diff --git a/frappe/backends/http.js b/frappe/backends/http.js
deleted file mode 100644
index 57af0f0e..00000000
--- a/frappe/backends/http.js
+++ /dev/null
@@ -1,235 +0,0 @@
-const frappe = require('frappe');
-const Observable = require('frappe/utils/observable');
-const triggerEvent = (name) => frappe.events.trigger(`http:${name}`);
-
-module.exports = class HTTPClient extends Observable {
-  constructor({ server, protocol = 'http' }) {
-    super();
-
-    this.server = server;
-    this.protocol = protocol;
-    frappe.config.serverURL = this.getURL();
-
-    // if the backend is http, then always client!
-    frappe.isServer = false;
-
-    this.initTypeMap();
-  }
-
-  connect() {}
-
-  async insert(doctype, doc) {
-    doc.doctype = doctype;
-    let filesToUpload = this.getFilesToUpload(doc);
-    let url = this.getURL('/api/resource', doctype);
-
-    const responseDoc = await this.fetch(url, {
-      method: 'POST',
-      body: JSON.stringify(doc),
-    });
-
-    await this.uploadFilesAndUpdateDoc(filesToUpload, doctype, responseDoc);
-
-    return responseDoc;
-  }
-
-  async get(doctype, name) {
-    name = encodeURIComponent(name);
-    let url = this.getURL('/api/resource', doctype, name);
-    return await this.fetch(url, {
-      method: 'GET',
-      headers: this.getHeaders(),
-    });
-  }
-
-  async getAll({ doctype, fields, filters, start, limit, sortBy, order }) {
-    let url = this.getURL('/api/resource', doctype);
-
-    url =
-      url +
-      '?' +
-      frappe.getQueryString({
-        fields: JSON.stringify(fields),
-        filters: JSON.stringify(filters),
-        start: start,
-        limit: limit,
-        sortBy: sortBy,
-        order: order,
-      });
-
-    return await this.fetch(url, {
-      method: 'GET',
-    });
-  }
-
-  async update(doctype, doc) {
-    doc.doctype = doctype;
-    let filesToUpload = this.getFilesToUpload(doc);
-    let url = this.getURL('/api/resource', doctype, doc.name);
-
-    const responseDoc = await this.fetch(url, {
-      method: 'PUT',
-      body: JSON.stringify(doc),
-    });
-
-    await this.uploadFilesAndUpdateDoc(filesToUpload, doctype, responseDoc);
-
-    return responseDoc;
-  }
-
-  async delete(doctype, name) {
-    let url = this.getURL('/api/resource', doctype, name);
-
-    return await this.fetch(url, {
-      method: 'DELETE',
-    });
-  }
-
-  async deleteMany(doctype, names) {
-    let url = this.getURL('/api/resource', doctype);
-
-    return await this.fetch(url, {
-      method: 'DELETE',
-      body: JSON.stringify(names),
-    });
-  }
-
-  async exists(doctype, name) {
-    return (await this.getValue(doctype, name, 'name')) ? true : false;
-  }
-
-  async getValue(doctype, name, fieldname) {
-    let url = this.getURL('/api/resource', doctype, name, fieldname);
-
-    return (
-      await this.fetch(url, {
-        method: 'GET',
-      })
-    ).value;
-  }
-
-  async fetch(url, args) {
-    triggerEvent('ajaxStart');
-
-    args.headers = this.getHeaders();
-    let response = await frappe.fetch(url, args);
-
-    triggerEvent('ajaxStop');
-
-    if (response.status === 200) {
-      let data = await response.json();
-      return data;
-    }
-
-    if (response.status === 401) {
-      triggerEvent('unauthorized');
-    }
-
-    throw Error(await response.text());
-  }
-
-  getFilesToUpload(doc) {
-    const meta = frappe.getMeta(doc.doctype);
-    const fileFields = meta.getFieldsWith({ fieldtype: 'File' });
-    const filesToUpload = [];
-
-    if (fileFields.length > 0) {
-      fileFields.forEach((df) => {
-        const files = doc[df.fieldname] || [];
-        if (files.length) {
-          filesToUpload.push({
-            fieldname: df.fieldname,
-            files: files,
-          });
-        }
-        delete doc[df.fieldname];
-      });
-    }
-
-    return filesToUpload;
-  }
-
-  async uploadFilesAndUpdateDoc(filesToUpload, doctype, doc) {
-    if (filesToUpload.length > 0) {
-      // upload files
-      for (const fileToUpload of filesToUpload) {
-        const files = await this.uploadFiles(
-          fileToUpload.files,
-          doctype,
-          doc.name,
-          fileToUpload.fieldname
-        );
-        doc[fileToUpload.fieldname] = files[0].name;
-      }
-    }
-  }
-
-  async uploadFiles(fileList, doctype, name, fieldname) {
-    let url = this.getURL('/api/upload', doctype, name, fieldname);
-
-    let formData = new FormData();
-    for (const file of fileList) {
-      formData.append('files', file, file.name);
-    }
-
-    let response = await frappe.fetch(url, {
-      method: 'POST',
-      body: formData,
-    });
-
-    const data = await response.json();
