initial commit

main.go

@@ -0,0 +1,56 @@
+// webhook: execute a Discord webhook
+// Copyright (c) 2026 Jeremy Baxter.  All rights reserved.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
+// IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+package main
+
+import (
+	"errors"
+	"strings"
+
+	"encoding/json"
+	"net/http"
+)
+
+var baseURL = "https://discord.com/api/webhooks/"
+
+type Embed struct {
+	Title string `json:"title"`
+	Text string `json:"description"`
+	Type string `json:"type"`
+}
+
+type WebhookRequest struct {
+	Name string `json:"username"`
+	Embeds [1]Embed `json:"embeds"`
+}
+
+func Execute(suffix, username, title, text string) (err error) {
+	embed := Embed{title, text, "rich"}
+	w := WebhookRequest{username, [1]Embed{embed}}
+
+	body, err := json.Marshal(w)
+	if err != nil {
+		return
+	}
+
+	resp, err := http.Post(baseURL + suffix, "application/json",
+		strings.NewReader(string(body)))
+
+	if resp.StatusCode < 200 || resp.StatusCode > 299 {
+		err = errors.New(resp.Status)
+	}
+
+	return
+}