export async function requestConfig(ins, options, successHandler = null, failHandler = null, completeHandler = null){
    //  base
    ins.header = options.header || ins.header
	//原来是：ins.baseUrl = options.baseUrl || ins.baseUrl
    let baseUrl = options.baseUrl || ins.baseUrl;
    // config base
    let config = {
        url:`${baseUrl}${options.url?options.url:''}`,
        header:ins.header
    }
    if(ins.requestInterceptor){
        let _cg = null
        // 合并请求拦截器配置
        try {
            _cg = await ins.requestInterceptor(Object.assign({}, options, config))    
        } catch (e){
            return false
        }
        // config为false或null return
        if(!_cg || typeof _cg !== 'object'){
            return false
        }
        // 更新options
        Object.assign(options, _cg)
        config.url = options.url
        config.header = options.header
    }
    const type = options.type || "request"
    //  config 详情 如果options没有直接使用，删除props
    if(type === "request"){
        config["data"] = options.data || options.params || {}
        config["method"] = options.method || "GET"
        config["dataType"] = options.dataType || "json"
        config["responseType"] = options.responseType || "text"
		config['sslVerify'] = false
    }else if(type === "upload"){
        config["filePath"] = options.filePath
        config["name"] = options.name
        config["method"] = options.method || "POST"
        config["formData"] = options.formData
        // fileType for alipay
        config["fileType"] = options.fileType || "image"
		config['sslVerify'] = false
        // 强制删除 Content-Type
        delete config.header["Content-Type"]
    }
    return config
 }
 
 function _isPromise(obj) {
     return obj && (typeof obj === 'object' || typeof obj === 'function') && typeof obj.then === 'function'
 }