调整代码结构

This commit is contained in:
srcrs 2023-10-15 01:16:07 +08:00
parent 762ca0e6ec
commit a1d7b02b36
9 changed files with 477 additions and 0 deletions

39
globals/global.go Normal file
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package globals
import (
"embed"
"rss-reader/models"
"sync"
"github.com/gorilla/websocket"
"github.com/mmcdole/gofeed"
)
var (
DbMap map[string]models.Feed
RssUrls models.Config
Upgrader = websocket.Upgrader{}
Lock sync.RWMutex
//go:embed static
DirStatic embed.FS
HtmlContent []byte
Fp = gofeed.NewParser()
)
func Init() {
conf, err := models.ParseConf()
if err != nil {
panic(err)
}
RssUrls = conf
// 读取 index.html 内容
HtmlContent, err = DirStatic.ReadFile("static/index.html")
if err != nil {
panic(err)
}
DbMap = make(map[string]models.Feed)
}

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<?xml version="1.0" standalone="no"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg t="1690474700709" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="1055" xmlns:xlink="http://www.w3.org/1999/xlink" width="128" height="128"><path d="M512 729.984a218.048 218.048 0 1 1 218.048-218.048 43.584 43.584 0 0 1-87.232 0A130.816 130.816 0 1 0 512 642.752a43.584 43.584 0 0 1 0 87.232z m0 174.4a392.448 392.448 0 1 1 392.448-392.448 43.584 43.584 0 0 1-87.232 0 305.216 305.216 0 1 0-122.496 244.608L481.088 542.912a43.584 43.584 0 0 1 61.504-61.504l246.784 246.784a43.584 43.584 0 0 1 0 61.504A392.448 392.448 0 0 1 512 904.448z" fill="#000000" fill-opacity="0.9" p-id="1056"></path></svg>

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78
globals/static/index.full.min.js vendored Normal file

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196
globals/static/index.html Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>RSS Reader</title>
<meta name="description" content='RSS Reader一个将订阅信息聚合展示的开源web工具便于了解近期关注的信息同时页面数据数据也实现了自动刷新。'>
<meta name="keywords" content="<< .Keywords >>">
<meta name="anthor" content="srcrs">
<!-- <link rel="stylesheet" href="https://unpkg.com/element-ui/lib/theme-chalk/index.css"> -->
<link rel="stylesheet" href="static/index.min.css">
<< if .DarkMode >>
<link rel="stylesheet" href="static/dark-mode.css">
<< end >>
<link rel="icon" href="static/favicon.svg" type="image/x-icon">
<style>
body {
font-family: "Avenir", Helvetica, Arial, sans-serif;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
text-align: center;
color: #2c3e50;
margin-top: 30px;
}
.card-header {
display: flex;
justify-content: center;
align-items: center;
font-size: 18px;
font-weight: bold;
}
.list-item {
display: flex;
align-items: center;
text-align: left;
width: 100%;
}
.list-item-title {
display: flex;
/* white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis; */
flex-grow: 1;
text-align: left;
width: 100%;
margin-bottom: 10px;
}
a {
color: black;
text-decoration: none;
}
a:hover {
text-decoration: underline;
}
.feed-col {
margin-bottom: 20px;
}
.time {
font-size: 12px;
color: #999;
}
</style>
</head>
<body>
<div id="app">
<el-container>
<el-header>
<h1>RSS Reader</h1>
</el-header>
<el-main v-loading.fullscreen.lock="fullscreenLoading" element-loading-text="拼命加载中">
<el-row :gutter="20">
<< range $index, $feed :=.RssDataList >>
<el-col v-if="showSEOFlag" :xs="24" :sm="12" :md="8" :lg="6" :key="index" class="feed-col">
<el-card class="box-card">
<div slot="header" class="card-header">
<span>
<< $feed.Title >>
</span>
</div>
<el-scrollbar style="height: 300px;">
<< range $i, $item :=$feed.Items >>
<el-list key="<< $i >>">
<el-list-item>
<div class="list-item-title">
<span>
<< inc $i >>.
</span>
<el-link href="<< $item.Link >>" target="_blank" title="<< $item.Title >>">
<< $item.Title >>
</el-link>
</div>
</el-list-item>
</el-list>
<< end >>
</el-scrollbar>
<div slot="footer" class="card-footer" style="height: 10px;">
<time class="time">
<< $feed.Custom.lastupdate >>
</time>
</div>
</el-card>
</el-col>
<< end>>
<el-col :xs="24" :sm="12" :md="8" :lg="6" v-for="(feed, index) in feeds" :key="index" class="feed-col">
<el-card class="box-card">
<div slot="header" class="card-header">
<span>{{ feed.title }}</span>
</div>
<el-scrollbar style="height: 300px;">
<el-list v-for="(item, i) in feed.items" :key="i">
<el-list-item>
<div class="list-item-title">
<span>{{ i+1 }}. </span>
<el-link :href="item.link" target="_blank" :title="item.title">{{ item.title }}</el-link>
</div>
</el-list-item>
</el-list>
</el-scrollbar>
<div slot="footer" class="card-footer" style="height: 10px;">
<time class="time">{{ feed.custom.lastupdate }}</time>
</div>
</el-card>
</el-col>
</el-row>
</el-main>
<el-footer>
<el-link href="https://github.com/srcrs/rss-reader" target="_blank">Rss-reader</el-link>
<span> | </span>
<el-link href="https://github.com/srcrs" target="_blank">By srcrs</el-link>
</el-footer>
</el-container>
</div>
<!-- <script src="https://unpkg.com/vue@next"></script> -->
<script src="static/vue.global.prod.js"></script>
<!-- <script src="https://cdn.bootcdn.net/ajax/libs/element-plus/2.3.3/index.full.js"></script> -->
<script src="static/index.full.min.js"></script>
<script>
const app = Vue.createApp({
data() {
return {
feeds: [],
showSEOFlag: true,
fullscreenLoading: true,
};
},
async created() {
this.fullscreenLoading = false;
},
async mounted() {
const protocol = window.location.protocol === 'https:' ? 'wss://' : 'ws://';
const connect = () => {
const socket = new WebSocket(protocol + window.location.host + "/ws");
socket.onmessage = event => {
const feed = JSON.parse(event.data);
const existingFeed = this.feeds.find(f => f.link === feed.link);
if (existingFeed) {
Object.assign(existingFeed, feed);
} else {
this.feeds.push(feed);
}
this.showSEOFlag = false;
};
socket.onclose = event => {
console.log("WebSocket closed. Reconnecting...");
setTimeout(connect, 300000);
};
// Send heartbeat message every 120 seconds
const sendHeartbeat = () => {
if (socket.readyState === WebSocket.OPEN) {
socket.send("heartbeat");
}
};
setInterval(sendHeartbeat, 120000);
};
connect();
},
beforeDestroy() {
// 在组件销毁前手动关闭 WebSocket 连接
this.socket.close();
}
});
app.use(ElementPlus);
app.mount("#app");
</script>
</body>
</html>

