# Execute Contract

### 1. Request.executeContract <a href="#id-1.-request.executecontract" id="id-1.-request.executecontract"></a>

**Parameters**

<table><thead><tr><th width="183">Name</th><th width="178.33333333333331">Type</th><th>Description</th></tr></thead><tbody><tr><td>chainId</td><td>number</td><td>Chain ID of the particular network</td></tr><tr><td>appName</td><td>string</td><td>Name that will appear when running the contract</td></tr><tr><td>transactions</td><td>object array</td><td>Information needed to run the contract (see below for details)</td></tr></tbody></table>

**transactions 객체는 다음을 포함합니다.**

<table><thead><tr><th width="183">Name</th><th width="178.33333333333331">Type</th><th>Description</th></tr></thead><tbody><tr><td>from</td><td>string</td><td>Wallet address to call the transaction</td></tr><tr><td>to</td><td>string</td><td>Called contract address</td></tr><tr><td>value</td><td>string</td><td>(optional) Platform coin transfer when calling abi function is payable</td></tr><tr><td>abi</td><td>string</td><td>abi for generating transactions</td></tr><tr><td>params</td><td>string</td><td>Parameters of the abi function to generate a transaction</td></tr><tr><td>functionName</td><td>string</td><td>The name of the function you want to call on abi</td></tr></tbody></table>

\
**Response**

<table><thead><tr><th width="183">Name</th><th width="178.33333333333331">Type</th><th>Description</th></tr></thead><tbody><tr><td>requestId</td><td>string</td><td>ID to track the operation or transaction request<br></td></tr><tr><td>appName</td><td>number</td><td>The amount of time (in seconds) that an operation or transaction request expires.</td></tr></tbody></table>

**Example**

<details>

<summary>TRANSFER_ABI.json</summary>

```
// TRANSFER_ABI.json (테스트 파일)
[
  {
    "inputs": [
      {
        "name": "_to",
        "type": "address"
      },
      {
        "name": "_value",
        "type": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool"
      }
    ],
    "name": "transfer",
    "payable": false,
    "stateMutability": "nonpayable",
    "type": "function"
  }
]
```

</details>

```javascript
import { Request } from "favorlet.js";

const response = await Request.executeContract({
  chainId: 8217, // 해당 체인 id
  appName: "BlockChainApp", // FAVORLET 앱에 노출
  transactions: [
    {
      from: "0x{address in hex}", // 트랜잭션을 호출할 지갑 주소
      to: "0x{address in hex}", // 호출되는 컨트랙트 주소
      value: "1000000000000000000", // 호출하는 abi 함수가 payable 인 경우 플랫폼 코인 전송
      abi: JSON.stringify(TRANSFER_ABI), // 트랜잭션을 발생시키기 위한 abi
      params: `["0x{address in hex}", 1]`, // 트랜잭션을 발생시키기 위한 abi 함수의 파라미터
      functionName: "transfer", // abi에서 호출 하려는 함수 이름
    },
  ],
});

console.log(response);
/*
{
  requestId: "4ee3ed57-b785-4196-9018-7b682c7a8048",
  expiredAt: 1667893310,
}
*/
```

### 2. createDeepLink <a href="#id-2.-createdeeplink" id="id-2.-createdeeplink"></a>

**Parameters**

<table><thead><tr><th width="185">Type</th><th>Description</th></tr></thead><tbody><tr><td>string</td><td>requestId received when requesting<br></td></tr></tbody></table>

**Response**

<table><thead><tr><th width="185">Type</th><th>Description</th></tr></thead><tbody><tr><td>string</td><td>DeepLink to the request page in FAVORLET app</td></tr></tbody></table>

**Example**

```javascript
import { createDeepLink } from "favorlet.js";

const deepLink = createDeepLink(response.requestId); // Request를 통해 받은 requestId

/*
- PC: 생성된 deepLink를 qrcode 라이브러리를 이용하여 QR 생성 후 스마트폰으로 스캔
- Mobile: window.location.href 등을 사용하여 생성된 deepLink로 직접 이동
*/
console.log(deepLink);
// https://app.favorlet.link/?requestId=4ee3ed57-b785-4196-9018-7b682c7a8048
```

### 3. receipt <a href="#id-3.-receipt" id="id-3.-receipt"></a>

```javascript
import { receipt } from "favorlet.js";

const result = await receipt(response.requestId); // Request를 통해 받은 requestId

console.log(result);
/*
- status에 따라 이후 분기 처리

### requested
{
  requestId: "4ee3ed57-b785-4196-9018-7b682c7a8048",
  expiredAt: 1667893310,
  action: "executeContract",
  transactions: [
    { status: "requested" }
  ]
}

### executed
{
  requestId: "4ee3ed57-b785-4196-9018-7b682c7a8048",
  expiredAt: 1667893310,
  action: "executeContract",
  transactions: [
    { status: "executed" }
  ]
}

### canceled
{
  requestId: "4ee3ed57-b785-4196-9018-7b682c7a8048",
  expiredAt: 1667893310,
  action: "executeContract",
  transactions: [
    { 
      status: "canceled",
      txHash: null,
      errorMessage: null
    }
  ]
}

### failed
{
  requestId: "4ee3ed57-b785-4196-9018-7b682c7a8048",
  expiredAt: 1667893310,
  action: "executeContract",
  transactions: [
    { 
      status: "failed",
      txHash: "0x5a4e16cfe0c21c3cd20456340b8614f585d951d9b931b515b11575d08142a6e2",
      errorMessage: "execution reverted : invalid id"
    }
  ]
}

### succeed
{
  requestId: "4ee3ed57-b785-4196-9018-7b682c7a8048",
  expiredAt: 1667893310,
  action: "executeContract",
  transactions: [
    { 
      status: "succeed",
      txHash: "0x5a4e16cfe0c21c3cd20456340b8614f585d951d9b931b515b11575d08142a6e2",
      errorMessage: null
    }
  ]
}
*/
```


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.favorlet.io/english/dev/app2app/contract.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.