update payment and order

2025-05-19 13:00:14 +09:00 · 2023-08-30 16:48:22 +08:00 · 2023-08-30 16:48:22 +08:00 · dc1469941a
commit dc1469941a
parent 2b2005b7d6
28 changed files with 1137 additions and 59 deletions
--- a/api/anonymous.go
+++ b/api/anonymous.go
@ -35,7 +35,7 @@ func GetChatGPTResponse(message []types.ChatGPTMessage, token int) (string, erro
 	}

 	if res.(map[string]interface{})["choices"] == nil {
-		return "empty", nil
+		return res.(map[string]interface{})["error"].(map[string]interface{})["message"].(string), nil
 	}
 	data := res.(map[string]interface{})["choices"].([]interface{})[0].(map[string]interface{})["message"].(map[string]interface{})["content"]
 	return data.(string), nil
--- a/api/chat.go
+++ b/api/chat.go
@ -24,12 +24,21 @@ func SendSegmentMessage(conn *websocket.Conn, message types.ChatGPTSegmentRespon
 	_ = conn.WriteMessage(websocket.TextMessage, []byte(utils.ToJson(message)))
 }

-func TextChat(conn *websocket.Conn, instance *conversation.Conversation) string {
+func TextChat(db *sql.DB, user *auth.User, conn *websocket.Conn, instance *conversation.Conversation) string {
 	keyword, segment := ChatWithWeb(conversation.CopyMessage(instance.GetMessageSegment(12)), true)
 	SendSegmentMessage(conn, types.ChatGPTSegmentResponse{Keyword: keyword, End: false})

 	msg := ""
-	StreamRequest("gpt-3.5-turbo-16k-0613", segment, 2000, func(resp string) {
+
+	if instance.IsEnableGPT4() && !auth.ReduceGPT4(db, user) {
+		SendSegmentMessage(conn, types.ChatGPTSegmentResponse{
+			Message: "You have run out of GPT-4 usage. Please buy more.",
+			End:     true,
+		})
+		return "You have run out of GPT-4 usage. Please buy more."
+	}
+
+	StreamRequest(instance.IsEnableGPT4(), segment, 2000, func(resp string) {
 		msg += resp
 		SendSegmentMessage(conn, types.ChatGPTSegmentResponse{
 			Message: resp,
@ -38,6 +47,9 @@ func TextChat(conn *websocket.Conn, instance *conversation.Conversation) string
 	})
 	if msg == "" {
 		msg = "There was something wrong... Please try again later."
+		if instance.IsEnableGPT4() {
+			auth.IncreaseGPT4(db, user, 1)
+		}
 		SendSegmentMessage(conn, types.ChatGPTSegmentResponse{
 			Message: msg,
 			End:     false,
@ -150,7 +162,7 @@ func ChatAPI(c *gin.Context) {
 				cache := c.MustGet("cache").(*redis.Client)
 				msg = ImageChat(conn, instance, user, db, cache)
 			} else {
-				msg = TextChat(conn, instance)
+				msg = TextChat(db, user, conn, instance)
 			}
 			instance.SaveResponse(db, msg)
 		}
--- a/api/image.go
+++ b/api/image.go
@ -61,7 +61,10 @@ func GetImageWithUserLimit(user *auth.User, prompt string, db *sql.DB, cache *re
 	}

 	if res == "5" {
-		return "", fmt.Errorf("you have reached your limit of 5 images per day")
+		if auth.ReduceDalle(db, user) {
+			return GetImageWithCache(context.Background(), prompt, cache)
+		}
+		return "", fmt.Errorf("you have reached your limit of 5 free images per day, please buy more dalle usage or wait until tomorrow")
 	} else {
 		cache.Set(context.Background(), GetLimitFormat(user.GetID(db)), fmt.Sprintf("%d", utils.ToInt(res)+1), time.Hour*24)
 		return GetImageWithCache(context.Background(), prompt, cache)
--- a/api/stream.go
+++ b/api/stream.go
@ -5,6 +5,7 @@ import (
 	"chat/utils"
 	"crypto/tls"
 	"encoding/json"
+	"fmt"
 	"github.com/spf13/viper"
 	"io"
 	"log"
@ -50,26 +51,28 @@ func processLine(buf []byte) []string {
 	return resp
 }

-func StreamRequest(model string, messages []types.ChatGPTMessage, token int, callback func(string)) {
+func NativeStreamRequest(model string, endpoint string, apikeys string, messages []types.ChatGPTMessage, token int, callback func(string)) {
 	http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true}

 	client := &http.Client{}
-	req, err := http.NewRequest("POST", viper.GetString("openai.user_endpoint")+"/chat/completions", utils.ConvertBody(types.ChatGPTRequest{
+	req, err := http.NewRequest("POST", endpoint+"/chat/completions", utils.ConvertBody(types.ChatGPTRequest{
 		Model:    model,
 		Messages: messages,
 		MaxToken: token,
 		Stream:   true,
 	}))
 	if err != nil {
+		fmt.Println(err)
 		return
 	}

 	req.Header.Set("Content-Type", "application/json")
-	req.Header.Set("Authorization", "Bearer "+GetRandomKey(viper.GetString("openai.user")))
+	req.Header.Set("Authorization", "Bearer "+GetRandomKey(apikeys))

 	res, err := client.Do(req)
 	if err != nil {
-		log.Fatal(err)
+		fmt.Println(err)
+		return
 	}
 	defer res.Body.Close()

