refactor: bind quota to account instead of token (close #64, #31)

common/constants.go

@@ -50,10 +50,10 @@ var WeChatAccountQRCodeImageURL = ""
 var TurnstileSiteKey = ""
 var TurnstileSecretKey = ""
 
-var QuotaForNewUser = 100
-
+var QuotaForNewUser = 0
 var ChannelDisableThreshold = 5.0
 var AutomaticDisableChannelEnabled = false
+var QuotaRemindThreshold = 1000
 
 var RootUserEmail = ""
 

controller/token.go

@@ -100,7 +100,6 @@ func GetTokenStatus(c *gin.Context) {
 }
 
 func AddToken(c *gin.Context) {
-	isAdmin := c.GetInt("role") >= common.RoleAdminUser
 	token := model.Token{}
 	err := c.ShouldBindJSON(&token)
 	if err != nil {
@@ -118,27 +117,14 @@ func AddToken(c *gin.Context) {
 		return
 	}
 	cleanToken := model.Token{
-		UserId:       c.GetInt("id"),
-		Name:         token.Name,
-		Key:          common.GetUUID(),
-		CreatedTime:  common.GetTimestamp(),
-		AccessedTime: common.GetTimestamp(),
-		ExpiredTime:  token.ExpiredTime,
-	}
-	if isAdmin {
-		cleanToken.RemainQuota = token.RemainQuota
-		cleanToken.UnlimitedQuota = token.UnlimitedQuota
-	} else {
-		userId := c.GetInt("id")
-		quota, err := model.GetUserQuota(userId)
-		if err != nil {
-			c.JSON(http.StatusOK, gin.H{
-				"success": false,
-				"message": err.Error(),
-			})
-			return
-		}
-		cleanToken.RemainQuota = quota
+		UserId:         c.GetInt("id"),
+		Name:           token.Name,
+		Key:            common.GetUUID(),
+		CreatedTime:    common.GetTimestamp(),
+		AccessedTime:   common.GetTimestamp(),
+		ExpiredTime:    token.ExpiredTime,
+		RemainQuota:    token.RemainQuota,
+		UnlimitedQuota: token.UnlimitedQuota,
 	}
 	err = cleanToken.Insert()
 	if err != nil {
@@ -148,10 +134,6 @@ func AddToken(c *gin.Context) {
 		})
 		return
 	}
-	if !isAdmin {
-		// update user quota
-		err = model.DecreaseUserQuota(c.GetInt("id"), cleanToken.RemainQuota)
-	}
 	c.JSON(http.StatusOK, gin.H{
 		"success": true,
 		"message": "",
@@ -240,34 +222,3 @@ func UpdateToken(c *gin.Context) {
 	})
 	return
 }
-
-type topUpRequest struct {
-	Id  int    `json:"id"`
-	Key string `json:"key"`
-}
-
-func TopUp(c *gin.Context) {
-	req := topUpRequest{}
-	err := c.ShouldBindJSON(&req)
-	if err != nil {
-		c.JSON(http.StatusOK, gin.H{
-			"success": false,
-			"message": err.Error(),
-		})
-		return
-	}
-	quota, err := model.Redeem(req.Key, req.Id)
-	if err != nil {
-		c.JSON(http.StatusOK, gin.H{
-			"success": false,
-			"message": err.Error(),
-		})
-		return
-	}
-	c.JSON(http.StatusOK, gin.H{
-		"success": true,
-		"message": "",
-		"data":    quota,
-	})
-	return
-}

controller/user.go

@@ -654,3 +654,34 @@ func EmailBind(c *gin.Context) {
 	})
 	return
 }
+
+type topUpRequest struct {
+	Key string `json:"key"`
+}
+
+func TopUp(c *gin.Context) {
+	req := topUpRequest{}
+	err := c.ShouldBindJSON(&req)
+	if err != nil {
+		c.JSON(http.StatusOK, gin.H{
+			"success": false,
+			"message": err.Error(),
+		})
+		return
+	}
+	id := c.GetInt("id")
+	quota, err := model.Redeem(req.Key, id)
+	if err != nil {
+		c.JSON(http.StatusOK, gin.H{
+			"success": false,
+			"message": err.Error(),
+		})
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{
+		"success": true,
+		"message": "",
+		"data":    quota,
+	})
+	return
+}

