rudder
82 lines
1.8 KiB
Go
82 lines
1.8 KiB
Go
package rudder
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"strings"
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)
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type transport struct {
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baseURL string
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apiKey string
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projectID string
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httpClient *http.Client
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}
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func (t *transport) do(ctx context.Context, method, path string, query url.Values, body any, out any) error {
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endpoint := strings.TrimSuffix(t.baseURL, "/") + "/game/v1/projects/" + t.projectID + path
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if len(query) > 0 {
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endpoint += "?" + query.Encode()
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}
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var reader io.Reader
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if body != nil {
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data, err := json.Marshal(body)
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if err != nil {
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return fmt.Errorf("rudder: encode request body: %w", err)
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}
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reader = bytes.NewReader(data)
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}
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req, err := http.NewRequestWithContext(ctx, method, endpoint, reader)
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if err != nil {
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return fmt.Errorf("rudder: build request: %w", err)
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}
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req.Header.Set("X-API-Key", t.apiKey)
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if body != nil {
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req.Header.Set("Content-Type", "application/json")
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}
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resp, err := t.httpClient.Do(req)
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if err != nil {
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return fmt.Errorf("rudder: %s %s: %w", method, path, err)
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}
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defer resp.Body.Close()
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data, err := io.ReadAll(resp.Body)
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if err != nil {
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return fmt.Errorf("rudder: read response body: %w", err)
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}
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if resp.StatusCode >= 400 {
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apiErr := &APIError{Status: resp.StatusCode}
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var payload struct {
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Error string `json:"error"`
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Code string `json:"code"`
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RequestID string `json:"requestId"`
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}
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if json.Unmarshal(data, &payload) == nil {
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apiErr.Code = payload.Code
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apiErr.Message = payload.Error
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apiErr.RequestID = payload.RequestID
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}
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if apiErr.Message == "" {
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apiErr.Message = http.StatusText(resp.StatusCode)
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}
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return apiErr
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}
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if out == nil || len(data) == 0 {
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return nil
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}
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if err := json.Unmarshal(data, out); err != nil {
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return fmt.Errorf("rudder: decode response: %w", err)
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}
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return nil
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}
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