@ -89,3 +92,11 @@ func StreamRequest(model string, messages []types.ChatGPTMessage, token int, cal
 		}
 	}
 }
+
+func StreamRequest(enableGPT4 bool, messages []types.ChatGPTMessage, token int, callback func(string)) {
+	if enableGPT4 {
+		NativeStreamRequest("gpt-4", viper.GetString("openai.gpt4_endpoint"), viper.GetString("openai.gpt4"), messages, token, callback)
+	} else {
+		NativeStreamRequest("gpt-3.5-turbo-16k-0613", viper.GetString("openai.user_endpoint"), viper.GetString("openai.user"), messages, token, callback)
+	}
+}
--- a/app/router/index.ts
+++ b/app/router/index.ts
@ -19,6 +19,13 @@ const router = createRouter({  //@ts-ignore
      meta: {
        title: "Login | Chat Nio",
      }
+    }, {
+      path: "/settings",
+      name: "settings",
+      component: () => import("../src/views/SettingsView.vue"),
+      meta: {
+        title: "Settings | Chat Nio",
+      }
    }
  ],
 });
--- a/app/src/App.vue
+++ b/app/src/App.vue
@ -11,12 +11,13 @@ import Delete from "./components/icons/delete.vue";
 import { deleteConversation } from "./assets/script/api";
 import {ref} from "vue";
 import Close from "./components/icons/close.vue";
+import Notification from "./components/Notification.vue";

 const current = manager.getCurrent();
 const sidebar = ref(false), padding = ref(false);

 function goto() {
-  window.location.href = "https://deeptrain.net/login?app=chatnio";
+  window.location.href = "https://deeptrain.lightxi.com/login?app=chatnio";
 }

 function toggle(n: boolean) {
@ -37,6 +38,7 @@ function toggleConversation(id: number) {
 </script>

 <template>
+  <Notification />
  <div class="sidebar conversation-container mobile" v-if="mobile" :class="{'active': sidebar, 'padding': padding}">
    <div class="operation-wrapper" v-if="mobile">
      <div class="grow" />
@ -88,10 +90,10 @@ function toggleConversation(id: number) {
        </div>
      </div>
      <div class="grow" />
-      <div class="user" v-if="auth">
+      <router-link to="/settings" class="user" v-if="auth">
        <img class="avatar" :src="'https://api.deeptrain.net/avatar/' + username" alt="" @click="setSidebar(true)">
        <span class="username">{{ username }}</span>
-      </div>
+      </router-link>
      <div class="login" v-else>
        <button @click="goto">
          <login />
@ -105,7 +107,7 @@ function toggleConversation(id: number) {
  </div>
  <div class="copyright">
    <a href="https://github.com/zmh-program/chatnio" target="_blank"><github /> chatnio</a>
-    <a href="https://deeptrain.net" target="_blank">© 2023 Deeptrain Team</a>
+    <a href="https://deeptrain.lightxi.com" target="_blank">© 2023 Deeptrain Team</a>
  </div>
 </template>

--- a/app/src/assets/script/conversation.ts
+++ b/app/src/assets/script/conversation.ts
@ -4,6 +4,9 @@ import axios from "axios";
 import { auth, token } from "./auth";
 import { ws_api } from "./conf";
 import { gpt4 } from "./shared";
+import {notify} from "./notify";
+
+var state = true;

