Add DALL-E to OpenAI plugin

src/openai.js

@@ -0,0 +1,46 @@
+const { readSecret, SECRET_KEYS } = require("./secrets");
+
+/**
+ * Registers the OpenAI endpoints.
+ * @param {import("express").Express} app
+ * @param {any} jsonParser
+ */
+function registerEndpoints(app, jsonParser) {
+    app.post('/api/openai/generate-image', jsonParser, async (request, response) => {
+        try {
+            const key = readSecret(SECRET_KEYS.OPENAI);
+
+            if (!key) {
+                console.log('No OpenAI key found');
+                return response.sendStatus(401);
+            }
+
+            console.log('OpenAI request', request.body);
+
+            const result = await fetch('https://api.openai.com/v1/images/generations', {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json',
+                    Authorization: `Bearer ${key}`,
+                },
+                body: JSON.stringify(request.body),
+            });
+
+            if (!result.ok) {
+                const text = await result.text();
+                console.log('OpenAI request failed', result.statusText, text);
+                return response.status(500).send(text);
+            }
+
+            const data = await result.json();
+            return response.json(data);
+        } catch (error) {
+            console.error(error);
+            response.status(500).send('Internal server error');
+        }
+    });
+}
+
+module.exports = {
+    registerEndpoints,
+};