# dataSourceService方法

## get

- **参数：**
  - `{StateKey}` name 状态键名

- **返回：**
  - `{any}` 对应的状态值

- **详情：**

  获取数据源服务的内部状态

  可用的状态键：
  - `datasourceTypeList`: 数据源类型列表
  - `dataSources`: 当前数据源列表
  - `editable`: 是否可编辑
  - `configs`: 数据源表单配置
  - `values`: 数据源默认值
  - `events`: 数据源事件列表
  - `methods`: 数据源方法列表

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

const dataSources = dataSourceService.get("dataSources");
console.log(dataSources);
```

## set

- **参数：**
  - `{StateKey}` name 状态键名
  - `{any}` value 状态值

- **返回：**
  - `{void}`

- **详情：**

  设置数据源服务的内部状态

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.set("editable", false);
```

## getFormConfig

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - `{string}` type 数据源类型，默认为 'base'

- **返回：**
  - {[FormConfig](https://github.com/Tencent/tmagic-editor/blob/cce8b63fc3618b5b811aa33c703de21c22be8a6a/packages/form-schema/src/base.ts#L864)} 表单配置

- **详情：**

  获取指定类型数据源的表单配置

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

const config = dataSourceService.getFormConfig("http");
console.log(config);
```

## setFormConfig

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - `{string}` type 数据源类型
  - {[FormConfig](https://github.com/Tencent/tmagic-editor/blob/cce8b63fc3618b5b811aa33c703de21c22be8a6a/packages/form-schema/src/base.ts#L864)} config 表单配置

- **返回：**
  - `{void}`

- **详情：**

  设置指定类型数据源的表单配置

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.setFormConfig("http", [
  {
    name: "url",
    text: "请求地址",
    type: "text",
  },
  {
    name: "method",
    text: "请求方法",
    type: "select",
    options: [
      { text: "GET", value: "GET" },
      { text: "POST", value: "POST" },
    ],
  },
]);
```

## getFormValue

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - `{string}` type 数据源类型，默认为 'base'

- **返回：**
  - {Partial<[DataSourceSchema](https://github.com/Tencent/tmagic-editor/blob/5880dfbe15fcead63e9dc7c91900f8c4e7a574d8/packages/schema/src/index.ts#L221)>} 数据源默认值

- **详情：**

  获取指定类型数据源的默认值

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

const defaultValue = dataSourceService.getFormValue("http");
console.log(defaultValue);
```

## setFormValue

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - `{string}` type 数据源类型
  - {Partial<[DataSourceSchema](https://github.com/Tencent/tmagic-editor/blob/5880dfbe15fcead63e9dc7c91900f8c4e7a574d8/packages/schema/src/index.ts#L221)>} value 数据源默认值

- **返回：**
  - `{void}`

- **详情：**

  设置指定类型数据源的默认值

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.setFormValue("http", {
  type: "http",
  method: "GET",
  url: "",
});
```

## getFormEvent

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - `{string}` type 数据源类型，默认为 'base'

- **返回：**
  - {[EventOption](https://github.com/Tencent/tmagic-editor/blob/239b5d3efeae916a8cf3e3566d88063ecccc0553/packages/core/src/events.ts#L26-L29)[]} 事件列表

- **详情：**

  获取指定类型数据源的事件列表

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

const events = dataSourceService.getFormEvent("http");
console.log(events);
```

## setFormEvent

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - `{string}` type 数据源类型
  - {[EventOption](https://github.com/Tencent/tmagic-editor/blob/239b5d3efeae916a8cf3e3566d88063ecccc0553/packages/core/src/events.ts#L26-L29)[]} value 事件列表

- **返回：**
  - `{void}`

- **详情：**

  设置指定类型数据源的事件列表

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.setFormEvent("http", [
  { label: "请求成功", value: "success" },
  { label: "请求失败", value: "error" },
]);
```

## getFormMethod

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - `{string}` type 数据源类型，默认为 'base'

- **返回：**
  - {[EventOption](https://github.com/Tencent/tmagic-editor/blob/239b5d3efeae916a8cf3e3566d88063ecccc0553/packages/core/src/events.ts#L26-L29)[]} 方法列表

- **详情：**

  获取指定类型数据源的方法列表

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

const methods = dataSourceService.getFormMethod("http");
console.log(methods);
```

## setFormMethod

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - `{string}` type 数据源类型
  - {[EventOption](https://github.com/Tencent/tmagic-editor/blob/239b5d3efeae916a8cf3e3566d88063ecccc0553/packages/core/src/events.ts#L26-L29)[]} value 方法列表

- **返回：**
  - `{void}`

- **详情：**

  设置指定类型数据源的方法列表

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.setFormMethod("http", [
  { label: "发起请求", value: "request" },
  { label: "重试", value: "retry" },
]);
```