 export type Message = {
  content: string;
@ -37,6 +40,10 @@ export class Connection {
    this.state = false;
    this.connection.onopen = () => {
      this.state = true;
+      if (!state) {
+        notify("服务器连接已恢复", 1000);
+        state = true;
+      }
      this.send({
        token: token.value,
        id: this.id,
@ -44,6 +51,10 @@ export class Connection {
    }
    this.connection.onclose = () => {
      this.state = false;
+      if (state) {
+        notify("服务器连接已断开，正在尝试重连中...", 3000);
+        state = false;
+      }
      setTimeout(() => {
        this.init();
      }, 3000);
@ -130,6 +141,7 @@ export class Conversation {
    })
    const status = this.connection?.send({
      message: content,
+      gpt4: gpt4.value,
    });
    if (status) {
      this.addDynamicMessageFromAI(message, keyword, end);
--- a/app/src/assets/script/notify.ts
+++ b/app/src/assets/script/notify.ts
@ -0,0 +1,26 @@
+import {ref} from "vue";
+
+type Notification = {
+  content: string;
+  expire: number;
+  leave?: boolean;
+}
+
+export const notifications = ref<Notification[]>([]);
+
+export function notify(content: string, expire: number = 5000): void {
+  if (!notifications.value) notifications.value = [];
+  notifications.value.push({content, expire: (new Date()).getTime() + expire});
+}
+
+setInterval(() => {
+  if (!notifications.value) return;
+  const now = (new Date()).getTime();
+  // leave animation: 0.5s
+  notifications.value = notifications.value.filter((notification) => {
+    if (notification.expire < now) {
+      notification.leave = true;
+    }
+    return notification.expire > now - 500;
+  });
+}, 800);
--- a/app/src/components/Notification.vue
+++ b/app/src/components/Notification.vue
@ -0,0 +1,85 @@
+<script setup lang="ts">
+import { notifications } from "../assets/script/notify";
+</script>
+
+<template>
+  <div class="notification-wrapper">
+    <div class="notification" v-for="(notification, index) in notifications" :key="index" :class="{'leave': notification.leave}">
+      <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" class="icon">
+        <path d="M12 2C6.486 2 2 6.486 2 12s4.486 10 10 10 10-4.486 10-10S17.514 2 12 2zm0 18c-4.411 0-8-3.589-8-8s3.589-8 8-8 8 3.589 8 8-3.589 8-8 8z"></path><path d="M11 11h2v6h-2zm0-4h2v2h-2z"></path>
+      </svg>
+      <div class="content">{{ notification.content }}</div>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.notification-wrapper {
+  position: fixed;
+  top: 0;
+  width: 100%;
+  height: max-content;
+  pointer-events: none;
+  z-index: 64;
+  align-items: center;
+  justify-content: center;
+}
+
+.notification {
+  display: flex;
+  flex-direction: row;
+  align-items: center;
+  vertical-align: center;
+  justify-content: center;
+  margin: 12px auto;
+  width: max-content;
+  min-width: 160px;
+  text-align: center;
+  height: min-content;
+  padding: 12px 24px;
+  border-radius: 8px;
+  background: #202121;
+  border: 1px solid #2d2d2f;
+  color: #ddddde;
+  font-size: 16px;
+  user-select: none;
+  animation: FadeInAnimation 0.5s cubic-bezier(0.18, 0.89, 0.32, 1.28) both;
+}
+
+.icon {
+  width: 24px;
+  height: 24px;
+  margin-right: 8px;
+  fill: #ddddde;
+  vertical-align: middle;
+  user-select: none;
+}
+
+.leave {
+  animation: FadeOutAnimation 0.5s cubic-bezier(0.18, 0.89, 0.32, 1.28) both;
+}
+
+@keyframes FadeInAnimation {
+  0% {
+    opacity: 0;
+    transform: translateY(12px);
+  }
+
+  100% {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
+
+@keyframes FadeOutAnimation {
+  0% {
+    opacity: 1;
+    transform: translateY(0);
+  }
+
+  100% {
+    opacity: 0;
+    transform: translateY(12px);
+  }
+}
+</style>
--- a/app/src/components/icons/back.vue
+++ b/app/src/components/icons/back.vue
@ -0,0 +1,3 @@
+<template>
+  <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M13.293 6.293 7.586 12l5.707 5.707 1.414-1.414L10.414 12l4.293-4.293z"></path></svg>
+</template>
--- a/app/src/components/icons/buy.vue
+++ b/app/src/components/icons/buy.vue
@ -0,0 +1,3 @@
+<template>
+  <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><circle cx="10.5" cy="19.5" r="1.5"></circle><circle cx="17.5" cy="19.5" r="1.5"></circle><path d="m14 13.99 4-5h-3v-4h-2v4h-3l4 5z"></path><path d="M17.31 15h-6.64L6.18 4.23A2 2 0 0 0 4.33 3H2v2h2.33l4.75 11.38A1 1 0 0 0 10 17h8a1 1 0 0 0 .93-.64L21.76 9h-2.14z"></path></svg>
+</template>
--- a/app/src/components/icons/chart.vue
+++ b/app/src/components/icons/chart.vue
@ -0,0 +1,3 @@
+<template>
+  <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M2 2h20v2H2z"></path><rect x="5" y="6" width="6" height="16" rx="1"></rect><rect x="13" y="6" width="6" height="12" rx="1"></rect></svg>
+</template>
--- a/app/src/components/icons/draw.vue
+++ b/app/src/components/icons/draw.vue
@ -0,0 +1,3 @@
+<template>
+  <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M13.4 2.096a10.08 10.08 0 0 0-8.937 3.331A10.054 10.054 0 0 0 2.096 13.4c.53 3.894 3.458 7.207 7.285 8.246a9.982 9.982 0 0 0 2.618.354l.142-.001a3.001 3.001 0 0 0 2.516-1.426 2.989 2.989 0 0 0 .153-2.879l-.199-.416a1.919 1.919 0 0 1 .094-1.912 2.004 2.004 0 0 1 2.576-.755l.412.197c.412.198.85.299 1.301.299A3.022 3.022 0 0 0 22 12.14a9.935 9.935 0 0 0-.353-2.76c-1.04-3.826-4.353-6.754-8.247-7.284zm5.158 10.909-.412-.197c-1.828-.878-4.07-.198-5.135 1.494-.738 1.176-.813 2.576-.204 3.842l.199.416a.983.983 0 0 1-.051.961.992.992 0 0 1-.844.479h-.112a8.061 8.061 0 0 1-2.095-.283c-3.063-.831-5.403-3.479-5.826-6.586-.321-2.355.352-4.623 1.893-6.389a8.002 8.002 0 0 1 7.16-2.664c3.107.423 5.755 2.764 6.586 5.826.198.73.293 1.474.282 2.207-.012.807-.845 1.183-1.441.894z"></path><circle cx="7.5" cy="14.5" r="1.5"></circle><circle cx="7.5" cy="10.5" r="1.5"></circle><circle cx="10.5" cy="7.5" r="1.5"></circle><circle cx="14.5" cy="7.5" r="1.5"></circle></svg>
+</template>
--- a/app/src/components/icons/gift.vue
+++ b/app/src/components/icons/gift.vue
@ -0,0 +1,3 @@
+<template>
+  <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M5 12H4v8a2 2 0 0 0 2 2h5V12H5zm13 0h-5v10h5a2 2 0 0 0 2-2v-8h-2zm.791-5A4.92 4.92 0 0 0 19 5.5C19 3.57 17.43 2 15.5 2c-1.622 0-2.705 1.482-3.404 3.085C11.407 3.57 10.269 2 8.5 2 6.57 2 5 3.57 5 5.5c0 .596.079 1.089.209 1.5H2v4h9V9h2v2h9V7h-3.209zM7 5.5C7 4.673 7.673 4 8.5 4c.888 0 1.714 1.525 2.198 3H8c-.374 0-1 0-1-1.5zM15.5 4c.827 0 1.5.673 1.5 1.5C17 7 16.374 7 16 7h-2.477c.51-1.576 1.251-3 1.977-3z"></path></svg>
+</template>
--- a/app/src/components/icons/sale.vue
+++ b/app/src/components/icons/sale.vue
@ -0,0 +1,3 @@
+<template>
+  <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M12 15c-1.84 0-2-.86-2-1H8c0 .92.66 2.55 3 2.92V18h2v-1.08c2-.34 3-1.63 3-2.92 0-1.12-.52-3-4-3-2 0-2-.63-2-1s.7-1 2-1 1.39.64 1.4 1h2A3 3 0 0 0 13 7.12V6h-2v1.09C9 7.42 8 8.71 8 10c0 1.12.52 3 4 3 2 0 2 .68 2 1s-.62 1-2 1z"></path><path d="M5 2H2v2h2v17a1 1 0 0 0 1 1h14a1 1 0 0 0 1-1V4h2V2H5zm13 18H6V4h12z"></path></svg>
+</template>
--- a/app/src/components/icons/wallet.vue
+++ b/app/src/components/icons/wallet.vue
@ -0,0 +1,11 @@
+<template>
+    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512">
+      <path
+          d="M95.5 104h320a87.73 87.73 0 0111.18.71 66 66 0 00-77.51-55.56L86 94.08h-.3a66 66 0 00-41.07 26.13A87.57 87.57 0 0195.5 104zM415.5 128h-320a64.07 64.07 0 00-64 64v192a64.07 64.07 0 0064 64h320a64.07 64.07 0 0064-64V192a64.07 64.07 0 00-64-64zM368 320a32 32 0 1132-32 32 32 0 01-32 32z"
+      />
+      <path
+          d="M32 259.5V160c0-21.67 12-58 53.65-65.87C121 87.5 156 87.5 156 87.5s23 16 4 16-18.5 24.5 0 24.5 0 23.5 0 23.5L85.5 236z"
+          fill="rgba(255, 255, 255, 0.1)"
+      />
+    </svg>
+</template>
--- a/app/src/views/HomeView.vue
+++ b/app/src/views/HomeView.vue
@ -8,6 +8,7 @@ import { auth, username } from "../assets/script/auth";
 import Loading from "../components/icons/loading.vue";
 import Bing from "../components/icons/bing.vue";
 import { manager } from "../assets/script/shared";
+import router from "../../router";

 const state = manager.getState(), length = manager.getLength(), current = manager.getCurrent();
 manager.setRefresh(function refreshScrollbar() {
@ -44,6 +45,14 @@ onMounted(() => {
    if (e.key === "Enter") await send();
  });
 });
+
+function settings() {
+  router.push('/settings');
+}
+
+function login() {
+  location.href = "https://deeptrain.lightxi.com/login?app=chatnio";
+}
 </script>

