91 lines
2.1 KiB
Go
91 lines
2.1 KiB
Go
// Copyright (c) Mainflux
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// SPDX-License-Identifier: Apache-2.0
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package sdk
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"net/http"
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"strings"
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"github.com/mainflux/mainflux/pkg/errors"
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)
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func (sdk mfSDK) SendMessage(chanName, msg, token string) error {
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chanNameParts := strings.SplitN(chanName, ".", 2)
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chanID := chanNameParts[0]
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subtopicPart := ""
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if len(chanNameParts) == 2 {
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subtopicPart = fmt.Sprintf("/%s", strings.Replace(chanNameParts[1], ".", "/", -1))
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}
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endpoint := fmt.Sprintf("channels/%s/messages%s", chanID, subtopicPart)
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url := createURL(sdk.baseURL, sdk.httpAdapterPrefix, endpoint)
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req, err := http.NewRequest(http.MethodPost, url, strings.NewReader(msg))
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if err != nil {
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return err
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}
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resp, err := sdk.sendRequest(req, token, string(sdk.msgContentType))
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if err != nil {
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return err
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}
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if resp.StatusCode != http.StatusAccepted {
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return errors.Wrap(ErrFailedPublish, errors.New(resp.Status))
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}
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return nil
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}
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func (sdk mfSDK) ReadMessages(chanName, token string) (MessagesPage, error) {
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chanNameParts := strings.SplitN(chanName, ".", 2)
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chanID := chanNameParts[0]
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subtopicPart := ""
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if len(chanNameParts) == 2 {
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subtopicPart = fmt.Sprintf("?subtopic=%s", strings.Replace(chanNameParts[1], ".", "/", -1))
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}
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endpoint := fmt.Sprintf("channels/%s/messages%s", chanID, subtopicPart)
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url := createURL(sdk.readerURL, "", endpoint)
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req, err := http.NewRequest(http.MethodGet, url, nil)
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if err != nil {
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return MessagesPage{}, err
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}
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resp, err := sdk.sendRequest(req, token, string(sdk.msgContentType))
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if err != nil {
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return MessagesPage{}, err
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}
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return MessagesPage{}, err
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}
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if resp.StatusCode != http.StatusOK {
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return MessagesPage{}, errors.Wrap(ErrFailedRead, errors.New(resp.Status))
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}
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var mp MessagesPage
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if err := json.Unmarshal(body, &mp); err != nil {
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return MessagesPage{}, err
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}
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return mp, nil
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}
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func (sdk mfSDK) SetContentType(ct ContentType) error {
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if ct != CTJSON && ct != CTJSONSenML && ct != CTBinary {
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return ErrInvalidContentType
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}
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sdk.msgContentType = ct
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return nil
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}
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