## add

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - {[DataSourceSchema](https://github.com/Tencent/tmagic-editor/blob/5880dfbe15fcead63e9dc7c91900f8c4e7a574d8/packages/schema/src/index.ts#L221)} config 数据源配置

- **返回：**
  - {[DataSourceSchema](https://github.com/Tencent/tmagic-editor/blob/5880dfbe15fcead63e9dc7c91900f8c4e7a574d8/packages/schema/src/index.ts#L221)} 添加后的数据源配置

- **详情：**

  添加一个数据源，如果配置中没有id或id已存在，会自动生成新的id

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

const newDs = dataSourceService.add({
  type: "http",
  title: "用户信息",
  url: "/api/user",
  method: "GET",
});

console.log(newDs.id); // 自动生成的id
```

## update

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - {[DataSourceSchema](https://github.com/Tencent/tmagic-editor/blob/5880dfbe15fcead63e9dc7c91900f8c4e7a574d8/packages/schema/src/index.ts#L221)} config 数据源配置
  - `{Object}` options 可选配置
    - {[ChangeRecord](https://github.com/Tencent/tmagic-editor/blob/239b5d3efeae916a8cf3e3566d88063ecccc0553/packages/form/src/schema.ts#L27-L39)[]} changeRecords 变更记录

- **返回：**
  - {[DataSourceSchema](https://github.com/Tencent/tmagic-editor/blob/5880dfbe15fcead63e9dc7c91900f8c4e7a574d8/packages/schema/src/index.ts#L221)} 更新后的数据源配置

- **详情：**

  更新数据源

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

const updatedDs = dataSourceService.update({
  id: "ds_123",
  type: "http",
  title: "用户详情",
  url: "/api/user/detail",
});

console.log(updatedDs);
```

## remove

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：**
  - `{string}` id 数据源id

- **返回：**
  - `{void}`

- **详情：**

  删除指定id的数据源

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.remove("ds_123");
```

## createId

- **[扩展支持](../../guide/editor-expand#行为扩展)：** 是

- **参数：** 无

- **返回：**
  - `{string}` 生成的唯一id

- **详情：**

  生成一个唯一的数据源id，格式为 `ds_` + guid

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

const id = dataSourceService.createId();
console.log(id); // 'ds_xxx-xxx-xxx'
```

## getDataSourceById

- **参数：**
  - `{string}` id 数据源id

- **返回：**
  - {[DataSourceSchema](https://github.com/Tencent/tmagic-editor/blob/5880dfbe15fcead63e9dc7c91900f8c4e7a574d8/packages/schema/src/index.ts#L221) | undefined} 数据源配置

- **详情：**

  根据id获取数据源配置

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

const ds = dataSourceService.getDataSourceById("ds_123");
console.log(ds);
```

## copyWithRelated

- **参数：**
  - {[MNode](https://github.com/Tencent/tmagic-editor/blob/cce8b63fc3618b5b811aa33c703de21c22be8a6a/packages/schema/src/index.ts#L210) | [MNode](https://github.com/Tencent/tmagic-editor/blob/cce8b63fc3618b5b811aa33c703de21c22be8a6a/packages/schema/src/index.ts#L210)[]} config 组件节点配置
  - `{TargetOptions}` collectorOptions 可选的收集器配置

- **返回：**
  - `{void}`

- **详情：**

  复制组件时会带上组件关联的数据源，将关联的数据源存储到 localStorage

- **示例：**

```js
import { dataSourceService, editorService } from "@tmagic/editor";

const node = editorService.get("node");
dataSourceService.copyWithRelated(node);
```

## paste

- **参数：** 无

- **返回：**
  - `{void}`

- **详情：**

  粘贴数据源，从 localStorage 中读取复制的数据源并添加到当前页面

  如果数据源id已存在，则不会覆盖

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.paste();
```

## resetState

- **参数：** 无

- **返回：**
  - `{void}`

- **详情：**

  重置数据源服务状态，清空所有数据源

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.resetState();
```

## destroy

- **参数：** 无

- **返回：**
  - `{void}`

- **详情：**

  销毁 dataSourceService，移除所有事件监听并重置状态

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.destroy();
```

## usePlugin

- **详情：**

usePlugin支持更加灵活更加细致的扩展， 上述方法中标记有`扩展支持： 是`的方法都支持使用usePlugin扩展

每个支持扩展的方法都支持定制before、after两个hook来干预原有方法的行为，before可以用于修改传入参数，after可以用于修改返回的值

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.usePlugin({
  beforeAdd(config) {
    console.log("添加前:", config);
    return [config];
  },

  afterAdd(result, config) {
    console.log("添加后:", result);
    return result;
  },
});
```

## removeAllPlugins

- **详情：**

删掉当前设置的所有扩展

- **示例：**

```js
import { dataSourceService } from "@tmagic/editor";

dataSourceService.removeAllPlugins();
```