mirror of
https://github.com/Xevion/go-ha.git
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96 lines
2.1 KiB
Go
96 lines
2.1 KiB
Go
// http is used to interact with the home assistant
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// REST API. Currently only used to retrieve state for
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// a single entity_id
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package http
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import (
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"errors"
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"io"
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"net/http"
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"net/url"
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)
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type HttpClient struct {
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url string
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token string
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}
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func NewHttpClient(url *url.URL, token string) *HttpClient {
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// Shallow copy the URL to avoid modifying the original
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u := *url
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u.Path = "/api"
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if u.Scheme == "ws" {
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u.Scheme = "http"
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}
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if u.Scheme == "wss" {
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u.Scheme = "https"
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}
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return &HttpClient{
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url: u.String(),
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token: token,
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}
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}
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func (c *HttpClient) GetState(entityId string) ([]byte, error) {
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resp, err := get(c.url+"/states/"+entityId, c.token)
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if err != nil {
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return nil, err
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}
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return resp, nil
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}
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func get(url, token string) ([]byte, error) {
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req, err := http.NewRequest("GET", url, nil)
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if err != nil {
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return nil, errors.New("Error creating HTTP request: " + err.Error())
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}
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req.Header.Add("Authorization", "Bearer "+token)
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client := &http.Client{}
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resp, err := client.Do(req)
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if err != nil {
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return nil, errors.New("Error on response.\n[ERROR] -" + err.Error())
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}
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defer resp.Body.Close()
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, errors.New("Error while reading the response bytes:" + err.Error())
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}
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return body, nil
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}
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// func post(url string, token string, data any) ([]byte, error) {
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// postBody, err := json.Marshal(data)
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// if err != nil {
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// return nil, err
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// }
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// req, err := http.NewRequest("GET", url, bytes.NewBuffer(postBody))
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// if err != nil {
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// return nil, errors.New("Error building post request: " + err.Error())
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// }
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// req.Header.Add("Authorization", "Bearer "+token)
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// client := &http.Client{}
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// resp, err := client.Do(req)
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// if err != nil {
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// return nil, errors.New("Error in post response: " + err.Error())
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// }
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// defer resp.Body.Close()
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// if resp.StatusCode == 401 {
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// panic("ERROR: Auth token is invalid. Please double check it or create a new token in your Home Assistant profile")
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// }
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// body, err := io.ReadAll(resp.Body)
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// if err != nil {
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// panic(err)
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// }
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// return body, nil
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// }
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