script for capturing message update events

scripts/capture-message-update-events.js

@@ -0,0 +1,51 @@
+// @ts-check
+
+// ****
+const interestingFields = ["author", "content", "edited_timestamp", "mentions", "attachments", "embeds", "type", "message_reference", "referenced_message", "sticker_items"]
+// *****
+
+function fieldToPresenceValue(field) {
+	if (field === undefined) return 0
+	else if (field === null) return 1
+	else if (Array.isArray(field) && field.length === 0) return 10
+	else if (typeof field === "object" && Object.keys(field).length === 0) return 20
+	else if (field === "") return 30
+	else return 99
+}
+
+const sqlite = require("better-sqlite3")
+const HeatSync = require("heatsync")
+
+const config = require("../config")
+const passthrough = require("../passthrough")
+
+const sync = new HeatSync({watchFS: false})
+
+Object.assign(passthrough, {config, sync})
+
+const DiscordClient = require("../d2m/discord-client", false)
+
+const discord = new DiscordClient(config.discordToken, false)
+passthrough.discord = discord
+
+;(async () => {
+	await discord.cloud.connect()
+	console.log("Discord gateway started")
+
+	const f = event => onPacket(discord, event, () => discord.cloud.off("event", f))
+	discord.cloud.on("event", f)
+})()
+
+const events = new sqlite("scripts/events.db")
+const sql = "INSERT INTO \"update\" (json, " + interestingFields.join(", ") + ") VALUES (" + "?".repeat(interestingFields.length + 1).split("").join(", ") + ")"
+console.log(sql)
+const prepared = events.prepare(sql)
+
+/** @param {DiscordClient} discord */
+function onPacket(discord, event, unsubscribe) {
+	if (event.t === "MESSAGE_UPDATE") {
+		const data = [JSON.stringify(event.d), ...interestingFields.map(f => fieldToPresenceValue(event.d[f]))]
+		console.log(data)
+		prepared.run(...data)
+	}
+}