package bhomedbapi
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import (
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"basic.com/valib/bhomebus.git"
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"encoding/json"
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"errors"
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"fmt"
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"strconv"
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)
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type SBusClient struct {
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nodes []bhomebus.NetNode
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}
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type ProcInfo struct {
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Name string `json:"name"` // 进程名称
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ID string `json:"id"` // 进程唯一标识
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Info string `json:"info"` // 进程的描述信息，用于区分同一进程名称下多个进程
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}
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type MsgInfo struct {
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SrcProc ProcInfo `json:"srcProc"` // 源进程基本信息
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MsgType string `json:"msgType"` // 数据类型，可为请求、发布、订阅、应答等
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Topic string `json:"topic"` //请求主题
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Body []byte `json:"body"` //请求内容或者反馈结果
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}
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type request struct {
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Path string `json:"path"`
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Method string `json:"method"`
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ContentType string `json:"contentType"`
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HeaderMap map[string][]string `json:"headerMap"`
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QueryMap map[string][]string `json:"queryMap"`
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FormMap map[string][]string `json:"formMap"`
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PostFormMap map[string][]string `json:"postFormMap"`
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Body []byte `json:"body"`
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}
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func (sc SBusClient) DoGetRequest(url string, params map[string]string, headers map[string]string) ([]byte, error) {
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if sc.nodes == nil || len(sc.nodes) == 0 {
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return nil, errors.New("invalid netNodes")
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}
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req := request {
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Path: url,
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Method: "GET",
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ContentType: CONTENT_TYPE_JSON,
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}
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fillParam(&req, headers, params, nil)
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return doReq(req, sc.nodes)
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}
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func (sc SBusClient) DoPostRequest(url string, contentType string, body map[string]interface{}, params map[string]string, headers map[string]string) ([]byte, error) {
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if sc.nodes == nil || len(sc.nodes) == 0 {
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return nil, errors.New("invalid port")
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}
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req := request {
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Path: url,
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Method: "POST",
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ContentType: contentType,
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}
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fillParam(&req, headers, params, body)
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if contentType == CONTENT_TYPE_FORM || contentType == CONTENT_TYPE_MULFORM {
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if body != nil {
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req.PostFormMap = make(map[string][]string)
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for k,v := range body {
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switch v.(type) {
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case string:
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req.FormMap[k] = []string{v.(string)}
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req.PostFormMap[k] = []string{v.(string)}
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case int:
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req.FormMap[k] = []string{strconv.Itoa(v.(int))}
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req.PostFormMap[k] = []string{strconv.Itoa(v.(int))}
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case bool:
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req.FormMap[k] = []string{strconv.FormatBool(v.(bool))}
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req.PostFormMap[k] = []string{strconv.FormatBool(v.(bool))}
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default:
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logPrint("fill FORM or MultiForm,unknown value type,type is ", v)
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}
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}
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}
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} else if contentType == CONTENT_TYPE_JSON {
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bs, err := json.Marshal(body)
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if err != nil {
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logPrint("fill json body err:", err)
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} else {
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req.Body = bs
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}
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}
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return doReq(req, sc.nodes)
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}
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func (sc SBusClient) DoPutRequest(url string, contentType string, body map[string]interface{}, headers map[string]string) ([]byte, error) {
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if sc.nodes == nil || len(sc.nodes) == 0 {
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return nil, errors.New("invalid port")
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}
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req := request {
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Path: url,
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Method: "PUT",
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ContentType: contentType,
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}
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fillParam(&req, headers, nil, body)
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return doReq(req, sc.nodes)
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}
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func (sc SBusClient) DoDeleteRequest(url string, contentType string, body map[string]interface{}, headers map[string]string) ([]byte, error) {
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if sc.nodes == nil || len(sc.nodes) == 0 {
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return nil, errors.New("invalid port")
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}
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req := request {
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Path: url,
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Method: "DELETE",
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ContentType: contentType,
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}
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fillParam(&req, headers, nil, body)
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return doReq(req, sc.nodes)
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}
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func fillParam(req *request,headers map[string]string, params map[string]string, body map[string]interface{}) {
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headerMap := make(map[string][]string)
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queryMap := make(map[string][]string)
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if headers != nil {
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for k,v := range headers {
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headerMap[k] = []string{v}
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}
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}
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if params != nil {
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for k,v := range params {
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queryMap[k] = []string{v}
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}
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}
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req.HeaderMap = headerMap
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req.QueryMap = queryMap
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b, err := json.Marshal(body)
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if err != nil {
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logPrint("marshal body err:", err)
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} else {
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req.Body = b
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}
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}
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func doReq(req request, nodes []bhomebus.NetNode) ([]byte,error) {
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rb, err := json.Marshal(req)
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if err !=nil {
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return nil,err
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}
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rMsg := MsgInfo{
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Topic: req.Path,
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Body: rb,
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}
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data, err := json.Marshal(rMsg)
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if err != nil {
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return nil, err
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}
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s := bhomebus.OpenSocket()
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defer s.Close()
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var ret []bhomebus.Mesg
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if n := s.SendandrecvTimeout(nodes, data, &ret, 5000);n == 0 { //n==0表示没有请求成功
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return nil, fmt.Errorf("doReq s.SendandrecvTimeout result n:%d", n)
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} else {
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logPrint("doReq SendandrecvTimeout n:", n)
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if len(ret) > 0 {
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var retMsg MsgInfo
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err = json.Unmarshal(ret[0].Data, &retMsg)
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if err != nil {
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logPrint("doReq unmarshal to MsgInfo err:", err)
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return nil, err
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}
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return retMsg.Body, nil
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}
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return nil, fmt.Errorf("no any response")
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}
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}
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