model/option.go

@@ -54,6 +54,7 @@ func InitOptionMap() {
 	common.OptionMap["TurnstileSiteKey"] = ""
 	common.OptionMap["TurnstileSecretKey"] = ""
 	common.OptionMap["QuotaForNewUser"] = strconv.Itoa(common.QuotaForNewUser)
+	common.OptionMap["QuotaRemindThreshold"] = strconv.Itoa(common.QuotaRemindThreshold)
 	common.OptionMap["ModelRatio"] = common.ModelRatio2JSONString()
 	common.OptionMap["TopUpLink"] = common.TopUpLink
 	common.OptionMapRWMutex.Unlock()
@@ -156,6 +157,8 @@ func updateOptionMap(key string, value string) (err error) {
 		common.TurnstileSecretKey = value
 	case "QuotaForNewUser":
 		common.QuotaForNewUser, _ = strconv.Atoi(value)
+	case "QuotaRemindThreshold":
+		common.QuotaRemindThreshold, _ = strconv.Atoi(value)
 	case "ModelRatio":
 		err = common.UpdateModelRatioByJSONString(value)
 	case "TopUpLink":

model/redemption.go

@@ -40,12 +40,12 @@ func GetRedemptionById(id int) (*Redemption, error) {
 	return &redemption, err
 }
 
-func Redeem(key string, tokenId int) (quota int, err error) {
+func Redeem(key string, userId int) (quota int, err error) {
 	if key == "" {
 		return 0, errors.New("未提供兑换码")
 	}
-	if tokenId == 0 {
-		return 0, errors.New("未提供 token id")
+	if userId == 0 {
+		return 0, errors.New("无效的 user id")
 	}
 	redemption := &Redemption{}
 	err = DB.Where("`key` = ?", key).First(redemption).Error
@@ -55,7 +55,7 @@ func Redeem(key string, tokenId int) (quota int, err error) {
 	if redemption.Status != common.RedemptionCodeStatusEnabled {
 		return 0, errors.New("该兑换码已被使用")
 	}
-	err = IncreaseTokenQuota(tokenId, redemption.Quota)
+	err = IncreaseUserQuota(userId, redemption.Quota)
 	if err != nil {
 		return 0, err
 	}

model/token.go

@@ -2,6 +2,7 @@ package model
 
 import (
 	"errors"
+	"fmt"
 	_ "gorm.io/driver/sqlite"
 	"gorm.io/gorm"
 	"one-api/common"
@@ -82,6 +83,16 @@ func GetTokenByIds(id int, userId int) (*Token, error) {
 	return &token, err
 }
 
+func GetTokenById(id int) (*Token, error) {
+	if id == 0 {
+		return nil, errors.New("id 为空！")
+	}
+	token := Token{Id: id}
+	var err error = nil
+	err = DB.First(&token, "id = ?", id).Error
+	return &token, err
+}
+
 func (token *Token) Insert() error {
 	var err error
 	err = DB.Create(token).Error
@@ -116,26 +127,53 @@ func DeleteTokenById(id int, userId int) (err error) {
 	if err != nil {
 		return err
 	}
-	quota := token.RemainQuota
-	if quota != 0 {
-		if quota > 0 {
-			err = IncreaseUserQuota(userId, quota)
-		} else {
-			err = DecreaseUserQuota(userId, -quota)
-		}
-	}
-	if err != nil {
-		return err
-	}
 	return token.Delete()
 }
 
