87 lines
2.0 KiB
Go
87 lines
2.0 KiB
Go
package tastytrade
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"time"
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)
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const (
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baseURL = "https://api.tastytrade.com"
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)
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// TastytradeAPI represents the Tastytrade API client
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type TastytradeAPI struct {
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httpClient *http.Client
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authToken string
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host string
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}
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// NewTastytradeAPI creates a new instance of TastytradeAPI
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func NewTastytradeAPI(hosts ...string) *TastytradeAPI {
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host := baseURL
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if len(hosts) > 0 {
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host = hosts[0]
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}
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return &TastytradeAPI{
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httpClient: &http.Client{Timeout: 10 * time.Second},
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host: host,
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}
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}
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// fetchData sends a GET request to the specified URL with authorization
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func (api *TastytradeAPI) fetchData(url string) (map[string]interface{}, 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, err
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}
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req.Header.Set("Authorization", api.authToken)
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resp, err := api.httpClient.Do(req)
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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if resp.StatusCode >= 400 && resp.StatusCode < 500 {
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return nil, fmt.Errorf("client error occurred: status code %d", resp.StatusCode)
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} else if resp.StatusCode >= 500 {
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return nil, fmt.Errorf("server error occurred: status code %d", resp.StatusCode)
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}
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var data map[string]interface{}
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if err := json.NewDecoder(resp.Body).Decode(&data); err != nil {
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return nil, err
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}
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return data, nil
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}
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// Helper function to fetch and unmarshal data
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func (api *TastytradeAPI) fetchDataAndUnmarshal(urlVal string, v interface{}) error {
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req, err := http.NewRequest("GET", urlVal, nil)
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if err != nil {
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return err
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}
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req.Header.Set("Authorization", api.authToken)
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resp, err := api.httpClient.Do(req)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode >= 400 && resp.StatusCode < 500 {
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return fmt.Errorf("client error occurred: status code %d", resp.StatusCode)
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} else if resp.StatusCode >= 500 {
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return fmt.Errorf("server error occurred: status code %d", resp.StatusCode)
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}
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if err := json.NewDecoder(resp.Body).Decode(&v); err != nil {
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return err
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}
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return nil
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}
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