Intruduced a new folder structure for action models

ref #76

src/models/actions/create/CreateAuth.ts

@@ -0,0 +1,73 @@
+import * as argon2 from "argon2";
+import { IsEmail, IsNotEmpty, IsOptional, IsString } from 'class-validator';
+import { getConnectionManager } from 'typeorm';
+import { InvalidCredentialsError, PasswordNeededError, UserDisabledError, UserNotFoundError } from '../../errors/AuthError';
+import { UsernameOrEmailNeededError } from '../../errors/UserErrors';
+import { JwtCreator } from '../../jwtcreator';
+import { User } from '../entities/User';
+import { Auth } from '../responses/ResponseAuth';
+
+/**
+ * This class is used to create auth credentials based on user credentials provided in a json body (post request).
+ * To be a little bit more exact: Is takes in a username/email + password and creates a new access and refresh token for the user.
+ * It of course checks for user existance, password validity and so on.
+ */
+export class CreateAuth {
+    /**
+     * The username of the user that want's to login.
+     * Either username or email have to be provided.
+     */
+    @IsOptional()
+    @IsString()
+    username?: string;
+
+    /**
+     * The email address of the user that want's to login.
+     * Either username or email have to be provided.
+     */
+    @IsOptional()
+    @IsEmail()
+    @IsString()
+    email?: string;
+
+    /**
+     * The user's password.
+     * Will be checked against an argon2 hash.
+     */
+    @IsNotEmpty()
+    @IsString()
+    password: string;
+
+
+    /**
+     * Creates a new auth object based on this.
+     */
+    public async toAuth(): Promise<Auth> {
+        let newAuth: Auth = new Auth();
+
+        if (this.email === undefined && this.username === undefined) {
+            throw new UsernameOrEmailNeededError();
+        }
+        if (!this.password) {
+            throw new PasswordNeededError();
+        }
+        const found_user = await getConnectionManager().get().getRepository(User).findOne({ relations: ['groups', 'permissions', 'groups.permissions'], where: [{ username: this.username }, { email: this.email }] });
+        if (!found_user) {
+            throw new UserNotFoundError();
+        }
+        if (found_user.enabled == false) { throw new UserDisabledError(); }
+        if (!(await argon2.verify(found_user.password, this.password + found_user.uuid))) {
+            throw new InvalidCredentialsError();
+        }
+
+        //Create the access token
+        const timestamp_accesstoken_expiry = Math.floor(Date.now() / 1000) + 5 * 60
+        newAuth.access_token = JwtCreator.createAccess(found_user, timestamp_accesstoken_expiry);
+        newAuth.access_token_expires_at = timestamp_accesstoken_expiry
+        //Create the refresh token
+        const timestamp_refresh_expiry = Math.floor(Date.now() / 1000) + 10 * 36000
+        newAuth.refresh_token = JwtCreator.createRefresh(found_user, timestamp_refresh_expiry);
+        newAuth.refresh_token_expires_at = timestamp_refresh_expiry
+        return newAuth;
+    }
+}