问用于组织长代码的更好的使用、混合或静态方法。

EN

class myController {
    routeSubView(type: SubViewType, params: any) {
        swtich(type) {
            case SubViewType.A: 
                this._showA(params);
                break;
            case SubViewType.B: 
                this._showB(params);
                break;
            case SubViewType.C: 
                this._showC(params);
                break;
            case SubViewType.D: 
                this._showD(params);
                break;
            // ... a lot more
        }
    }

    private _showA() {
        // initialize view and render
    }

    private _showB() {
        // initialize view and render
    }

    private _showC() {
        // initialize view and render
    }

    private _showD() {
        // initialize view and render
    }

    // ... a lot more
}

### sub_views.ts
class SubViews {
    static showA(params: any) {
        // initialize view and render
    }
    static showB(params: any) {
        // initialize view and render
    }
}

### my_controller.ts
import { SubViews } from './sub_views';
class myController {
    routeSubView(type: SubViewType, params: any) {
        swtich(type) {
            case SubViewType.A: 
                SubViews::showA();
                break;
            case SubViewType.B: 
                SubViews::showB();
                break;
            case SubViewType.C: 
                SubViews::showC();
                break;
            case SubViewType.D: 
                SubViews::showD();
                break;
            // ... a lot more
        }
    }
}

### mixin.ts
export interface ISubviews {
    _showA(params: any): any;
    _showB(params: any): any;
    _showC(params: any): any;
    _showD(params: any): any;
}

export function _showA(param: any){
    // initialize view and render
}
export function _showB(param: any){
    // initialize view and render
}
export function _showC(param: any){
    // initialize view and render
}
export function _showD(param: any){
    // initialize view and render
}

### my_controller.ts

import * as { Mixin } from './mixin';

class myController implement Mixin.ISubviews {
    _showA(params: any): any;
    _showB(params: any): any;
    _showC(params: any): any;
    _showD(params: any): any;

    /// ...
}

Cocktail.mixin(myController, Mixin);