-func IncreaseTokenQuota(id int, quota int) (err error) {
-	err = DB.Model(&Token{}).Where("id = ?", id).Update("remain_quota", gorm.Expr("remain_quota + ?", quota)).Error
-	return err
-}
-
-func DecreaseTokenQuota(id int, quota int) (err error) {
-	err = DB.Model(&Token{}).Where("id = ?", id).Update("remain_quota", gorm.Expr("remain_quota - ?", quota)).Error
+func DecreaseTokenQuota(tokenId int, quota int) (err error) {
+	if quota < 0 {
+		return errors.New("quota 不能为负数！")
+	}
+	token, err := GetTokenById(tokenId)
+	if err != nil {
+		return err
+	}
+	if token.RemainQuota < quota {
+		return errors.New("令牌额度不足")
+	}
+	userQuota, err := GetUserQuota(token.UserId)
+	if err != nil {
+		return err
+	}
+	if userQuota < quota {
+		return errors.New("用户额度不足")
+	}
+	quotaTooLow := userQuota >= common.QuotaRemindThreshold && userQuota-quota < common.QuotaRemindThreshold
+	noMoreQuota := userQuota-quota <= 0
+	if quotaTooLow || noMoreQuota {
+		go func() {
+			email, err := GetUserEmail(token.UserId)
+			if err != nil {
+				common.SysError("获取用户邮箱失败：" + err.Error())
+			}
+			prompt := "您的额度即将用尽"
+			if noMoreQuota {
+				prompt = "您的额度已用尽"
+			}
+			if email != "" {
+				topUpLink := fmt.Sprintf("%s/topup", common.ServerAddress)
+				err = common.SendEmail(prompt, email,
+					fmt.Sprintf("%s，剩余额度为 %d，为了不影响您的使用，请及时充值。<br/>充值链接：<a href='%s'>%s</a>", prompt, userQuota-quota, topUpLink, topUpLink))
+				if err != nil {
+					common.SysError("发送邮件失败：" + err.Error())
+				}
+			}
+		}()
+	}
+	err = DB.Model(&Token{}).Where("id = ?", tokenId).Update("remain_quota", gorm.Expr("remain_quota - ?", quota)).Error
+	if err != nil {
+		return err
+	}
+	err = DecreaseUserQuota(token.UserId, quota)
 	return err
 }

model/user.go

@@ -225,12 +225,23 @@ func GetUserQuota(id int) (quota int, err error) {
 	return quota, err
 }
 
+func GetUserEmail(id int) (email string, err error) {
+	err = DB.Model(&User{}).Where("id = ?", id).Select("email").Find(&email).Error
+	return email, err
+}
+
 func IncreaseUserQuota(id int, quota int) (err error) {
+	if quota < 0 {
+		return errors.New("quota 不能为负数！")
+	}
 	err = DB.Model(&User{}).Where("id = ?", id).Update("quota", gorm.Expr("quota + ?", quota)).Error
 	return err
 }
 
 func DecreaseUserQuota(id int, quota int) (err error) {
+	if quota < 0 {
+		return errors.New("quota 不能为负数！")
+	}
 	err = DB.Model(&User{}).Where("id = ?", id).Update("quota", gorm.Expr("quota - ?", quota)).Error
 	return err
 }

router/api-router.go

@@ -37,6 +37,7 @@ func SetApiRouter(router *gin.Engine) {
 				selfRoute.PUT("/self", controller.UpdateSelf)
 				selfRoute.DELETE("/self", controller.DeleteSelf)
 				selfRoute.GET("/token", controller.GenerateAccessToken)
+				selfRoute.POST("/topup", controller.TopUp)
 			}
 
 			adminRoute := userRoute.Group("/")
@@ -74,7 +75,6 @@ func SetApiRouter(router *gin.Engine) {
 		{
 			tokenRoute.GET("/", controller.GetAllTokens)
 			tokenRoute.GET("/search", controller.SearchTokens)
-			tokenRoute.POST("/topup", controller.TopUp)
 			tokenRoute.GET("/:id", controller.GetToken)
 			tokenRoute.POST("/", controller.AddToken)
 			tokenRoute.PUT("/", controller.UpdateToken)

