Merge branch 'PermitTx,-GetPermitBuilder,-ReturnPermitBuilder-classes…

…' into 'dev'

Permit tx, get permit builder, return permit builder classes

Closes #196

See merge request ergo/rosen-bridge/watcher!214

packages/transactions/permit/lib/GetPermitBuilder.ts

@@ -0,0 +1,15 @@
+import { AbstractLogger } from '@rosen-bridge/abstract-logger';
+import { RWTRepo } from '@rosen-bridge/rwt-repo';
+
+export class GetPermitBuilder {
+  constructor(
+    private permitAddress: string,
+    private collateralAddress: string,
+    private changeAddress: string,
+    private rsn: string,
+    private rwt: string,
+    private txFee: string,
+    private rwtRepo: RWTRepo,
+    private logger?: AbstractLogger
+  ) {}
+}

packages/transactions/permit/lib/PermitTx.ts

@@ -0,0 +1,107 @@
+import { AbstractLogger } from '@rosen-bridge/abstract-logger';
+import { RWTRepo } from '@rosen-bridge/rwt-repo';
+import { GetPermitBuilder } from './GetPermitBuilder';
+import { ReturnPermitBuilder } from './ReturnPermitBuilder';
+
+export class PermitTx {
+  private static instance?: PermitTx;
+
+  private constructor(
+    private permitAddress: string,
+    private collateralAddress: string,
+    private changeAddress: string,
+    private rsn: string,
+    private rwt: string,
+    private txFee: string,
+    private rwtRepo: RWTRepo,
+    private logger?: AbstractLogger
+  ) {}
+
+  /**
+   * initializes the singleton instance of PermitTx
+   *
+   * @static
+   * @param {string} permitAddress
+   * @param {string} collateralAddress
+   * @param {string} changeAddress
+   * @param {string} rsn
+   * @param {string} rwt
+   * @param {string} txFee
+   * @param {RWTRepo} rwtRepo
+   * @param {AbstractLogger} [logger]
+   */
+  static init = (
+    permitAddress: string,
+    collateralAddress: string,
+    changeAddress: string,
+    rsn: string,
+    rwt: string,
+    txFee: string,
+    rwtRepo: RWTRepo,
+    logger?: AbstractLogger
+  ): void => {
+    if (PermitTx.instance != undefined) {
+      throw new Error('The singleton instance is already initialized.');
+    }
+
+    PermitTx.instance = new PermitTx(
+      permitAddress,
+      collateralAddress,
+      changeAddress,
+      rsn,
+      rwt,
+      txFee,
+      rwtRepo,
+      logger
+    );
+  };
+
+  /**
+   * return the singleton instance of PermitTx
+   *
+   * @static
+   * @return {PermitTx}
+   */
+  static getInstance = (): PermitTx => {
+    if (!this.instance) {
+      throw new Error('PermitTx instance is not initialized yet');
+    }
+    return this.instance;
+  };
+
+  /**
+   * creates a new instance of GetPermitBuilder
+   *
+   * @return {GetPermitBuilder}
+   */
+  newGetPermitBuilder = (): GetPermitBuilder => {
+    return new GetPermitBuilder(
+      this.permitAddress,
+      this.collateralAddress,
+      this.changeAddress,
+      this.rsn,
+      this.rwt,
+      this.txFee,
+      this.rwtRepo,
+      this.logger
+    );
+  };
+
+  /**
+   * creates a new instance of ReturnPermitBuilder
+   *
+   * @return {ReturnPermitBuilder}
+   */
+  newًReturnPermitBuilder = (): ReturnPermitBuilder => {
+    return new ReturnPermitBuilder(
+      this.permitAddress,
+      this.collateralAddress,
+      this.changeAddress,
+      this.rsn,
+      this.rwt,
+      this.txFee,
+      this.rwtRepo,
+      this.logger
+    );
+  };
+}

packages/transactions/permit/lib/ReturnPermitBuilder.ts

@@ -0,0 +1,15 @@
+import { AbstractLogger } from '@rosen-bridge/abstract-logger';
+import { RWTRepo } from '@rosen-bridge/rwt-repo';
+
+export class ReturnPermitBuilder {
+  constructor(
+    private permitAddress: string,
+    private collateralAddress: string,
+    private changeAddress: string,
+    private rsn: string,
+    private rwt: string,
+    private txFee: string,
+    private rwtRepo: RWTRepo,
+    private logger?: AbstractLogger
+  ) {}
+}

packages/transactions/permit/lib/index.ts

@@ -0,0 +1,3 @@
+export * from './GetPermitBuilder';
+export * from './PermitTx';
+export * from './ReturnPermitBuilder';

packages/transactions/permit/package.json

@@ -30,5 +30,9 @@
   },
   "engines": {
     "node": ">=18.12.0"
+  },
+  "dependencies": {
+    "@rosen-bridge/abstract-logger": "^1.0.0",
+    "@rosen-bridge/rwt-repo": "^2.0.0"
   }
 }