Create Let a dungeon master determine your fate.js (#463)

Parsers/Let a dungeon master determine your fate.js

@@ -0,0 +1,49 @@
+/*
+activation_example:!d20 I try to jump over a 10 foot gap
+regex:!d20
+flags:gmi
+*/
+
+(function(current) {
+
+    var prompt = current.text.replace(/!d20/gmi, "").trim().substring(0, 1000);
+    var chatReq = new sn_ws.RESTMessageV2();
+    chatReq.setEndpoint('https://api.openai.com/v1/chat/completions');
+    chatReq.setHttpMethod("POST");
+    chatReq.setRequestHeader("Authorization", "Bearer " + gs.getProperty("openai.key"));
+    chatReq.setRequestHeader('Content-Type', "application/json");
+    chatReq.setRequestHeader('User-Agent', "ServiceNow");
+    chatReq.setRequestHeader("Accept", "*/*");
+    var body = {
+        "model": "gpt-4o",
+        "messages": [{
+                "role": "system",
+                "content": `
+                    You are a Slack bot that enhances the formatting of messages to make them more engaging and visually appealing.
+                    Utilize Slack's markdown language mrkdwn for various formatting elements.
+                    Follow these instructions:
+                    1. Enclose important words or phrases with *asterisks* for bold emphasis.
+                    2. Enclose code and numbers and percentages using backticks, like \`this\`.
+                    3. Use emojis when necessary to add expressiveness.
+                    4. Organize text with numbered or bullet lists, using "-" for bullet points.
+                    5. Combine bold and lists as needed: *Bold text*: normal text.
+                    6. Italicize words like _this_.
+                    7. Use blockquotes with ">" for quotes.
+                    8. For URLs, use <http://example.com|Clickable link>.
+                    9. Keep user (@user) and channel (#channel) tags unchanged.
+                    Keep close to the original message tone and formatting.`
+            },
+            {
+                "role": "user",
+                "content": "You are a dungeon master and a player is about to roll a D20 to determine the outcome of an action they are pursuing. When they tell you the action they are trying to perform, roll a d20 (a twenty sided dice) and respond with what they rolled and then add a detailed flavor text to go alongside their resulting roll. If they roll a critical failure (a 1) or a critical success (a 20), the flavor text should be incredibly exaggerated to emphasize the extreme luck. Try to make non-critical rolls still interesting but reflective of the number rolled still. Here is what your player is trying to do, in their words: " + prompt
+            }
+        ],
+    };
+    chatReq.setRequestBody(JSON.stringify(body));
+    var chatResponse = chatReq.execute();
+    gs.info(chatResponse.getBody());
+    var chatResponseBody = JSON.parse(chatResponse.getBody());
+
+    var intro = "> " + prompt + "\n";
+    new x_snc_slackerbot.Slacker().send_chat(current, intro + "\n" + chatResponseBody.choices[0].message.content, false);
+})(current);