use regex match for last deck

app/ygopro.component.ts

@@ -93,7 +93,15 @@ export interface Points {
     ratio: number;
 }
 
+interface YGOProDistroData {
+    deckPath: string;
+    replayPath: string;
+    systemConf?: string;
+    lastDeckFormat?: string;
+}
+
 interface YGOProData {
+    ygopro: YGOProDistroData;
     servers: Server[];
 }
 
@@ -148,6 +156,8 @@ export class YGOProComponent implements OnInit, OnDestroy {
     // tslint:disable-next-line:member-ordering
     rooms_loading = true;
 
+    lastDeckFormat: RegExp;
+
     default_options: Options = {
         mode: 1,
         rule: this.settingsService.getLocale().startsWith('zh') ? 0 : 1,
@@ -269,7 +279,8 @@ export class YGOProComponent implements OnInit, OnDestroy {
     }
 
     async ngOnInit() {
-        this.servers = (<YGOProData>this.app.data).servers;
+        const ygoproData = <YGOProData>this.app.data;
+        this.servers = ygoproData.servers;
         this.selectableServers = this.servers.filter(s => !s.hidden);
         this.currentServer = this.selectableServers[0];
         // this.reloadCurrentServer();
@@ -281,6 +292,11 @@ export class YGOProComponent implements OnInit, OnDestroy {
             locale = 'en-US';
         }
 
+        if (ygoproData.ygopro.lastDeckFormat) {
+            //console.log(`Deck format pattern: ${ygoproData.ygopro.lastDeckFormat}`)
+            this.lastDeckFormat = new RegExp(ygoproData.ygopro.lastDeckFormat);
+        }
+
         this.system_conf = this.app.systemConfPath;
         await this.refresh(true);
 
@@ -408,12 +424,29 @@ export class YGOProComponent implements OnInit, OnDestroy {
 
     async refresh(init?: boolean) {
         this.decks = await this.get_decks();
-        let system_conf = await this.load_system_conf();
+        if (this.lastDeckFormat) {
+            const systemConfString = await this.load_system_conf();
+
+            let lastDeck: string;
+            if (systemConfString) {
+                // console.log(`System conf string: ${systemConfString}`);
+                const lastDeckMatch = systemConfString.match(this.lastDeckFormat);
+                if (lastDeckMatch) {
+                    lastDeck = lastDeckMatch[1];
+                    // console.log(`Last deck ${lastDeck} read from ${this.system_conf}.`);
+                } else {
+                    // console.error(`Deck pattern not found from pattern ${this.system_conf}: ${lastDeckMatch}`);
+                }
+            } else {
+                // console.error(`System conf ${this.system_conf} not found.`);
+            }
 
-        if (system_conf && this.decks.includes(system_conf.lastdeck)) {
-            this.current_deck = system_conf.lastdeck;
-        } else if (init) {
-            this.current_deck = this.decks[0];
+            if (lastDeck && this.decks.includes(lastDeck)) {
+                // console.log(`Got last deck ${lastDeck}.`);
+                this.current_deck = lastDeck;
+            } else if (init) {
+                this.current_deck = this.decks[0];
+            }
         }
 
         this.replays = await this.get_replays();
@@ -435,9 +468,33 @@ export class YGOProComponent implements OnInit, OnDestroy {
 
     async get_decks(): Promise<string[]> {
         try {
+            /*
+            const deckPath = this.app.ygoproDeckPath;
+            let result: string[] = [];
+            const files: string[] = await fs.readdir(deckPath);
+            for (const file of files) {
+                if (file.startsWith('.git')) { // fuck
+                   continue;
+                }
+                if (path.extname(file) === '.ydk') {
+                    result.push(path.basename(file, '.ydk'));
+                } else {
+                    const fullPath = path.join(deckPath, file);
+                    const stat = await fs.stat(fullPath);
+                    if (stat.isDirectory()) {
+                        const innerDecks = (await fs.readdir(fullPath))
+                            .filter((iFile) => path.extname(iFile) === '.ydk')
+                            .map((iFile) => path.join(file, path.basename(iFile, '.ydk')));
+                        result = result.concat(innerDecks);
+                    }
+                }
+            }
+            return result;
+            */
             let files: string[] = await fs.readdir(this.app.ygoproDeckPath);
             return files.filter(file => path.extname(file) === '.ydk').map(file => path.basename(file, '.ydk'));
         } catch (error) {
+            console.error(`Load deck fail: ${error.toString()}`);
             return [];
         }
     }
@@ -447,6 +504,7 @@ export class YGOProComponent implements OnInit, OnDestroy {
             let files: string[] = await fs.readdir(this.app.ygoproReplayPath);
             return files.filter(file => path.extname(file) === '.yrp').map(file => path.basename(file, '.yrp'));
         } catch (error) {
+            console.error(`Load replay fail: ${error.toString()}`);
             return [];
         }
     }
@@ -486,13 +544,13 @@ export class YGOProComponent implements OnInit, OnDestroy {
         }
     };*/
 
-    async load_system_conf(): Promise<SystemConf> {
+    async load_system_conf(): Promise<string> {
         if (!this.system_conf) {
             return null;
         }
         try {
             let data = await fs.readFile(this.system_conf, {encoding: 'utf-8'});
-            return <any>ini.parse(data);
+            return data;
         } catch(e) {
             return null;
         }