184 lines
4.2 KiB
Go
184 lines
4.2 KiB
Go
package main
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import (
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"context"
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"fmt"
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"log"
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"math/rand"
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"strings"
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)
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type HTMLData struct {
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Title string
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Description string
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Keywords string
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Author string
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CanonicalURL string
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Content string
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ParseResult []ParseResult
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}
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var style = `
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html {
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max-width: 70ch;
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padding: calc(1vmin + 0.5rem);
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margin-inline: auto;
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font-size: clamp(1em, 0.909em + 0.45vmin, 1.25em);
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font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
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color-scheme: light dark;
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}
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h1 {
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font-size: 2.5rem;
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font-weight: 600;
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margin: 0;
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}
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.title {
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text-align: center;
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}
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.search {
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display: flex;
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justify-content: center;
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margin-top: 1rem;
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margin-inline: auto;
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}
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.leftright {
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display: flex;
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justify-content: center;
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}
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.left {
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margin-right: auto;
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}
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.right {
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margin-left: auto;
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}
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textarea {
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width: 100%;
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height: 10rem;
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resize: vertical;
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}
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.messages {
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list-style-type: none;
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}
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.error {
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color: red;
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}
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.success {
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color: green;
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}
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`
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const (
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// errorListItem is shown after adding a feed. It shows if error or success.
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errorListItem = `<li class="%s"><a href="%s">%s</a> - %s</li>`
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// htmlTemplate is the HTML template for the entire page.
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htmlTemplate = `<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta name="description" content="%s">
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<meta name="keywords" content="%s">
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<meta name="author" content="%s">
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<link rel="canonical" href="%s">
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<title>%s</title>
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<style>%s</style>
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</head>
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<body>
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%s
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<span class="title"><h1><a href="/">FeedVault</a></h1></span>
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<div class="leftright">
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<div class="left">
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<small>Archive of <a href="https://en.wikipedia.org/wiki/Web_feed">web feeds</a>. %d feeds. ~%s.</small>
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</div>
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<div class="right">
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<form action="#" method="get">
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<input type="text" name="q" placeholder="Search">
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<button type="submit">Search</button>
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</form>
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</div>
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</div>
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<nav>
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<small>
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<div class="leftright">
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<div class="left">
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<a href="/">Home</a> | <a href="/feeds">Feeds</a> | <a href="/api">API</a>
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</div>
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<div class="right">
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<a href="https://github.com/TheLovinator1/FeedVault">GitHub</a> | <a href="https://github.com/sponsors/TheLovinator1">Donate</a>
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</div>
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</div>
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</small>
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</nav>
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<hr>
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<main>
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%s
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</main>
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<hr>
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<footer>
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<small>
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<div class="leftright">
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<div class="left">
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Made by <a href="">Joakim Hellsén</a>.
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</div>
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<div class="right">No rights reserved.</div>
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</div>
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<div class="leftright">
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<div class="left">
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<a href="mailto:hello@feedvault.se">hello@feedvault.se</a>
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</div>
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<div class="right">
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%s
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</div>
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</div>
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</small>
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</footer>
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</body>
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</html>`
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)
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func buildErrorList(parseResults []ParseResult) string {
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var errorBuilder strings.Builder
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if len(parseResults) > 0 {
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errorBuilder.WriteString("<ul>")
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for _, result := range parseResults {
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// CSS class for the list item. Green for success, red for error.
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listItemClass := "success"
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if result.IsError {
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listItemClass = "error"
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}
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errorBuilder.WriteString(fmt.Sprintf(errorListItem, listItemClass, result.FeedURL, result.FeedURL, result.Msg))
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}
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errorBuilder.WriteString("</ul>")
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}
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return errorBuilder.String()
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}
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func FullHTML(h HTMLData) string {
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statusMsg := buildErrorList(h.ParseResult)
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feedCount, err := DB.CountFeeds(context.Background())
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if err != nil {
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log.Fatalf("DB.CountFeeds(): %v", err)
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feedCount = 0
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}
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databaseSize, err := GetDBSize()
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if err != nil {
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databaseSize = "0 KiB"
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log.Println("Error getting database size:", err)
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}
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funMsg := FunMsg[rand.Intn(len(FunMsg))]
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return fmt.Sprintf(htmlTemplate, h.Description, h.Keywords, h.Author, h.CanonicalURL, h.Title, style, statusMsg, feedCount, databaseSize, h.Content, funMsg)
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}
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