web/src/App.js

@@ -9,7 +9,7 @@ import NotFound from './pages/NotFound';
 import Setting from './pages/Setting';
 import EditUser from './pages/User/EditUser';
 import AddUser from './pages/User/AddUser';
-import { API, showError, showNotice } from './helpers';
+import { API, getLogo, getSystemName, showError, showNotice } from './helpers';
 import PasswordResetForm from './components/PasswordResetForm';
 import GitHubOAuth from './components/GitHubOAuth';
 import PasswordResetConfirm from './components/PasswordResetConfirm';
@@ -21,6 +21,7 @@ import EditToken from './pages/Token/EditToken';
 import EditChannel from './pages/Channel/EditChannel';
 import Redemption from './pages/Redemption';
 import EditRedemption from './pages/Redemption/EditRedemption';
+import TopUp from './pages/TopUp';
 
 const Home = lazy(() => import('./pages/Home'));
 const About = lazy(() => import('./pages/About'));
@@ -62,6 +63,17 @@ function App() {
   useEffect(() => {
     loadUser();
     loadStatus().then();
+    let systemName = getSystemName();
+    if (systemName) {
+      document.title = systemName;
+    }
+    let logo = getLogo();
+    if (logo) {
+      let linkElement = document.querySelector("link[rel~='icon']");
+      if (linkElement) {
+        linkElement.href = logo;
+      }
+    }
   }, []);
 
   return (
@@ -228,6 +240,16 @@ function App() {
           </PrivateRoute>
         }
       />
+      <Route
+        path='/topup'
+        element={
+        <PrivateRoute>
+          <Suspense fallback={<Loading></Loading>}>
+            <TopUp />
+          </Suspense>
+        </PrivateRoute>
+        }
+      />
       <Route
         path='/about'
         element={

web/src/components/Header.js

@@ -30,6 +30,12 @@ const headerButtons = [
     icon: 'dollar sign',
     admin: true,
   },
+  {
+    name: '充值',
+    to: '/topup',
+    icon: 'cart',
+    admin: true,
+  },
   {
     name: '用户',
     to: '/user',

web/src/components/OtherSetting.js

@@ -12,7 +12,6 @@ const OtherSetting = () => {
     Logo: '',
     HomePageContent: '',
   });
-  let originInputs = {};
   let [loading, setLoading] = useState(false);
   const [showUpdateModal, setShowUpdateModal] = useState(false);
   const [updateData, setUpdateData] = useState({
@@ -21,7 +20,7 @@ const OtherSetting = () => {
   });
 
   const getOptions = async () => {
-    const res = await API.get('/api/option');
+    const res = await API.get('/api/option/');
     const { success, message, data } = res.data;
     if (success) {
       let newInputs = {};
@@ -31,7 +30,6 @@ const OtherSetting = () => {
         }
       });
       setInputs(newInputs);
-      originInputs = newInputs;
     } else {
       showError(message);
     }
@@ -43,7 +41,7 @@ const OtherSetting = () => {
 
   const updateOption = async (key, value) => {
     setLoading(true);
-    const res = await API.put('/api/option', {
+    const res = await API.put('/api/option/', {
       key,
       value,
     });

web/src/components/SystemSetting.js

@@ -27,16 +27,17 @@ const SystemSetting = () => {
     TurnstileSecretKey: '',
     RegisterEnabled: '',
     QuotaForNewUser: 0,
+    QuotaRemindThreshold: 0,
     ModelRatio: '',
     TopUpLink: '',
     AutomaticDisableChannelEnabled: '',
     ChannelDisableThreshold: 0,
   });
-  let originInputs = {};
+  const [originInputs, setOriginInputs] = useState({});
   let [loading, setLoading] = useState(false);
 