 <template>
@ -80,6 +89,8 @@ onMounted(() => {
      <p>🧐 ChatNio 是一个 AI 聊天网站，它可以与您进行对话并提供各种功能。</p>
      <p>🎃 您可以向它提问问题、寻求建议，或者闲聊。</p>
      <p>🎈 欢迎开始与 ChatNio 展开交流！</p>
+      <p v-if="auth">🔨 点击头像即可进入<span @click="settings">设置</span>页</p>
+      <p v-else>✨ <span @click="login">登录</span>后可享更多功能，上下文对话、历史记录等。</p>
    </div>
  </div>
  <div class="input-wrapper">
@ -141,6 +152,20 @@ onMounted(() => {
  margin: 12px 16px;
 }

+.preview p span {
+  background: rgba(0, 0, 0, 0.2);
+  border-radius: 4px;
+  padding: 4px 6px;
+  margin: 0 4px;
+  font-size: 14px;
+  transition: .5s;
+  cursor: pointer;
+}
+
+.preview p span:hover {
+  background: rgba(0, 0, 0, 0.4);
+}
+
 .time {
  color: var(--card-text-secondary);
  font-size: 16px;
--- a/app/src/views/LoginView.vue
+++ b/app/src/views/LoginView.vue
@ -9,7 +9,7 @@ const message = ref("登录中...");
 onMounted(async () => {
  const url = new URL(location.href);
  const client = url.searchParams.get("token");
-  if (!client) location.href = "https://deeptrain.net/login?app=chatnio";
+  if (!client) location.href = "https://deeptrain.lightxi.com/login?app=chatnio";

