# oracle-demo

**Repository Path**: eostech/oracle-demo

## Basic Information

- **Project Name**: oracle-demo
- **Description**: demo一个预言机的场景
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2021-05-07
- **Last Updated**: 2021-10-15

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# oracle-demo

## 介绍
demo一个预言机的场景

## 软件架构

[架构图](https://www.processon.com/view/link/609a4e911e08533e4299262e)

## 使用说明
### 账户
- oracle账户： oracle
- provider账户： provider1
- consumer账户： consumer1
### 合约执行文件（wasm abi）
预言机合约：oracle/build/  
消费者合约：consumer/build/  

### API
- RPC API: http://s1.hpe.net.net:3001 
- Wallet API：http://s1.hpe.net.net:3000

### consumer查询天气预报数据

```
POST /v1/chain/get_table_rows HTTP/1.0
Host: s1.hpe.net.cn:3001
content-length: 276
Accept: */*
Connection: close

{
  "json": true,
  "code": "consumer1",
  "scope": "consumer1",
  "table": "datarecord",
  "table_key": "",
  "lower_bound": "",
  "upper_bound": "",
  "limit": 100,
  "key_type": "",
  "index_position": "",
  "encode_type": "dec",
  "reverse": false,
  "show_payer": false
}

-----
{
  "rows": [{
      "id": 0,
      "data": "{\"weatherinfo\":{\"city\":\"北京\",\"cityid\":\"101010100\",\"temp\":\"27.9\",\"WD\":\"南风\",\"WS\":\"小于3级\",\"SD\":\"28%\",\"AP\":\"1002hPa\",\"njd\":\"暂无实况\",\"WSE\":\"<3\",\"time\":\"17:55\",\"sm\":\"2.1\",\"isRadar\":\"1\",\"Radar\":\"JC_RADAR_AZ9010_JB\"}}",
      "timestamp": 1620789398,
      "comment": ""
    }
  ],
  "more": true
}

```