   const getOptions = async () => {
-    const res = await API.get('/api/option');
+    const res = await API.get('/api/option/');
     const { success, message, data } = res.data;
     if (success) {
       let newInputs = {};
@@ -44,7 +45,7 @@ const SystemSetting = () => {
         newInputs[item.key] = item.value;
       });
       setInputs(newInputs);
-      originInputs = newInputs;
+      setOriginInputs(newInputs);
     } else {
       showError(message);
     }
@@ -70,7 +71,7 @@ const SystemSetting = () => {
       default:
         break;
     }
-    const res = await API.put('/api/option', {
+    const res = await API.put('/api/option/', {
       key,
       value
     });
@@ -96,6 +97,7 @@ const SystemSetting = () => {
       name === 'TurnstileSiteKey' ||
       name === 'TurnstileSecretKey' ||
       name === 'QuotaForNewUser' ||
+      name === 'QuotaRemindThreshold' ||
       name === 'ModelRatio' ||
       name === 'TopUpLink'
     ) {
@@ -114,6 +116,9 @@ const SystemSetting = () => {
     if (originInputs['QuotaForNewUser'] !== inputs.QuotaForNewUser) {
       await updateOption('QuotaForNewUser', inputs.QuotaForNewUser);
     }
+    if (originInputs['QuotaRemindThreshold'] !== inputs.QuotaRemindThreshold) {
+      await updateOption('QuotaRemindThreshold', inputs.QuotaRemindThreshold);
+    }
     if (originInputs['ModelRatio'] !== inputs.ModelRatio) {
       if (!verifyJSON(inputs.ModelRatio)) {
         showError('模型倍率不是合法的 JSON 字符串');
@@ -287,6 +292,16 @@ const SystemSetting = () => {
               type='link'
               placeholder='例如发卡网站的购买链接'
             />
+            <Form.Input
+              label='额度提醒阈值'
+              name='QuotaRemindThreshold'
+              onChange={handleInputChange}
+              autoComplete='new-password'
+              value={inputs.QuotaRemindThreshold}
+              type='number'
+              min='0'
+              placeholder='低于此额度时将发送邮件提醒用户'
+            />
           </Form.Group>
           <Form.Group widths='equal'>
             <Form.TextArea

web/src/components/TokensTable.js

@@ -36,8 +36,6 @@ const TokensTable = () => {
   const [searching, setSearching] = useState(false);
   const [showTopUpModal, setShowTopUpModal] = useState(false);
   const [targetTokenIdx, setTargetTokenIdx] = useState(0);
-  const [redemptionCode, setRedemptionCode] = useState('');
-  const [topUpLink, setTopUpLink] = useState('');
 
   const loadTokens = async (startIdx) => {
     const res = await API.get(`/api/token/?p=${startIdx}`);
@@ -77,13 +75,6 @@ const TokensTable = () => {
       .catch((reason) => {
         showError(reason);
       });
-    let status = localStorage.getItem('status');
-    if (status) {
-      status = JSON.parse(status);
-      if (status.top_up_link) {
-        setTopUpLink(status.top_up_link);
-      }
-    }
   }, []);
 
   const manageToken = async (id, action, idx) => {
@@ -156,28 +147,6 @@ const TokensTable = () => {
     setLoading(false);
   };
 