  try {
    const res = await axios.post("/login", {
--- a/app/src/views/SettingsView.vue
+++ b/app/src/views/SettingsView.vue
@ -0,0 +1,494 @@
+<script setup lang="ts">
+import Back from "../components/icons/back.vue";
+import Wallet from "../components/icons/wallet.vue";
+import {onMounted, reactive, ref, watch} from "vue";
+import Chart from "../components/icons/chart.vue";
+import Draw from "../components/icons/draw.vue";
+import axios from "axios";
+import {username} from "../assets/script/auth";
+import Gift from "../components/icons/gift.vue";
+import Sale from "../components/icons/sale.vue";
+import Buy from "../components/icons/buy.vue";
+import {notify} from "../assets/script/notify";
+
+const info = reactive<Record<string, any>>({
+  balance: 0,
+  gpt4: 0,
+  dalle: 0,
+});
+
+const loading = ref(false);
+const packages = reactive<Record<string, any>>({
+  cert: false,
+  teenager: false,
+});
+
+const form = reactive<Record<string, any>>({
+  type: "dalle",
+  count: 1,
+});
+
+function count(value: number, type: string): string {
+  if (type === "dalle") {
+    return (value * 0.1).toFixed(2);
+  } else {
+    if (value <= 20) return (value * 0.5).toFixed(2);
+    return (20 * 0.5 + (value - 20) * 0.4).toFixed(2);
+  }
+}
+
+onMounted(() => {
+  axios.get("/package")
+      .then((res) => {
+        packages.cert = res.data.data.cert;
+        packages.teenager = res.data.data.teenager;
+      })
+      .catch((err) => {
+        console.error(err);
+      });
+
+  axios.get("/usage")
+      .then((res) => {
+        info.balance = res.data.balance;
+        info.gpt4 = res.data.data.gpt4;
+        info.dalle = res.data.data.dalle;
+      })
+      .catch((err) => {
+        console.error(err);
+      });
+})
+
+function logout() {
+  localStorage.removeItem("token");
+  location.reload();
+}
+
+watch(form, () => {
+  if (form.count < 0) form.count = 0;
+  if (form.count > 50000) form.count = 50000;
+})
+
+function payment() {
+  if (loading.value) return;
+  loading.value = true;
+  axios.post("/buy", {
+    type: form.type,
+    quota: form.count,
+  })
+      .then((res) => {
+        if (res.data.status) {
+          info.balance = res.data.balance;
+          info.gpt4 = res.data.data.gpt4;
+          info.dalle = res.data.data.dalle;
+          notify("购买成功！稍后将刷新页面更新配额！");
+          setTimeout(() => {
+            location.reload();
+          }, 1000);
+        } else {
+          notify("购买失败！请检查您的账户余额");
+        }
+      })
+      .catch((err) => {
+        console.error(err);
+        notify("购买失败！请检查您的网络连接");
+      })
+      .finally(() => {
+        loading.value = false;
+      });
+}
+</script>
+
+<template>
+  <div class="wrapper">
+    <div class="nav">
+      <router-link to="/" class="router">
+        <back class="back" />
+      </router-link>
+      <div class="grow" />
+      <span class="title">设置</span>
+      <div class="grow" />
+    </div>
+    <div class="body">
+      <div class="subtitle">账户</div>
+      <div class="row user">
+        <img :src="'https://api.deeptrain.net/avatar/' + username" alt="">
+        <span class="value">{{ username }}</span>
+        <button @click="logout">登出</button>
+      </div>
+      <div class="split" />
+
+      <div class="subtitle">配额</div>
+      <div class="row">
+        <wallet />
+        <span class="text">Deeptrain 钱包</span>
+        <span class="value">{{ info.balance }} ￥</span>
+      </div>
+      <div class="row">
+        <chart />
+        <span class="text">GPT-4 配额</span>
+        <span class="value">{{ info.gpt4 }} 次</span>
+      </div>
+      <div class="row">
+        <draw />
+        <span class="text">DALL-E 配额</span>
+        <span class="value">{{ info.dalle }} 次</span>
+      </div>
+      <div class="split" />
+      <div class="subtitle">购买</div>
+      <div class="buy-form">
+        <div class="buy-type">
+          <div class="buy-card" :class="{'select': form.type === 'dalle'}" @click="form.type = 'dalle'">
+            <draw />
+            <p>DALL-E</p>
+            <span>0.10</span>
+          </div>
+          <div class="buy-card" :class="{'select': form.type === 'gpt4'}" @click="form.type = 'gpt4'">
+            <chart />
+            <p>GPT-4</p>
+            <span>0.50</span>
+          </div>
+        </div>
+        <div class="sale" v-if="form.type === 'gpt4'">
+          <sale />
+          限时优惠：单次购买 20 份额以上的 GPT-4 配额，享受 20% 折扣
+        </div>
+        <div class="buy-quota">
+          <input type="number" v-model="form.count" class="buy-input" />
+          <p class="pay-info">{{ count(form.count, form.type) }}</p>
+        </div>
+        <div class="buy-action" @click="payment">
+          <buy />
+          购买
+        </div>
+      </div>
+      <div class="split" />
+
+      <div class="subtitle">礼包</div>
+      <div class="tips">tip: 首次领取后，刷新后即可领取配额</div>
+      <div class="row gift">
+        <span class="text">实名认证礼包</span>
+        <span class="value" :class="{'success': packages.cert}">
+          <gift />
+        </span>
+      </div>
+      <div class="row gift">
+        <span class="text">青少年礼包</span>
+        <span class="value" :class="{'success': packages.teenager}">
+          <gift />
+        </span>
+      </div>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.wrapper {
+  display: flex;
+  flex-direction: column;
+  width: 100%;
+  height: 100%;
+}
+
+.nav {
+  display: flex;
+  flex-direction: row;
+  align-items: center;
+  width: 100%;
+  height: max-content;
+  padding-top: 24px;
+  padding-bottom: 12px;
+}
+
+.body {
+  width: calc(100% - 72px);
+  flex-grow: 1;
+  padding: 24px 36px;
+  height: max-content;
+  overflow-y: auto;
+  scrollbar-width: thin;
+}
+
+.grow {
+  flex-grow: 1;
+}
+
+.split {
+  height: 32px;
+}
+
+.buy-type {
+  display: flex;
+  flex-direction: row;
+  flex-wrap: wrap;
+  gap: 8px;
+  margin: 12px 0;
+}
+
+.buy-card {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  margin: 4px;
+  gap: 4px;
+  padding: 12px 36px;
+  border-radius: 8px;
+  background: rgb(43, 50, 69);
+  user-select: none;
+  transition: .25s;
+  cursor: pointer;
+  border: 1px solid #3C445C;
+}
+
+.buy-card p {
+  margin: 2px 0;
+  padding: 0;
+  letter-spacing: 1px;
+  color: #fff;
+}
+
+.buy-card span {
