Создал дочерний класс InRepairState, импортировал необходимые классы

related #4

src/Truck.ts

 import { Driver } from "./Driver";
+import { TruckState } from "./TruckState/TruckState";
+import { InBaseState } from "./TruckState/state/InBaseState";
 
 export class Truck {
     id: number;
@@ -11,7 +13,12 @@ export class Truck {
         this.id = id;
         this.name = name;
         this.driver = driver;
-        this._state = new BaseState();
+        this._state = new InBaseState();
         this._stringState = this._state.name;
+        this._state.setTruck(this);
+    };
+
+    changeState (state: TruckState) {
+        this._state = state;
     };
 };
\ No newline at end of file

src/TruckState/TruckState.ts

+import { Truck } from "../Truck";
+
 export abstract class TruckState {
+    protected truck!: Truck;
+
+    public setTruck (truck: Truck) {
+        this.truck = truck;
+    };
+
     public abstract name: string;
 
     public abstract changeDriver(): void;

src/TruckState/state/InBaseState.ts

 import { TruckState } from "../TruckState";
+import { InRepairState } from "./InRepairState";
+import { InRunState } from "./InRunState";
 
 export class InBaseState extends TruckState {
     public name: string = 'На базе';
@@ -8,10 +10,12 @@ export class InBaseState extends TruckState {
     };
 
     public startRun(): void {
+        this.truck.changeState(new InRunState());
         console.log('Грузовик успешно выдвинулся в путь');
     };
 
     public startRepair(): void {
+        this.truck.changeState(new InRepairState());
         console.log('Грузовик успешно отправился на починку');
     };
 };
\ No newline at end of file

src/TruckState/state/InRepairState.ts

+import { TruckState } from "../TruckState";
+import { InBaseState } from "./InBaseState";
+import { InRunState } from "./InRunState";
+
+export class InRepairState extends TruckState {
+    public name: string = 'На починке';
+
+    public changeDriver(): void {
+        console.log('Ошибка. Нельзя поменять водителя в пути!');
+    };
+
+    public startRun(): void {
+        let ranNum: number = Math.random() * 2
+        if (ranNum = 0) {
+            this.truck.changeState(new InBaseState());
+            console.log('Грузовик успешно отправился на базу');
+        } else if (ranNum = 1) {
+            this.truck.changeState(new InRunState());
+            console.log('Грузовик успешно отправился в путь');
+        };
+    };
+
+    public startRepair(): void {
+        console.log('Ошибка. Грузовик уже находится в ремонте!');
+    };
+};
\ No newline at end of file

src/TruckState/state/InRunState.ts

 import { TruckState } from "../TruckState";
+import { InRepairState } from "./InRepairState";
 
 export class InRunState extends TruckState {
     public name: string = 'В пути';
@@ -12,6 +13,7 @@ export class InRunState extends TruckState {
     };
 
     public startRepair(): void {
+        this.truck.changeState(new InRepairState());
         console.log('Грузовик успешно отправился на починку');
     };
 };
\ No newline at end of file