-    if (response.status !== 200) {
-      throw Error(data.error);
-    }
-    return data;
-  }
-
-  getURL(...parts) {
-    return this.protocol + '://' + this.server + (parts || []).join('/');
-  }
-
-  getHeaders() {
-    const headers = {
-      Accept: 'application/json',
-      'Content-Type': 'application/json',
-    };
-    if (frappe.session && frappe.session.token) {
-      headers.token = frappe.session.token;
-    }
-    return headers;
-  }
-
-  initTypeMap() {
-    this.typeMap = {
-      AutoComplete: true,
-      Currency: true,
-      Int: true,
-      Float: true,
-      Percent: true,
-      Check: true,
-      'Small Text': true,
-      'Long Text': true,
-      Code: true,
-      'Text Editor': true,
-      Date: true,
-      Datetime: true,
-      Time: true,
-      Text: true,
-      Data: true,
-      Link: true,
-      DynamicLink: true,
-      Password: true,
-      Select: true,
-      'Read Only': true,
-      File: true,
-      Attach: true,
-      'Attach Image': true,
-      Signature: true,
-      Color: true,
-      Barcode: true,
-      Geolocation: true,
-    };
-  }
-
-  close() {}
-};
diff --git a/frappe/backends/mysql.js b/frappe/backends/mysql.js
deleted file mode 100644
index f544f3cf..00000000
--- a/frappe/backends/mysql.js
+++ /dev/null
@@ -1,238 +0,0 @@
-const frappe = require('frappe');
-const mysql = require('mysql');
-const Database = require('./database');
-const debug = false;
-
-module.exports = class mysqlDatabase extends Database {
-  constructor({ db_name, username, password, host }) {
-    super();
-    this.db_name = db_name;
-    this.username = username;
-    this.password = password;
-    this.host = host;
-    this.init_typeMap();
-  }
-
-  connect(db_name) {
-    if (db_name) {
-      this.db_name = db_name;
-    }
-    return new Promise((resolve) => {
-      this.conn = new mysql.createConnection({
-        host: this.host,
-        user: this.username,
-        password: this.password,
-        database: this.db_name,
-      });
-      () => {
-        if (debug) {
-          this.conn.on('trace', (trace) => console.log(trace));
-        }
-      };
-      resolve();
-    });
-  }
-
-  async tableExists(table) {
-    const name = await this.sql(`SELECT table_name
-            FROM information_schema.tables
-            WHERE table_schema = '${this.db_name}'
-            AND table_name = '${table}'`);
-    return name && name.length ? true : false;
-  }
-
-  async runCreateTableQuery(doctype, columns, values) {
-    const query = `CREATE TABLE IF NOT EXISTS ${doctype} (
-            ${columns.join(', ')})`;
-
-    return await this.run(query, values);
-  }
-
-  updateColumnDefinition(df, columns, indexes) {
-    columns.push(
-      `${df.fieldname} ${this.typeMap[df.fieldtype]} ${
-        df.required && !df.default ? 'not null' : ''
-      } ${df.default ? `default '${df.default}'` : ''}`
-    );
-  }
-
-  async getTableColumns(doctype) {
-    return (await this.sql(`SHOW COLUMNS FROM ${doctype}`)).map((d) => d.Field);
-  }
-
-  async runAddColumnQuery(doctype, fields) {
-    await this.run(
-      `ALTER TABLE ${doctype} ADD COLUMN ${this.get_column_definition(doctype)}`
-    );
-  }
-
-  getOne(doctype, name, fields = '*') {
-    fields = this.prepareFields(fields);
-
-    return new Promise((resolve, reject) => {
-      this.conn.get(
-        `select ${fields} from ${doctype}
-                where name = ?`,
-        name,
-        (err, row) => {
-          resolve(row || {});
-        }
-      );
-    });
-  }
-
-  async insertOne(doctype, doc) {
-    let fields = this.get_keys(doctype);
-    let placeholders = fields.map((d) => '?').join(', ');
-
-    if (!doc.name) {
-      doc.name = frappe.getRandomString();
-    }
-
-    return await this.run(
-      `insert into ${doctype}
-            (${fields.map((field) => field.fieldname).join(', ')})
-            values (${placeholders})`,
-      this.getFormattedValues(fields, doc)
-    );
-  }
-
-  async updateOne(doctype, doc) {
-    let fields = this.getKeys(doctype);
-    let assigns = fields.map((field) => `${field.fieldname} = ?`);
-    let values = this.getFormattedValues(fields, doc);
-
-    // additional name for where clause
-    values.push(doc.name);
-
-    return await this.run(
-      `update ${doctype}
-                set ${assigns.join(', ')} where name=?`,
-      values
-    );
-  }
-
-  async runDeleteOtherChildren(field, added) {
-    await this.run(
-      `delete from ${field.childtype}
-            where
-                parent = ? and
-                name not in (${added
-                  .slice(1)
-                  .map((d) => '?')