+  color: #ddd;
+}
+
+.buy-card span::before {
+  content: "¥";
+  margin-right: 2px;
+  font-size: 12px;
+  color: #eee;
+}
+
+.buy-card.select {
+  background-color: #004182;
+  border-color: #57ABFF;
+}
+
+.buy-card svg {
+  width: 24px;
+  height: 24px;
+  fill: #fff;
+}
+
+.buy-quota {
+  display: flex;
+  flex-direction: row;
+  max-width: 480px;
+  align-items: center;
+  gap: 12px;
+}
+
+.pay-info {
+  text-align: center;
+  min-width: 80px;
+  font-size: 20px;
+  background: rgb(2, 90, 175);
+  color: #fff;
+  user-select: none;
+  border-radius: 8px;
+  padding: 4px 12px;
+}
+
+.pay-info::before {
+  content: "¥";
+  margin-right: 2px;
+  font-size: 12px;
+  color: #eee;
+}
+
+.buy-action {
+  display: flex;
+  flex-direction: row;
+  align-items: center;
+  justify-content: center;
+  margin: 12px 0;
+  padding: 6px 16px;
+  border-radius: 6px;
+  background: #1b8cff;
+  color: #fff;
+  user-select: none;
+  transition: .5s;
+  cursor: pointer;
+  border: 1px solid #3C445C;
+  width: max-content;
+}
+
+.buy-action:hover {
+  background: #007cfc;
+  border-color: #57ABFF;
+}
+
+.buy-action svg {
+  width: 24px;
+  height: 24px;
+  fill: #fff;
+  margin-right: 4px;
+}
+
+.sale {
+  display: flex;
+  flex-direction: row;
+  align-items: center;
+  margin: 4px 0;
+  user-select: none;
+}
+
+.sale svg {
+  width: 24px;
+  height: 24px;
+  fill: #eee;
+  margin-right: 4px;
+}
+
+.buy-input {
+  flex-grow: 1;
+  height: 36px;
+  margin: 6px 2px;
+  padding: 0 12px;
+  border-radius: 8px;
+  background: rgb(43, 50, 69);
+  border: 1px solid #3C445C;
+  color: var(--card-text);
+  font-size: 16px;
+  outline: none;
+  transition: .5s;
+}
+
+.buy-input:hover {
+  border: 1px solid #57ABFF;
+}
+
+.buy-input::placeholder {
+  color: var(--card-text-hover);
+}
+
+.buy-input::-webkit-outer-spin-button,
+.buy-input::-webkit-inner-spin-button {
+  -webkit-appearance: none;
+  margin: 0;
+}
+
+.buy-input[type=number] {
+  -moz-appearance: textfield;
+}
+
+.user {
+  vertical-align: center;
+  align-items: center;
+}
+
+.user img {
+  width: 36px;
+  height: 36px;
+  border-radius: 2px;
+  flex-shrink: 0;
+  transform: translateY(2px);
+}
+
+.user .value {
+  margin-left: 8px;
+  margin-right: auto;
+}
+
+.user button {
+  padding: 6px 10px;
+  border-radius: 4px;
+  font-size: 14px;
+  transition: .5s;
+  cursor: pointer;
+  margin-right: -2px;
+  background: rgba(0, 0, 0, 0.2);
+}
+
+.user button:hover {
+  background: rgba(0, 0, 0, 0.4);
+}
+
+.back {
+  width: 36px;
+  height: 36px;
+  margin: 0 0 0 16px;
+  fill: var(--card-text);
+  transition: .5s;
+  cursor: pointer;
+  transform: translateY(4px);
+}
+
+.back:hover {
+  fill: var(--card-text-hover);
+}
+
+.title {
+  padding: 2px 4px;
+  font-size: 24px;
+  color: #fff !important;
+  user-select: none;
+  text-align: center;
+}
+
+.subtitle::before {
+  content: "";
+  display: inline-block;
+  top: 4px;
+  left: -2px;
+  width: 4px;
+  height: 24px;
+  background: #409eff;
+  margin-right: 8px;
+  border-radius: 2px;
+  user-select: none;
+  transform: translateY(6px);
+}
+
+.subtitle {
+  display: inline-block;
+  color: #fff;
+  font-size: 20px;
+  margin: 12px 0 6px;
+  user-select: none;
+}
+
+.tips {
+  margin: 4px;
+}
+
+.row {
+  width: calc(100% - 32px);
+  display: flex;
+  flex-direction: row;
+  margin: 12px 0;
+  padding: 16px 26px;
+  gap: 6px;
+  user-select: none;
+  background: var(--card-input);
+  border-radius: 12px;
+}
+
+.row.gift .value {
+  margin-right: -2px;
+}
+.row.gift .value.success svg {
+  fill: #67C23A;
+}
+
+.row svg {
+  width: 24px;
+  height: 24px;
+  fill: var(--card-text);
+  flex-shrink: 0;
+  transform: translateY(2px);
+  margin: 0 4px;
+}
+
+.text {
+  font-size: 18px;
+  color: var(--card-text-hover);
+}
+
+.value {
+  font-size: 18px;
+  font-weight: bold;
+  color: var(--card-text);
+  margin-right: 6px;
+  margin-left: auto;
+}
+</style>
--- a/auth/cert.go
+++ b/auth/cert.go
@ -0,0 +1,31 @@
+package auth
+
+import (
+	"chat/utils"
+	"encoding/json"
+	"github.com/spf13/viper"
+)
+
+type CertResponse struct {
+	Status   bool `json:"status" required:"true"`
+	Cert     bool `json:"cert"`
+	Teenager bool `json:"teenager"`
+}
+
+func Cert(username string) *CertResponse {
+	res, err := utils.Post("https://api.deeptrain.net/app/cert", map[string]string{
+		"Content-Type": "application/json",
+	}, map[string]interface{}{
+		"password": viper.GetString("auth.access"),
+		"user":     username,
+		"hash":     utils.Sha2Encrypt(username + viper.GetString("auth.salt")),
+	})
+
+	if err != nil || res == nil || res.(map[string]interface{})["status"] == false {
+		return nil
+	}
+
+	converter, _ := json.Marshal(res)
+	resp, _ := utils.Unmarshal[CertResponse](converter)
+	return &resp
+}
--- a/auth/controller.go
+++ b/auth/controller.go
@ -0,0 +1,101 @@
+package auth
+
+import (
+	"chat/utils"
+	"database/sql"
+	"github.com/gin-gonic/gin"
+)
+
+type BuyForm struct {
+	Type  string `json:"type" binding:"required"`
+	Quota int    `json:"quota" binding:"required"`
+}
+
+func GetUserByCtx(c *gin.Context) *User {
+	user := c.MustGet("user").(string)
+	if len(user) == 0 {
+		c.JSON(200, gin.H{
+			"status": false,
+			"error":  "user not found",
+		})
+		return nil
+	}
+
+	return &User{
+		Username: user,
+	}
+}
+
+func PackageAPI(c *gin.Context) {
+	user := GetUserByCtx(c)
+	if user == nil {
+		return
+	}
+
+	db := utils.GetDBFromContext(c)
+	c.JSON(200, gin.H{
+		"status": true,
+		"data":   RefreshPackage(db, user),
+	})
+}
+
+func GetUsageAPI(c *gin.Context) {
+	user := GetUserByCtx(c)
+	if user == nil {
+		return
+	}
+
+	db := utils.GetDBFromContext(c)
+	c.JSON(200, gin.H{
+		"status":  true,
+		"data":    UsageAPI(db, user),
+		"balance": GetBalance(user.Username),
+	})
+}
+
+func PayResponse(c *gin.Context, db *sql.DB, user *User, state bool) {
+	if state {
+		c.JSON(200, gin.H{
+			"status": true,
+			"data":   UsageAPI(db, user),
+		})
+	} else {
+		c.JSON(200, gin.H{
+			"status": false,
+			"error":  "not enough money",
+		})
+	}
+}
+
+func BuyAPI(c *gin.Context) {
+	user := GetUserByCtx(c)
+	if user == nil {
+		return
+	}
+
+	db := utils.GetDBFromContext(c)
+	var form BuyForm
+	if err := c.ShouldBindJSON(&form); err != nil {
+		c.JSON(200, gin.H{
+			"status": false,