1
globals/static/index.min.css vendored Normal file

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45
models/config.go Normal file
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package models
import (
"encoding/json"
"os"
)
func ParseConf() (Config, error) {
var conf Config
data, err := os.ReadFile("config.json")
if err != nil {
return conf, err
}
// 解析JSON数据到Config结构体
err = json.Unmarshal(data, &conf)
return conf, err
}
type Config struct {
Values []string `json:"values"`
ReFresh int `json:"refresh"`
AutoUpdatePush int `json:"autoUpdatePush"`
NightStartTime string `json:"nightStartTime"`
NightEndTime string `json:"nightEndTime"`
}
func (older Config) GetIncrement(newer Config) []string {
var (
urlMap = make(map[string]struct{})
increment = make([]string, 0, len(newer.Values))
)
for _, item := range older.Values {
urlMap[item] = struct{}{}
}
for _, item := range newer.Values {
if _, ok := urlMap[item]; ok {
continue
}
increment = append(increment, item)
}
return increment
}

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models/feed.go Normal file
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package models
type Feed struct {
Title string `json:"title,omitempty"`
Link string `json:"link"`
Custom map[string]string `json:"custom,omitempty"`
Items []Item `json:"items,omitempty"`
}
type Item struct {
Title string `json:"title"`
Link string `json:"link"`
Description string `json:"description"`
}

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utils/feed.go Normal file
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package utils
import (
"log"
"os"
"rss-reader/globals"
"rss-reader/models"
"time"
)
func UpdateFeeds() {
var (
tick = time.Tick(time.Duration(globals.RssUrls.ReFresh) * time.Minute)
)
for {
formattedTime := time.Now().Format("2006-01-02 15:04:05")
for _, url := range globals.RssUrls.Values {
go UpdateFeed(url, formattedTime)
}
<-tick
}
}
func UpdateFeed(url, formattedTime string) {
result, err := globals.Fp.ParseURL(url)
if err != nil {
log.Printf("Error fetching feed: %v | %v", url, err)
return
}
//feed内容无更新时无需更新缓存
if cache, ok := globals.DbMap[url]; ok &&
len(result.Items) > 0 &&
len(cache.Items) > 0 &&
result.Items[0].Link == cache.Items[0].Link {
return
}
customFeed := models.Feed{
Title: result.Title,
Link: result.Link,
Custom: map[string]string{"lastupdate": formattedTime},
Items: make([]models.Item, 0, len(result.Items)),
}
for _, v := range result.Items {
customFeed.Items = append(customFeed.Items, models.Item{
Link: v.Link,
Title: v.Title,
Description: v.Description,
})
}
globals.Lock.Lock()
defer globals.Lock.Unlock()
globals.DbMap[url] = customFeed
}
//获取feeds列表
func GetFeeds() []models.Feed {
feeds := make([]models.Feed, 0, len(globals.RssUrls.Values))
for _, url := range globals.RssUrls.Values {
globals.Lock.RLock()
cache, ok := globals.DbMap[url]
globals.Lock.RUnlock()
if !ok {
log.Printf("Error getting feed from db is null %v", url)
continue
}
feeds = append(feeds, cache)
}
return feeds
}
func WatchConfigFileChanges(filePath string) {
// 获取初始文件信息
initialFileInfo, err := os.Stat(filePath)
if err != nil {
log.Println("无法获取文件信息:", err)
return
}
for {
// 每隔一段时间检查文件是否有变化
time.Sleep(7 * time.Second)
// 获取最新的文件信息
currentFileInfo, err := os.Stat(filePath)
if err != nil {
log.Println("无法获取文件信息:", err)
return
}
// 检查文件的修改时间是否有变化
if currentFileInfo.ModTime() != initialFileInfo.ModTime() {
log.Println("文件已修改")
initialFileInfo = currentFileInfo
globals.Init()
formattedTime := time.Now().Format("2006-01-02 15:04:05")
for _, url := range globals.RssUrls.Values {
go UpdateFeed(url, formattedTime)
}
}
}
}