-                  .join(', ')})`,
-      added
-    );
-  }
-
-  async deleteOne(doctype, name) {
-    return await this.run(`delete from ${doctype} where name=?`, name);
-  }
-
-  async deleteChildren(parenttype, parent) {
-    await this.run(`delete from ${parent} where parent=?`, parent);
-  }
-
-  getAll({
-    doctype,
-    fields,
-    filters,
-    start,
-    limit,
-    order_by = 'modified',
-    order = 'desc',
-  } = {}) {
-    if (!fields) {
-      fields = frappe.getMeta(doctype).getKeywordFields();
-    }
-    return new Promise((resolve, reject) => {
-      let conditions = this.getFilterConditions(filters);
-
-      this.conn.all(
-        `select ${fields.join(', ')}
-                from ${doctype}
-                ${conditions.conditions ? 'where' : ''} ${conditions.conditions}
-                ${order_by ? 'order by ' + order_by : ''} ${
-          order_by ? order || 'asc' : ''
-        }
-                ${limit ? 'limit ' + limit : ''} ${
-          start ? 'offset ' + start : ''
-        }`,
-        conditions.values,
-        (err, rows) => {
-          if (err) {
-            reject(err);
-          } else {
-            resolve(rows);
-          }
-        }
-      );
-    });
-  }
-
-  run(query, params) {
-    // TODO promisify
-    return new Promise((resolve, reject) => {
-      this.conn.query(query, params, (err) => {
-        if (err) {
-          if (debug) {
-            console.error(err);
-          }
-          reject(err);
-        } else {
-          resolve();
-        }
-      });
-    });
-  }
-
-  sql(query, params) {
-    return new Promise((resolve) => {
-      this.conn.query(query, params, (err, rows) => {
-        resolve(rows);
-      });
-    });
-  }
-
-  async commit() {
-    try {
-      await this.run('commit');
-    } catch (e) {
-      if (e.errno !== 1) {
-        throw e;
-      }
-    }
-  }
-
-  init_typeMap() {
-    this.typeMap = {
-      AutoComplete: 'VARCHAR(140)',
-      Currency: 'real',
-      Int: 'INT',
-      Float: 'decimal(18,6)',
-      Percent: 'real',
-      Check: 'INT(1)',
-      'Small Text': 'text',
-      'Long Text': 'text',
-      Code: 'text',
-      'Text Editor': 'text',
-      Date: 'DATE',
-      Datetime: 'DATETIME',
-      Time: 'TIME',
-      Text: 'text',
-      Data: 'VARCHAR(140)',
-      Link: ' varchar(140)',
-      DynamicLink: 'text',
-      Password: 'varchar(140)',
-      Select: 'VARCHAR(140)',
-      'Read Only': 'varchar(140)',
-      File: 'text',
-      Attach: 'text',
-      'Attach Image': 'text',
-      Signature: 'text',
-      Color: 'text',
-      Barcode: 'text',
-      Geolocation: 'text',
-    };
-  }
-};
diff --git a/src/background.js b/src/background.ts
similarity index 100%
rename from src/background.js
rename to src/background.ts
diff --git a/vue.config.js b/vue.config.js
index 12013dcc..54f03ca6 100644
--- a/vue.config.js
+++ b/vue.config.js
@@ -5,8 +5,8 @@ module.exports = {
   pluginOptions: {
     electronBuilder: {
       nodeIntegration: true,
-      disableMainProcessTypescript: true,
-      mainProcessTypeChecking: false,
+      disableMainProcessTypescript: false,
+      mainProcessTypeChecking: true,
       chainWebpackRendererProcess: (config) => {
         config.target('electron-renderer');
         config.resolve.alias.set('frappe', path.resolve(__dirname, './frappe'));