+			"error":  err.Error(),
+		})
+		return
+	}
+
+	if form.Quota <= 0 || form.Quota > 50000 {
+		c.JSON(200, gin.H{
+			"status": false,
+			"error":  "invalid quota range (1 ~ 50000)",
+,		})
+		return
+	}
+
+	if form.Type == "dalle" {
+		PayResponse(c, db, user, BuyDalle(db, user, form.Quota))
+	} else if form.Type == "gpt4" {
+		PayResponse(c, db, user, BuyGPT4(db, user, form.Quota))
+	} else {
+		c.JSON(200, gin.H{"status": false, "error": "unknown type"})
+	}
+}
--- a/auth/package.go
+++ b/auth/package.go
@ -0,0 +1,67 @@
+package auth
+
+import "database/sql"
+
+type GiftResponse struct {
+	Cert     bool `json:"cert"`
+	Teenager bool `json:"teenager"`
+}
+
+func NewPackage(db *sql.DB, user *User, _t string) bool {
+	id := user.GetID(db)
+
+	var count int
+	if err := db.QueryRow(`SELECT COUNT(*) FROM package where user_id = ? AND type = ?`, id, _t).Scan(&count); err != nil {
+		return false
+	}
+
+	if count > 0 {
+		return false
+	}
+
+	_ = db.QueryRow(`INSERT INTO package (user_id, type) VALUES (?, ?)`, id, _t)
+	return true
+}
+
+func NewCertPackage(db *sql.DB, user *User) bool {
+	res := NewPackage(db, user, "cert")
+	if !res {
+		return false
+	}
+
+	IncreaseGPT4(db, user, 1)
+	IncreaseDalle(db, user, 20)
+
+	return true
+}
+
+func NewTeenagerPackage(db *sql.DB, user *User) bool {
+	res := NewPackage(db, user, "teenager")
+	if !res {
+		return false
+	}
+
+	IncreaseGPT4(db, user, 3)
+	IncreaseDalle(db, user, 100)
+
+	return true
+}
+
+func RefreshPackage(db *sql.DB, user *User) *GiftResponse {
+	resp := Cert(user.Username)
+	if resp == nil || resp.Status == false {
+		return nil
+	}
+
+	if resp.Cert {
+		NewCertPackage(db, user)
+	}
+	if resp.Teenager {
+		NewTeenagerPackage(db, user)
+	}
+
+	return &GiftResponse{
+		Cert:     resp.Cert,
+		Teenager: resp.Teenager,
+	}
+}
--- a/auth/payment.go
+++ b/auth/payment.go
@ -0,0 +1,64 @@
+package auth
+
+import (
+	"chat/utils"
+	"encoding/json"
+	"github.com/spf13/viper"
+)
+
+type BalanceResponse struct {
+	Status  bool    `json:"status" required:"true"`
+	Balance float32 `json:"balance"`
+}
+
+type PaymentResponse struct {
+	Status bool `json:"status" required:"true"`
+	Type   bool `json:"type"`
+}
+
+func GenerateOrder() string {
+	return utils.Sha2Encrypt(utils.GenerateChar(32))
+}
+
+func GetBalance(username string) float32 {
+	order := GenerateOrder()
+	res, err := utils.Post("https://api.deeptrain.net/app/balance", map[string]string{
+		"Content-Type": "application/json",
+	}, map[string]interface{}{
+		"password": viper.GetString("auth.access"),
+		"user":     username,
+		"hash":     utils.Sha2Encrypt(username + viper.GetString("auth.salt")),
+		"order":    order,
+		"sign":     utils.Sha2Encrypt(username + order + viper.GetString("auth.sign")),
+	})
+
+	if err != nil || res == nil || res.(map[string]interface{})["status"] == false {
+		return 0.
+	}
+
+	converter, _ := json.Marshal(res)
+	resp, _ := utils.Unmarshal[BalanceResponse](converter)
+	return resp.Balance
+}
+
+func Pay(username string, amount float32) bool {
+	order := GenerateOrder()
+	res, err := utils.Post("https://api.deeptrain.net/app/payment", map[string]string{
+		"Content-Type": "application/json",
+	}, map[string]interface{}{
+		"password": viper.GetString("auth.access"),
+		"user":     username,
+		"hash":     utils.Sha2Encrypt(username + viper.GetString("auth.salt")),
+		"order":    order,
+		"amount":   amount,
+		"sign":     utils.Sha2Encrypt(username + order + viper.GetString("auth.sign")),
+	})
+
+	if err != nil || res == nil || res.(map[string]interface{})["status"] == false {
+		return false
+	}
+
+	converter, _ := json.Marshal(res)
+	resp, _ := utils.Unmarshal[PaymentResponse](converter)
+	return resp.Type
+}
--- a/auth/usage.go
+++ b/auth/usage.go
@ -0,0 +1,100 @@
+package auth
+
+import (
+	"database/sql"
+)
+
+func ReduceUsage(db *sql.DB, user *User, _t string) bool {
+	id := user.GetID(db)
+	var count int
+	if err := db.QueryRow(`SELECT balance FROM usages where user_id = ? AND type = ?`, id, _t).Scan(&count); err != nil {
+		count = 0
+	}
+
+	if count <= 0 {
+		return false
+	}
+
+	if _, err := db.Exec(`UPDATE usages SET balance = ? WHERE user_id = ? AND type = ?`, count-1, id, _t); err != nil {
+		return false
+	}
+
+	return true
+}
+
+func ReduceDalle(db *sql.DB, user *User) bool {
+	return ReduceUsage(db, user, "dalle")
+}
+
+func ReduceGPT4(db *sql.DB, user *User) bool {
+	return ReduceUsage(db, user, "gpt4")
+}
+
+func IncreaseUsage(db *sql.DB, user *User, _t string, value int) {
+	id := user.GetID(db)
+	var count int
+	if err := db.QueryRow(`SELECT balance FROM usages where user_id = ? AND type = ?`, id, _t).Scan(&count); err != nil {
+		count = 0
+	}
+
+	_ = db.QueryRow(`INSERT INTO usages (user_id, type, balance) VALUES (?, ?, ?) ON DUPLICATE KEY UPDATE balance = ?`, id, _t, count+value, count+value).Scan()
+}
+
+func IncreaseDalle(db *sql.DB, user *User, value int) {
+	IncreaseUsage(db, user, "dalle", value)
+}
+
+func IncreaseGPT4(db *sql.DB, user *User, value int) {
+	IncreaseUsage(db, user, "gpt4", value)
+}
+
+func GetUsage(db *sql.DB, user *User, _t string) int {
+	id := user.GetID(db)
+	var count int
+	if err := db.QueryRow(`SELECT balance FROM usages where user_id = ? AND type = ?`, id, _t).Scan(&count); err != nil {
+		return 0
+	}
+	return count
+}
+
+func GetDalleUsage(db *sql.DB, user *User) int {
+	return GetUsage(db, user, "dalle")
+}
+
+func GetGPT4Usage(db *sql.DB, user *User) int {
+	return GetUsage(db, user, "gpt4")
+}
+
+func UsageAPI(db *sql.DB, user *User) map[string]int {
+	return map[string]int{
+		"dalle": GetDalleUsage(db, user),
+		"gpt4":  GetGPT4Usage(db, user),
+	}
+}
+
+func BuyDalle(db *sql.DB, user *User, value int) bool {
+	// 1 dalle usage = ¥0.1
+	if !Pay(user.Username, float32(value)*0.1) {
+		return false
+	}
+
+	IncreaseDalle(db, user, value)
+	return true
+}
+
+func CountGPT4Prize(value int) float32 {
+	if value <= 20 {
+		return float32(value) * 0.5
+	}
+
+	return 20*0.5 + float32(value-20)*0.4
+}
+
+func BuyGPT4(db *sql.DB, user *User, value int) bool {
+	if !Pay(user.Username, CountGPT4Prize(value)) {
+		return false
+	}
+
+	IncreaseGPT4(db, user, value)
+	return true
+}
--- a/connection/database.go
+++ b/connection/database.go
@ -28,9 +28,8 @@ func ConnectMySQL() *sql.DB {

