Change to use nedb-promise instead of nedb

src/main/Client.ts

@@ -1,6 +1,6 @@
 import { app } from "electron"
 import Mastodon from 'megalodon'
-import Datastore from "nedb"
+import Datastore from "nedb-promises"
 import { join } from "path"
 
 type Protocol = 'http' | 'websocket'
@@ -14,7 +14,7 @@ export default class Client {
     private static nonAuthorizedHTTP: Map<string, Mastodon> = new Map()
     private static nonAuthorizedWebSocket: Map<string, Mastodon> = new Map()
 
-    public static getAuthClient(username: string, protocol: Protocol = 'http'): Mastodon {
+    public static async getAuthClient(username: string, protocol: Protocol = 'http'): Promise<Mastodon> {
         let clients = protocol === 'http' ? this.authorizedHTTP : this.authorizedWebSocket
 
         if (!clients.has(username)) {
@@ -23,13 +23,12 @@ export default class Client {
                 filename: join(app.getPath("userData"), "account.db"),
                 autoload: true
             })
-            db.find({ full: username }, function (err: any, docs: { domain: string; accessToken: string; }) {
-                if (err) {
-                    console.log(err)
-                } else {
-                    Client.setAuthClient(protocol, username, Client.createAuthClient(protocol, docs.domain, docs.accessToken))
-                }
-            })
+            try {
+                let doc = await db.findOne<{ domain: string; accessToken: string; }>({ full: username })
+                Client.setAuthClient(protocol, username, Client.createAuthClient(protocol, doc.domain, doc.accessToken))
+            } catch (err) {
+                throw err
+            }
         }
 
         return clients.get(username)!
@@ -66,7 +65,7 @@ export default class Client {
     private static createNoAuthClient(protocol: Protocol, domain: string): Mastodon {
         let scheme = protocol === 'http' ? 'https://' : 'wss://'
         return new Mastodon(
-            '', // pleromaでは空文字ではなくnullを指定しないと毎秒403エラーになるアクセスを繰り返すことになる。TypeScriptではnullを入れられないのでmegalodonの方を修正する必要あり
+            null, // pleromaでは空文字ではなくnullを指定しないと毎秒403エラーになるアクセスを繰り返すことになる。TypeScriptではnullを入れられないのでmegalodonの方を修正する必要あり
             scheme + domain + '/api/v1'
         )
     }

src/main/Timeline.ts

@@ -5,12 +5,11 @@ import {
 } from 'electron'
 import { Status, Response } from 'megalodon'
 import { join } from "path"
-import Datastore from "nedb"
+import Datastore from "nedb-promises"
 
 import Client from './Client'
 
 interface TimelineDoc {
-    _id?: string
     name: string
     type: string
 }
@@ -50,15 +49,14 @@ export default class Timeline {
             type: type,
         }
 
-        db.insert(docs, function (err, newDocs) {
-            if (err) {
-                let error = new Error("You cannot login already logined account.")
-                error.name = "ERROR_YOU_TRY_ANOTHER_ACCOUNT"
-                event.sender.send(`add-timeline`, undefined, error)
-            } else {
-                event.sender.send(`add-timeline`, newDocs)
-            }
-        })
+        try {
+            let newDoc = await db.insert(docs)
+            event.sender.send(`add-timeline`, newDoc)
+        } catch (err) {
+            let error = new Error("You cannot login already logined account.")
+            error.name = "ERROR_YOU_TRY_ANOTHER_ACCOUNT"
+            event.sender.send(`add-timeline`, undefined, error)
+        }
     }
 
     private static async onNoAuthTimeline(event: Event, name: string) {
@@ -82,7 +80,7 @@ export default class Timeline {
 
         let url = this.endpoints[type]
         try {
-            const client = Client.getAuthClient(name)
+            const client = await Client.getAuthClient(name)
             let res: Response<[Status]> = await client.get<[Status]>(url)
             event.sender.send(`timeline-${name}-${type}`, res.data)
         } catch (error) {