Ability to store request history in database

src/lib/constants.js

@@ -64,7 +64,8 @@ let constants = {
 		updater_cache_time: 2*60*1000,
 		cache_sweep_interval: 3*60*1000,
 		db_user_id: true,
-		db_post_n3: true
+		db_post_n3: true,
+		db_request_history: false
 	},
 
 	// Instagram uses this stuff. This shouldn't be changed, except to fix a bug that hasn't yet been fixed upstream.
@@ -122,7 +123,7 @@ let constants = {
 		}
 	},
 
-	database_version: 2
+	database_version: 3
 }
 
 // Override values from config and export the result

src/lib/structures/RequestHistory.js

@@ -1,3 +1,6 @@
+const constants = require("../constants")
+const db = require("../db")
+
 class RequestHistory {
 	/**
 	 * @param {string[]} tracked list of things that can be tracked
@@ -23,6 +26,9 @@ class RequestHistory {
 		const entry = this.store.get(key)
 		entry.lastRequestAt = Date.now()
 		entry.lastRequestSuccessful = success
+		if (constants.caching.db_request_history) {
+			db.prepare("INSERT INTO RequestHistory (type, success, timestamp) VALUES (?, ?, ?)").run(key, +entry.lastRequestSuccessful, entry.lastRequestAt)
+		}
 	}
 
 	export() {

src/lib/utils/upgradedb.js

@@ -38,7 +38,18 @@ const deltas = new Map([
 			db.prepare("ALTER TABLE Users_New RENAME TO Users")
 				.run()
 		})()
+	}],
+	// version 2 to version 3
+	[3, function() {
+		db.transaction(() => {
+			db.prepare("DROP TABLE IF EXISTS RequestHistory")
+				.run()
+			db.prepare("CREATE TABLE RequestHistory (type TEXT NOT NULL, success INTEGER NOT NULL, timestamp INTEGER NOT NULL)")
+				.run()
+		})()
 	}]
+
+
 ])
 
 module.exports = async function() {