Refactor: db tasks to database.js, log delete to modules/logs.js

js/modules/logs.js

@@ -0,0 +1,19 @@
+const { ipcRenderer } = require('electron');
+
+/* eslint-env node */
+
+module.exports = {
+  deleteAll,
+};
+
+function deleteAll() {
+  return new Promise((resolve, reject) => {
+    ipcRenderer.once('delete-all-logs-complete', resolve);
+
+    setTimeout(() => {
+      reject(new Error('Request to delete all logs timed out'));
+    }, 5000);
+
+    ipcRenderer.send('delete-all-logs');
+  });
+}