Add in the app and workflow

2025-11-14 16:11:07 -07:00
parent 30bde08b01
commit 1571f2a25e
3 changed files with 111 additions and 0 deletions
--- a/main.go
+++ b/main.go
@@ -0,0 +1,67 @@
+package main
+
+import (
+    "encoding/json"
+    "log"
+    "net/http"
+    "html/template"
+)
+
+type CatAPIResponse []struct {
+    URL string `json:"url"`
+}
+
+var tpl = template.Must(template.New("index").Parse(`
+<!DOCTYPE html>
+<html lang="en">
+<head>
+<meta charset="UTF-8">
+<title>Random Cat Meme</title>
+<script>
+async function getCat() {
+    const res = await fetch('/cat');
+    const data = await res.json();
+    document.getElementById('catImage').src = data.url;
+}
+</script>
+</head>
+<body>
+<h1>Random Cat Meme</h1>
+<img id="catImage" src="" style="max-width:500px; display:block; margin-bottom:10px;">
+<button onclick="getCat()">Get a new cat</button>
+</body>
+</html>
+`))
+
+func main() {
+    http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+        tpl.Execute(w, nil)
+    })
+
+    http.HandleFunc("/cat", func(w http.ResponseWriter, r *http.Request) {
+        resp, err := http.Get("https://api.thecatapi.com/v1/images/search")
+        if err != nil {
+            http.Error(w, "Failed to fetch cat image", http.StatusInternalServerError)
+            return
+        }
+        defer resp.Body.Close()
+
+        var catResp CatAPIResponse
+        if err := json.NewDecoder(resp.Body).Decode(&catResp); err != nil {
+            http.Error(w, "Failed to decode API response", http.StatusInternalServerError)
+            return
+        }
+
+        if len(catResp) == 0 {
+            http.Error(w, "No cat image found", http.StatusInternalServerError)
+            return
+        }
+
+        w.Header().Set("Content-Type", "application/json")
+        json.NewEncoder(w).Encode(map[string]string{"url": catResp[0].URL})
+    })
+
+    log.Println("Starting server on :8080")
+    log.Fatal(http.ListenAndServe(":8080", nil))
+}
+