feat: add search functionality

lyrics.go

@@ -3,7 +3,6 @@ package main
 import (
 	"fmt"
 	"net/http"
-	"net/url"
 	"strings"
 
 	"github.com/PuerkitoBio/goquery"
@@ -34,9 +33,7 @@ func (s *song) parseMetadata(doc *goquery.Document) {
 	title := doc.Find("h1[class*='Title']").First().Text()
 	image, exists := doc.Find("meta[property='og:image']").Attr("content")
 	if exists {
-		if u, err := url.Parse(image); err == nil {
-			s.Image = fmt.Sprintf("/images%s", u.Path)
-		}
+		s.Image = extractURL(image)
 	}
 
 	s.Title = title

main.go

@@ -27,6 +27,7 @@ func main() {
 	r.Use(securityHeaders)
 
 	r.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) { render("home", w, nil) })
+	r.HandleFunc("/search", searchHandler).Methods("GET")
 	r.HandleFunc("/{id}-lyrics", lyricsHandler)
 	r.HandleFunc("/images/{filename}.{ext}", proxyHandler)
 	r.PathPrefix("/static/").Handler(http.StripPrefix("/static/", http.FileServer(http.Dir("static"))))

proxy.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"io"
 	"net/http"
+	"net/url"
 	"strings"
 
 	"github.com/gorilla/mux"
@@ -20,6 +21,15 @@ func isValidExt(ext string) bool {
 	return false
 }
 
+func extractURL(image string) string {
+	u, err := url.Parse(image)
+	if err != nil {
+		return ""
+	}
+
+	return fmt.Sprintf("/images%s", u.Path)
+}
+
 func proxyHandler(w http.ResponseWriter, r *http.Request) {
 	v := mux.Vars(r)
 	f := v["filename"]

search.go

@@ -0,0 +1,60 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+)
+
+type response struct {
+	Response struct {
+		Sections sections
+	}
+}
+
+type result struct {
+	ArtistNames string `json:"artist_names"`
+	Title       string
+	Path        string
+	Thumbnail   string `json:"song_art_image_thumbnail_url"`
+}
+
+type hits []struct {
+	Result result
+}
+
+type sections []struct {
+	Type string
+	Hits hits
+}
+
+type renderVars struct {
+	Query    string
+	Sections sections
+}
+
+func searchHandler(w http.ResponseWriter, r *http.Request) {
+	query := r.URL.Query().Get("q")
+	url := fmt.Sprintf(`https://genius.com/api/search/multi?q=%s`, query)
+
+	res, err := http.Get(url)
+	if err != nil {
+		logger.Errorln(err)
+		w.WriteHeader(http.StatusInternalServerError)
+		render("error", w, map[string]string{
+			"Status": "500",
+			"Error":  "cannot reach genius servers",
+		})
+	}
+
+	defer res.Body.Close()
+
+	var data response
+
+	d := json.NewDecoder(res.Body)
+	d.Decode(&data)
+
+	vars := renderVars{query, data.Response.Sections}
+
+	render("search", w, vars)
+}

static/style.css

@@ -247,6 +247,70 @@ footer a:hover {
 	color: #222;
 }
 
+.main {
+	flex-grow: 1;
+}
+
+#search-page {
+	display: flex;
+	flex-direction: column;
+	gap: 3rem;
+	padding: 2rem 1rem;
+}
+
+@media screen and (min-width: 800px) {
+	#search-page {
+		width: 80rem;
+		margin: 0 auto;
+	}
+}
+
+#search-input {
+	width: 100%;
+	padding: 1rem 2rem;
+	box-sizing: border-box;
+	border-radius: 5px;
+	border: 1px solid #ddd;
+	color: #222;
+}
+
+#search-results {
+	display: flex;
+	flex-direction: column;
+	gap: 1rem;
+}
+
+#search-results h1 {
+	text-align:center;
+	color: #111;
+	font-size: 2.5rem;
+}
+
+#search-item {
+	display: flex;
+	height: 8rem;
+	border: 1px solid #eee;
+	border-radius: 5px;
+	gap: 1rem;
+	padding: 1rem;
+	box-shadow: 0 1px 1px #ddd;
+}
+
+#search-item h2 {
+	font-size: 1.8rem;
+	color: #222;
+}
+
+#search-item span {
+	font-size: 1.3rem;
+	color: #333;
+}
+
+#search-item img {
+	width: 8rem;
+	border-radius: 5px;
+}
+
 /* dark mode */
 @media (prefers-color-scheme: dark) {
 	body {
@@ -287,4 +351,24 @@ footer a:hover {
 	#home p, #error p{
 		color: #ddd;
 	}
+
+	#search-input {
+		background-color: #ddd;
+	} 
+
+	#search-page h1 {
+		color: #eee;
+	}
+
+	#search-item {
+		border: 1px solid #888;
+	}
+
+	#search-item h2 {
+		color: #ddd;
+	}
+
+	#search-item span {
+		color: #bbb;
+	}
 }

utils.go

@@ -62,7 +62,8 @@ func getTemplates(templates ...string) []string {
 
 func render(n string, w http.ResponseWriter, data interface{}) {
 	w.Header().Set("content-type", "text/html")
-	t, err := template.ParseFiles(getTemplates(n, "navbar", "footer")...)
+	t := template.New(n + ".tmpl").Funcs(template.FuncMap{"extractURL": extractURL})
+	t, err := t.ParseFiles(getTemplates(n, "navbar", "footer")...)
 	if err != nil {
 		logger.Errorln(err)
 		w.WriteHeader(http.StatusInternalServerError)

views/home.tmpl

@@ -14,7 +14,10 @@
 					<h1>Welcome to dumb</h1>
 					<p>An alternative frontend for genius.com</p>
 				</div>
-				<code>Just redirect Genius URLs to this instance and It's all good.</code>
+				<form method="GET" action="/search">
+					<input type="text" name="q" id="search-input" placeholder="Search..." />
+				</form>
+
 			</div>
 			{{template "footer"}}
 		</div>

views/search.tmpl

@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<html>
+	<head>
+		<title>Search - dumb</title>
+		<meta charset="utf-8" />
+		<link rel="stylesheet" type="text/css" href="/static/style.css" />
+		<meta name="viewport" content="width=device-width, initial-scale=1" />
+	</head>
+	<body>
+		<main id="app">
+			{{template "navbar"}}
+			<div id="search-page" class="main">
+				<form method="GET">
+					<input type="text" name="q" id="search-input" placeholder="Search..." value="{{.Query}}" />
+				</form>
+				<div id="search-results">
+				{{range .Sections}}
+					{{if eq .Type "song"}}
+						<h1>Songs</h1>
+						{{range .Hits}}
+							<a id="search-item" href="{{.Result.Path}}">
+								<img src="{{extractURL .Result.Thumbnail}}"/>
+								<div>
+									<span>{{.Result.ArtistNames}}</span>
+									<h2>{{.Result.Title}}</h2>
+								</div>
+							</a>
+						{{end}}
+					{{end}}
+				{{end}}
+				</div>
+			</div>
+			{{template "footer"}}
+		</div>
+	</body>
+</html>