first commit

assets/scripts/union/UnionItemLogic.ts

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+import { _decorator, Component, Label, Node } from 'cc';
+const { ccclass, property } = _decorator;
+import UnionCommand from "./UnionCommand";
+import { Union } from "./UnionProxy";
+import { EventMgr } from '../utils/EventMgr';
+
+@ccclass('UnionItemLogic')
+export default class UnionItemLogic extends Component {
+    @property(Label)
+    nameLabel: Label | null = null;
+    @property(Node)
+    joinButtonNode: Node | null = null;
+    protected _unionData:Union = null;
+    protected onLoad():void{
+        this.joinButtonNode.active = false;
+    }
+    protected updateItem(data:Union):void{
+        this._unionData = data;
+        this.nameLabel.string = this._unionData.name;
+        this.joinButtonNode.active = this.isCanJoin();
+
+
+    }
+    protected isCanJoin():boolean{
+        return !UnionCommand.getInstance().proxy.isMeInUnion();
+    }
+    protected join():void{
+        UnionCommand.getInstance().unionJoin(this._unionData.id)
+    }
+    protected click():void{
+        var isCanjoin:boolean = this.isCanJoin();
+        if(!isCanjoin){
+            EventMgr.emit("open_my_union",this._unionData)
+        }
+    }
+}