGlobalState } from '../../store'
+import { api } from '../../api';
+
+const {
+    userJwt, userOauth2SessionState, userOauth2SessionClientID
+} = useGlobalState()
+
+const message = useMessage();
+const route = useRoute()
+const router = useRouter()
+const errorInfo = ref('')
+const { t } = useI18n({
+    messages: {
+        en: {
+            logging: 'Logging in...',
+            stateNotMatch: 'state not match',
+        },
+        zh: {
+            logging: '登录中...',
+            stateNotMatch: 'state 不匹配',
+        }
+    }
+});
+
+onMounted(async () => {
+    const state = route.query.state;
+    if (state != userOauth2SessionState.value) {
+        console.error('state not match');
+        message.error(t('stateNotMatch'));
+        return;
+    }
+    const code = route.query.code;
+    if (!code) {
+        console.error('code not found');
+        message.error('code not found');
+        return;
+    }
+    try {
+        const res = await api.fetch(`/user_api/oauth2/callback`, {
+            method: 'POST',
+            body: JSON.stringify({
+                code: code,
+                clientID: userOauth2SessionClientID.value
+            })
+        });
+        userJwt.value = res.jwt;
+        router.push('/user');
+    } catch (error) {
+        console.error(error);
+        message.error(error.message || 'error');
+    }
+});
+</script>
+
+<template>
+    <n-card :bordered="false" embedded>
+        <n-result status="info" :title="t('logging')" :description="errorInfo">
+        </n-result>
+    </n-card>
+</template>