Remove Driver interface abstraction

Author: MichalLytek

src/driver/BaseDriver.ts

@@ -1,13 +1,19 @@
 import {ValidatorOptions} from "class-validator";
-import {HttpError} from "../http-error/HttpError";
 import {ClassTransformOptions} from "class-transformer";
+
+import {HttpError} from "../http-error/HttpError";
 import {CurrentUserChecker} from "../CurrentUserChecker";
 import {AuthorizationChecker} from "../AuthorizationChecker";
+import {ActionMetadata} from "../metadata/ActionMetadata";
+import {ParamMetadata} from "../metadata/ParamMetadata";
+import {MiddlewareMetadata} from "../metadata/MiddlewareMetadata";
+import {Action} from "../Action";
 
 /**
  * Base driver functionality for all other drivers.
+ * Abstract layer to organize controllers integration with different http server implementations.
  */
-export class BaseDriver {
+export abstract class BaseDriver {
 
     // -------------------------------------------------------------------------
     // Public Properties
@@ -77,6 +83,41 @@ export class BaseDriver {
      */
     currentUserChecker?: CurrentUserChecker;
 
+    /**
+     * Initializes the things driver needs before routes and middleware registration.
+     */
+    abstract initialize(): void;
+    
+    /**
+     * Registers given middleware.
+     */
+    abstract registerMiddleware(middleware: MiddlewareMetadata): void;
+
+    /**
+     * Registers action in the driver.
+     */
+    abstract registerAction(action: ActionMetadata, executeCallback: (options: Action) => any): void;
+
+    /**
+     * Registers all routes in the framework.
+     */
+    abstract registerRoutes(): void;
+
+    /**
+     * Gets param from the request.
+     */
+    abstract getParamFromRequest(actionOptions: Action, param: ParamMetadata): any;
+
+    /**
+     * Defines an algorithm of how to handle error during executing controller action.
+     */
+    abstract handleError(error: any, action: ActionMetadata, options: Action): any;
+
+    /**
+     * Defines an algorithm of how to handle success result of executing controller action.
+     */
+    abstract handleSuccess(result: any, action: ActionMetadata, options: Action): void;
+
     // -------------------------------------------------------------------------
     // Protected Methods
     // -------------------------------------------------------------------------

src/driver/Driver.ts

@@ -3,7 +3,6 @@ import {MiddlewareMetadata} from "../../metadata/MiddlewareMetadata";
 import {ActionMetadata} from "../../metadata/ActionMetadata";
 import {Action} from "../../Action";
 import {classToPlain} from "class-transformer";
-import {Driver} from "../Driver";
 import {ParamMetadata} from "../../metadata/ParamMetadata";
 import {BaseDriver} from "../BaseDriver";
 import {ExpressMiddlewareInterface} from "./ExpressMiddlewareInterface";
@@ -20,7 +19,7 @@ const templateUrl = require("template-url");
 /**
  * Integration with express framework.
  */
-export class ExpressDriver extends BaseDriver implements Driver {
+export class ExpressDriver extends BaseDriver {
 
     // -------------------------------------------------------------------------
     // Constructor

src/driver/express/ExpressDriver.ts

@@ -1,7 +1,6 @@
 import {Action} from "../../Action";
 import {ActionMetadata} from "../../metadata/ActionMetadata";
 import {BaseDriver} from "../BaseDriver";
-import {Driver} from "../Driver";
 import {MiddlewareMetadata} from "../../metadata/MiddlewareMetadata";
 import {ParamMetadata} from "../../metadata/ParamMetadata";
 import {UseMetadata} from "../../metadata/UseMetadata";
@@ -20,7 +19,7 @@ const templateUrl = require("template-url");
 /**
  * Integration with koa framework.
  */
-export class KoaDriver extends BaseDriver implements Driver {
+export class KoaDriver extends BaseDriver {
 
     // -------------------------------------------------------------------------
     // Constructor

src/driver/koa/KoaDriver.ts

@@ -1,5 +1,4 @@
 import {CustomParameterDecorator} from "./CustomParameterDecorator";
-import {Driver} from "./driver/Driver";
 import {ExpressDriver} from "./driver/express/ExpressDriver";
 import {KoaDriver} from "./driver/koa/KoaDriver";
 import {MetadataArgsStorage} from "./metadata-builder/MetadataArgsStorage";
@@ -88,7 +87,6 @@ export * from "./RoleChecker";
 export * from "./Action";
 export * from "./InterceptorInterface";
 
-export * from "./driver/Driver";
 export * from "./driver/BaseDriver";
 export * from "./driver/express/ExpressDriver";
 export * from "./driver/koa/KoaDriver";