-  const topUp = async () => {
-    if (redemptionCode === '') {
-      return;
-    }
-    const res = await API.post('/api/token/topup/', {
-      id: tokens[targetTokenIdx].id,
-      key: redemptionCode
-    });
-    const { success, message, data } = res.data;
-    if (success) {
-      showSuccess('充值成功！');
-      let newTokens = [...tokens];
-      let realIdx = (activePage - 1) * ITEMS_PER_PAGE + targetTokenIdx;
-      newTokens[realIdx].remain_quota += data;
-      setTokens(newTokens);
-      setRedemptionCode('');
-      setShowTopUpModal(false);
-    } else {
-      showError(message);
-    }
-  }
-
   return (
     <>
       <Form onSubmit={searchTokens}>
@@ -279,15 +248,6 @@ const TokensTable = () => {
                       >
                         复制
                       </Button>
-                      <Button
-                        size={'small'}
-                        color={'yellow'}
-                        onClick={() => {
-                          setTargetTokenIdx(idx);
-                          setShowTopUpModal(true);
-                        }}>
-                        充值
-                      </Button>
                       <Popup
                         trigger={
                           <Button size='small' negative>
@@ -355,39 +315,6 @@ const TokensTable = () => {
           </Table.Row>
         </Table.Footer>
       </Table>
-
-      <Modal
-        onClose={() => setShowTopUpModal(false)}
-        onOpen={() => setShowTopUpModal(true)}
-        open={showTopUpModal}
-        size={'mini'}
-      >
-        <Modal.Header>通过兑换码为令牌「{tokens[targetTokenIdx]?.name}」充值</Modal.Header>
-        <Modal.Content>
-          <Modal.Description>
-            {/*<Image src={status.wechat_qrcode} fluid />*/}
-            {
-              topUpLink && <p>
-                  <a target='_blank' href={topUpLink}>点击此处获取兑换码</a>
-              </p>
-            }
-            <Form size='large'>
-              <Form.Input
-                fluid
-                placeholder='兑换码'
-                name='redemptionCode'
-                value={redemptionCode}
-                onChange={(e) => {
-                  setRedemptionCode(e.target.value);
-                }}
-              />
-              <Button color='' fluid size='large' onClick={topUp}>
-                充值
-              </Button>
-            </Form>
-          </Modal.Description>
-        </Modal.Content>
-      </Modal>
     </>
   );
 };

web/src/components/UsersTable.js

@@ -182,6 +182,14 @@ const UsersTable = () => {
             >
               邮箱地址
             </Table.HeaderCell>
+            <Table.HeaderCell
+              style={{ cursor: 'pointer' }}
+              onClick={() => {
+                sortUser('quota');
+              }}
+            >
+              剩余额度
+            </Table.HeaderCell>
             <Table.HeaderCell
               style={{ cursor: 'pointer' }}
               onClick={() => {
@@ -215,6 +223,7 @@ const UsersTable = () => {
                   <Table.Cell>{user.username}</Table.Cell>
                   <Table.Cell>{user.display_name}</Table.Cell>
                   <Table.Cell>{user.email ? user.email : '无'}</Table.Cell>
+                  <Table.Cell>{user.quota}</Table.Cell>
                   <Table.Cell>{renderRole(user.role)}</Table.Cell>
                   <Table.Cell>{renderStatus(user.status)}</Table.Cell>
                   <Table.Cell>
@@ -284,7 +293,7 @@ const UsersTable = () => {
 
         <Table.Footer>
           <Table.Row>
-            <Table.HeaderCell colSpan='6'>
+            <Table.HeaderCell colSpan='7'>
               <Button size='small' as={Link} to='/user/add' loading={loading}>
                 添加新的用户
               </Button>

web/src/pages/Token/EditToken.js

@@ -1,7 +1,7 @@
 import React, { useEffect, useState } from 'react';
 import { Button, Form, Header, Segment } from 'semantic-ui-react';
 import { useParams } from 'react-router-dom';
-import { API, isAdmin, showError, showSuccess, timestamp2string } from '../../helpers';
+import { API, showError, showSuccess, timestamp2string } from '../../helpers';
 
 const EditToken = () => {
   const params = useParams();
@@ -14,7 +14,6 @@ const EditToken = () => {
     expired_time: -1,
     unlimited_quota: false
   };
-  const isAdminUser = isAdmin();
   const [inputs, setInputs] = useState(originInputs);
   const { name, remain_quota, expired_time, unlimited_quota } = inputs;
 
