[SWA-46] Add LimitOder type

src/services/LimitOrders/CoW/CoW.ts

@@ -53,6 +53,7 @@ export class CoW extends LimitOrderBase {
       ...this.limitOrder,
       buyAmount,
     }
+
     this.logger.log(`Buy Amount Change ${this.sellAmount.raw.toString()}`)
   }
 
@@ -87,7 +88,7 @@ export class CoW extends LimitOrderBase {
     if (!sellToken || !buyToken) {
       return
     }
-    let tokenAmount = this.kind === 'sell' ? this.sellAmount : this.buyAmount
+    let tokenAmount = this.kind === Kind.Sell ? this.sellAmount : this.buyAmount
     if (!tokenAmount) {
       return
     }
@@ -113,7 +114,7 @@ export class CoW extends LimitOrderBase {
     const signer = this.provider?.getSigner()
     const chainId = this.activeChainId
     const order = limitOrder ?? this.limitOrder
-    const expiresAt = dayjs().add(this.expiresAt, 'minutes').unix()
+    const expiresAt = dayjs().add(this.expiresAt, this.expiresAtUnit).unix()
     const kind = this.kind
     if (!signer || !chainId || !limitOrder || !expiresAt || !kind) {
       throw new Error('Missing required params')

src/services/LimitOrders/LimitOrder.types.ts

@@ -13,8 +13,8 @@ export enum OrderExpiresInUnit {
   Days = 'days',
 }
 export enum Kind {
-  Buy = 'buy',
-  Sell = 'sell',
+  Buy = 'Buy',
+  Sell = 'Sell',
 }
 
 export interface LimitOrderBaseConstructor {
@@ -40,3 +40,56 @@ export interface WalletData {
   provider: Web3Provider
   activeChainId: ChainId
 }
+
+type EVMAddress = string
+
+export interface LimitOrder {
+  /**
+   * The user Address.
+   */
+  userAddress: EVMAddress
+  /**
+   * receiver Address.
+   */
+  receiverAddress: EVMAddress
+  /**
+   * The sell token Address. The sellToken cannot be native token of the network.
+   */
+  sellToken: EVMAddress
+  /**
+   * The buy token address. The native token of the network is represented by `0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE`
+   */
+  buyToken: EVMAddress
+  /**
+   * The sell amount.
+   */
+  sellAmount: string
+  /**
+   * The buy amount.
+   */
+  buyAmount: string
+  /**
+   * Fee amount.
+   */
+  feeAmount: string
+  /**
+   * The buy amount.
+   */
+  limitPrice: string
+  /**
+   * Order timestamp as epoh seconds.
+   */
+  createdAt: number
+  /**
+   * Order expiration time in seconds.
+   */
+  expiresAt: number
+  /**
+   * Order kind
+   */
+  kind: Kind
+  /**
+   * Quote Id
+   */
+  quoteId?: number | null
+}