import { serialize } from '../../utils/serialize'
import { IPlugin } from '../../intf/IPlugin'
import { AxiosInstance } from 'axios'

/** 请求参数序列化, 根据 contentType 进行转换 */
export const serializeData = (): IPlugin => {
    return {
        pluginName: 'serialize-data',
        handler: (axios: AxiosInstance) => {
            /** 覆盖 transform request 实现 */
            axios.defaults.transformRequest = [
                (data: any, headers: any) => {
                    const contentType: string =
                        headers['content-type'] ?? headers['Content-Type'] ?? headers['CONTENT-TYPE']
                    // ? 如果是表单请求, 执行参数序列化
                    if (contentType && contentType.indexOf('application/x-www-form-urlencoded') !== -1) {
                        /** 参数序列化 */
                        data = serialize(data)
                    } else if (typeof data === 'object') {
                        try {
                            data = JSON.stringify(data)
                        } catch (error) {}
                    }
                    return data
                }
            ]
            /** 覆盖 params 序列化实现 */
            axios.defaults.paramsSerializer = (params: any) => serialize(params)
        }
    }
}