@@ -107,25 +106,21 @@ const EditToken = () => {
               required={!isEdit}
             />
           </Form.Field>
-          {
-            isAdminUser && <>
-              <Form.Field>
-                <Form.Input
-                  label='额度'
-                  name='remain_quota'
-                  placeholder={'请输入额度'}
-                  onChange={handleInputChange}
-                  value={remain_quota}
-                  autoComplete='new-password'
-                  type='number'
-                  disabled={unlimited_quota}
-                />
-              </Form.Field>
-              <Button type={'button'} style={{marginBottom: '14px'}} onClick={() => {
-                setUnlimitedQuota();
-              }}>{unlimited_quota ? '取消无限额度' : '设置为无限额度'}</Button>
-            </>
-          }
+          <Form.Field>
+            <Form.Input
+              label='额度'
+              name='remain_quota'
+              placeholder={'请输入额度'}
+              onChange={handleInputChange}
+              value={remain_quota}
+              autoComplete='new-password'
+              type='number'
+              disabled={unlimited_quota}
+            />
+          </Form.Field>
+          <Button type={'button'} style={{ marginBottom: '14px' }} onClick={() => {
+            setUnlimitedQuota();
+          }}>{unlimited_quota ? '取消无限额度' : '设置为无限额度'}</Button>
           <Form.Field>
             <Form.Input
               label='过期时间'

web/src/pages/TopUp/index.js

@@ -0,0 +1,94 @@
+import React, { useEffect, useState } from 'react';
+import { Button, Form, Grid, Header, Segment, Statistic } from 'semantic-ui-react';
+import { API, showError, showSuccess } from '../../helpers';
+
+const TopUp = () => {
+  const [redemptionCode, setRedemptionCode] = useState('');
+  const [topUpLink, setTopUpLink] = useState('');
+  const [userQuota, setUserQuota] = useState(0);
+
+  const topUp = async () => {
+    if (redemptionCode === '') {
+      return;
+    }
+    const res = await API.post('/api/user/topup', {
+      key: redemptionCode
+    });
+    const { success, message, data } = res.data;
+    if (success) {
+      showSuccess('充值成功！');
+      setUserQuota((quota) => {
+        return quota + data;
+      });
+      setRedemptionCode('');
+    } else {
+      showError(message);
+    }
+  };
+
+  const openTopUpLink = () => {
+    if (!topUpLink) {
+      showError('超级管理员未设置充值链接！');
+      return;
+    }
+    window.open(topUpLink, '_blank');
+  };
+
+  const getUserQuota = async ()=>{
+    let res  = await API.get(`/api/user/self`);
+    const {success, message, data} = res.data;
+    if (success) {
+      setUserQuota(data.quota);
+    } else {
+      showError(message);
+    }
+  }
+
+  useEffect(() => {
+    let status = localStorage.getItem('status');
+    if (status) {
+      status = JSON.parse(status);
+      if (status.top_up_link) {
+        setTopUpLink(status.top_up_link);
+      }
+    }
+    getUserQuota().then();
+  }, []);
+
+  return (
+    <Segment>
+      <Header as='h3'>充值额度</Header>
+      <Grid columns={2} stackable>
+        <Grid.Column>
+          <Form>
+            <Form.Input
+              placeholder='兑换码'
+              name='redemptionCode'
+              value={redemptionCode}
+              onChange={(e) => {
+                setRedemptionCode(e.target.value);
+              }}
+            />
+            <Button color='green' onClick={openTopUpLink}>
+              获取兑换码
+            </Button>
+            <Button color='yellow' onClick={topUp}>
+              充值
+            </Button>
+          </Form>
+        </Grid.Column>
+        <Grid.Column>
+          <Statistic.Group widths='one'>
+            <Statistic>
+              <Statistic.Value>{userQuota}</Statistic.Value>
+              <Statistic.Label>剩余额度</Statistic.Label>
+            </Statistic>
+          </Statistic.Group>
+        </Grid.Column>
+      </Grid>
+    </Segment>
+  );
+};
+
+
+export default TopUp;