 	CreateUserTable(db)
 	CreateConversationTable(db)
-	CreateSubscriptionTable(db)
 	CreatePackageTable(db)
-	CreatePaymentLogTable(db)
+	CreateUsageTable(db)
 	return db
 }

@ -49,43 +48,33 @@ func CreateUserTable(db *sql.DB) {
 	}
 }

-func CreatePaymentLogTable(db *sql.DB) {
-	_, err := db.Exec(`
-		CREATE TABLE IF NOT EXISTS payment_log (
-		  id INT PRIMARY KEY AUTO_INCREMENT,
-		  user_id INT,
-		  amount DECIMAL(12,2) DEFAULT 0,
-		  description VARCHAR(3600),
-		  created_at DATETIME DEFAULT CURRENT_TIMESTAMP
-		);
-	`)
-	if err != nil {
-		log.Fatal(err)
-	}
-}
-
-func CreateSubscriptionTable(db *sql.DB) {
-	_, err := db.Exec(`
-		CREATE TABLE IF NOT EXISTS subscription (
-		  id INT PRIMARY KEY AUTO_INCREMENT,
-		  user_id INT,
-		  plan_id INT,
-		  expired_at DATETIME,
-		  updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
-		);
-	`)
-	if err != nil {
-		log.Fatal(err)
-	}
-}
-
 func CreatePackageTable(db *sql.DB) {
 	_, err := db.Exec(`
 		CREATE TABLE IF NOT EXISTS package (
 		  id INT PRIMARY KEY AUTO_INCREMENT,
 		  user_id INT,
-		  money DECIMAL(12,2) DEFAULT 0,
-		  updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
+		  type VARCHAR(255),
+		  created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+		  FOREIGN KEY (user_id) REFERENCES auth(id),
+		  UNIQUE KEY (user_id, type)
+		);
+	`)
+	if err != nil {
+		log.Fatal(err)
+	}
+}
+
+func CreateUsageTable(db *sql.DB) {
+	_, err := db.Exec(`
+		CREATE TABLE IF NOT EXISTS usages (
+		  id INT PRIMARY KEY AUTO_INCREMENT,
+		  user_id INT,
+		  type VARCHAR(255),
+		  balance INT,
+		  created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+		  updated_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+		  UNIQUE KEY (user_id, type),
+		  FOREIGN KEY (user_id) REFERENCES auth(id)
 		);
 	`)
 	if err != nil {
--- a/conversation/conversation.go
+++ b/conversation/conversation.go
@ -12,10 +12,12 @@ type Conversation struct {
 	Id         int64                  `json:"id"`
 	Name       string                 `json:"name"`
 	Message    []types.ChatGPTMessage `json:"message"`
+	EnableGPT4 bool                   `json:"enable_gpt4"`
 }

 type FormMessage struct {
 	Message string `json:"message" binding:"required"`
+	GPT4    bool   `json:"gpt4"`
 }

 func NewConversation(db *sql.DB, id int64) *Conversation {
@ -24,9 +26,18 @@ func NewConversation(db *sql.DB, id int64) *Conversation {
 		Id:         GetConversationLengthByUserID(db, id) + 1,
 		Name:       "new chat",
 		Message:    []types.ChatGPTMessage{},
+		EnableGPT4: false,
 	}
 }

+func (c *Conversation) IsEnableGPT4() bool {
+	return c.EnableGPT4
+}
+
+func (c *Conversation) SetEnableGPT4(enable bool) {
+	c.EnableGPT4 = enable
+}
+
 func (c *Conversation) GetName() string {
 	return c.Name
 }
@ -116,6 +127,7 @@ func (c *Conversation) AddMessageFromUserForm(data []byte) (string, error) {
 	}

 	c.AddMessageFromUser(form.Message)
+	c.SetEnableGPT4(form.GPT4)
 	return form.Message, nil
 }

--- a/main.go
+++ b/main.go
@ -27,6 +27,9 @@ func main() {
 		app.GET("/chat", api.ChatAPI)
 		app.POST("/login", auth.LoginAPI)
 		app.POST("/state", auth.StateAPI)
+		app.GET("/package", auth.PackageAPI)
+		app.GET("/usage", auth.GetUsageAPI)
+		app.POST("/buy", auth.BuyAPI)
 		app.GET("/conversation/list", conversation.ListAPI)
 		app.GET("/conversation/load", conversation.LoadAPI)
 		app.GET("/conversation/delete", conversation.DeleteAPI)
--- a/middleware/throttle.go
+++ b/middleware/throttle.go
@ -29,6 +29,11 @@ var limits = map[string]Limiter{
 	"/login":        {Duration: 10, Count: 5},
 	"/anonymous":    {Duration: 60, Count: 15},
 	"/user":         {Duration: 1, Count: 1},
+	"/package":      {Duration: 1, Count: 2},
+	"/usage":        {Duration: 1, Count: 2},
+	"/buy":          {Duration: 1, Count: 2},
+	"/chat":         {Duration: 1, Count: 5},
+	"/conversation": {Duration: 1, Count: 5},
 }

 func GetPrefixMap[T comparable](s string, p map[string]T) *T {