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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| package postmand | ||
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| import "errors" | ||
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| var ( | ||
| // ErrWebhookNotFound is returned by any operation that can't load a webhook. | ||
| ErrWebhookNotFound = errors.New("webhook_not_found") | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| package handler | ||
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| import "net/http" | ||
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| var errorResponses = map[string]errorResponse{ | ||
| "internal_server_error": { | ||
| Code: 1, | ||
| Message: "internal server error", | ||
| StatusCode: http.StatusInternalServerError, | ||
| }, | ||
| "invalid_id": { | ||
| Code: 2, | ||
| Message: "invalid id", | ||
| StatusCode: http.StatusNotFound, | ||
| }, | ||
| "malformed_request_body": { | ||
| Code: 3, | ||
| Message: "malformed request body", | ||
| StatusCode: http.StatusBadRequest, | ||
| }, | ||
| "request_validation_failed": { | ||
| Code: 4, | ||
| Message: "request validation failed", | ||
| StatusCode: http.StatusBadRequest, | ||
| }, | ||
| "webhook_not_found": { | ||
| Code: 5, | ||
| Message: "webhook not found", | ||
| StatusCode: http.StatusNotFound, | ||
| }, | ||
| } | ||
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| type errorResponse struct { | ||
| Code int `json:"code"` | ||
| Message string `json:"message"` | ||
| Details string `json:"details,omitempty"` | ||
| StatusCode int `json:"-"` | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| package handler | ||
|
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| import ( | ||
| "bytes" | ||
| "encoding/json" | ||
| "fmt" | ||
| "io" | ||
| "net/http" | ||
| "strconv" | ||
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| "github.com/allisson/postmand" | ||
| validation "github.com/go-ozzo/ozzo-validation/v4" | ||
| "go.uber.org/zap" | ||
| ) | ||
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| func makeResponse(w http.ResponseWriter, body []byte, statusCode int, contentType string, logger *zap.Logger) { | ||
| w.Header().Set("Content-Type", fmt.Sprintf("%s; charset=utf-8", contentType)) | ||
| w.WriteHeader(statusCode) | ||
| _, err := w.Write(body) | ||
| if err != nil { | ||
| logger.Error("http-failed-to-write-response-body", zap.Error(err)) | ||
| } | ||
| } | ||
|
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| func makeJSONResponse(w http.ResponseWriter, statusCode int, body interface{}, logger *zap.Logger) { | ||
| d, err := json.Marshal(body) | ||
| if err != nil { | ||
| logger.Error("http-failed-to-marshal-body", zap.Error(err)) | ||
| } | ||
| c := new(bytes.Buffer) | ||
| err = json.Compact(c, d) | ||
| if err != nil { | ||
| logger.Error("http-failed-to-compact-json", zap.Error(err)) | ||
| } | ||
| makeResponse(w, c.Bytes(), statusCode, "application/json", logger) | ||
| } | ||
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| func makeErrorResponse(w http.ResponseWriter, er *errorResponse, logger *zap.Logger) { | ||
| makeJSONResponse(w, er.StatusCode, er, logger) | ||
| } | ||
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| func readBodyJSON(r *http.Request, into interface{}, logger *zap.Logger) *errorResponse { | ||
| requestBody, err := io.ReadAll(r.Body) | ||
| if err != nil { | ||
| logger.Error("read-request-body-error", zap.Error(err)) | ||
| er := errorResponses["internal_server_error"] | ||
| return &er | ||
|
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| } | ||
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| if err := json.Unmarshal(requestBody, into); err != nil { | ||
| logger.Error("request-json-unmarshal-error", zap.Error(err)) | ||
| er := errorResponses["malformed_request_body"] | ||
| return &er | ||
| } | ||
|
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| if val, ok := into.(validation.Validatable); ok { | ||
| if err := val.Validate(); err != nil { | ||
| if e, ok := err.(validation.InternalError); ok { | ||
| logger.Error("read-request-validate-error", zap.Error(e)) | ||
| er := errorResponses["internal_server_error"] | ||
| return &er | ||
| } | ||
| er := errorResponses["request_validation_failed"] | ||
| er.Details = err.Error() | ||
| return &er | ||
| } | ||
| } | ||
|
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| return nil | ||
| } | ||
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| func makeListOptions(r *http.Request, filters []string) (postmand.RepositoryListOptions, error) { | ||
| listOptions := postmand.RepositoryListOptions{} | ||
|
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| if err := r.ParseForm(); err != nil { | ||
| return listOptions, err | ||
| } | ||
|
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| // Parse limit and offset | ||
| limit := 50 | ||
| offset := 0 | ||
| if r.Form.Get("limit") != "" { | ||
| v, err := strconv.Atoi(r.Form.Get("limit")) | ||
| if err == nil && v <= limit { | ||
| limit = v | ||
| } | ||
| } | ||
| if r.Form.Get("offset") != "" { | ||
| v, err := strconv.Atoi(r.Form.Get("offset")) | ||
| if err == nil { | ||
| offset = v | ||
| } | ||
| } | ||
| listOptions.Limit = limit | ||
| listOptions.Offset = offset | ||
|
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| // Parse filters | ||
| f := make(map[string]interface{}) | ||
| for _, filter := range filters { | ||
| if r.Form.Get(filter) != "" { | ||
| f[filter] = r.Form.Get(filter) | ||
| } | ||
| } | ||
| listOptions.Filters = f | ||
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| return listOptions, nil | ||
| } |
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