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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,251 @@ | ||
| import Foundation | ||
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| public enum NetworkingError: Error { | ||
| case invalidURL | ||
| case invalidResponse | ||
| case clientError(statusCode: Int, message: String) | ||
| case serverError(statusCode: Int, message: String, details: [String: Any]?) | ||
| case unexpectedError(statusCode: Int?, message: String) | ||
| } | ||
|
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| extension NetworkingError: LocalizedError { | ||
| public var errorDescription: String? { | ||
| switch self { | ||
| case .invalidURL: | ||
| return "We're sorry, but the URL for this request is invalid." | ||
| case .invalidResponse: | ||
| return "We're sorry, but we received an invalid response from the server." | ||
| case .clientError(let statusCode, let message): | ||
| return "We're sorry, but a client error occurred. Code: \(statusCode), \(message)." | ||
| case .serverError(let statusCode, let message, let details): | ||
| var detailsString = "" | ||
| if let details = details { | ||
| detailsString = details.map { "\($0.key): \($0.value)" }.joined(separator: ", ") | ||
| } | ||
| return "We're sorry, but a server error occurred. Code: \(statusCode) \(message). Additional info: \(detailsString)" | ||
| case .unexpectedError(let statusCode, let message): | ||
| let statusCodeMessage = statusCode != nil ? "Code: \(statusCode!). " : "" | ||
| return "We're sorry, but an unexpected error occurred. \(statusCodeMessage)\(message)" | ||
| } | ||
| } | ||
| } | ||
|
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| extension DecodingError { | ||
| var detailedMessage: String { | ||
| var errorMessage = "Decoding error: " | ||
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| switch self { | ||
| case .typeMismatch(let type, let context): | ||
| errorMessage += "Type mismatch. Expected type \(type) but encountered an error." | ||
| if !context.codingPath.isEmpty { | ||
| let codingPath = context.codingPath.map { $0.stringValue }.joined(separator: " -> ") | ||
| errorMessage += " Coding path: \(codingPath)." | ||
| } | ||
| if !context.debugDescription.isEmpty { | ||
| errorMessage += " Debug description: \(context.debugDescription)." | ||
| } | ||
| case .valueNotFound(let type, let context): | ||
| errorMessage += "Value not found for type \(type)." | ||
| if !context.codingPath.isEmpty { | ||
| let codingPath = context.codingPath.map { $0.stringValue }.joined(separator: " -> ") | ||
| errorMessage += " Coding path: \(codingPath)." | ||
| } | ||
| if !context.debugDescription.isEmpty { | ||
| errorMessage += " Debug description: \(context.debugDescription)." | ||
| } | ||
| case .keyNotFound(let key, let context): | ||
| errorMessage += "Key '\(key.stringValue)' not found." | ||
| if !context.codingPath.isEmpty { | ||
| let codingPath = context.codingPath.map { $0.stringValue }.joined(separator: " -> ") | ||
| errorMessage += " Coding path: \(codingPath)." | ||
| } | ||
| if !context.debugDescription.isEmpty { | ||
| errorMessage += " Debug description: \(context.debugDescription)." | ||
| } | ||
| case .dataCorrupted(let context): | ||
| errorMessage += "Data corrupted." | ||
| if !context.codingPath.isEmpty { | ||
| let codingPath = context.codingPath.map { $0.stringValue }.joined(separator: " -> ") | ||
| errorMessage += " Coding path: \(codingPath)." | ||
| } | ||
| if !context.debugDescription.isEmpty { | ||
| errorMessage += " Debug description: \(context.debugDescription)." | ||
| } | ||
| @unknown default: | ||
| errorMessage += "Unknown decoding error occurred." | ||
| } | ||
| return errorMessage | ||
| } | ||
| } | ||
|
|
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| public struct ErrorResponse: Decodable { | ||
| let error: String? | ||
| let message: String? | ||
| let errors: [String: [String]]? | ||
|
|
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| var combinedMessage: String { | ||
| var messages = [String]() | ||
| if let error = error { | ||
| messages.append(error) | ||
| } | ||
| if let message = message { | ||
| messages.append(message) | ||
| } | ||
| if let errors = errors { | ||
| for (_, messagesArray) in errors { | ||
| let combinedFieldMessages = messagesArray.joined(separator: ", ") | ||
| messages.append(combinedFieldMessages) | ||
| } | ||
| } | ||
| return messages.joined(separator: "; ") | ||
| } | ||
| } | ||
|
|
||
| /* | ||
| 1. Validation Errors | ||
| These occur when user input does not meet validation criteria. | ||
| { | ||
| "errors": { | ||
| "start_time": ["Start time can't be blank"], | ||
| "end_time": ["End time can't be blank"], | ||
| "base": ["Availability duration must be at least 240 minutes."] | ||
| } | ||
| } | ||
|
|
||
| 2. Authentication Errors | ||
| These occur when authentication credentials are missing or invalid. | ||
| { | ||
| "errors": { | ||
| "authentication": ["Invalid credentials", "Token has expired"] | ||
| } | ||
| } | ||
|
|
||
| 3. Authorization Errors | ||
| These occur when a user tries to access a resource they don't have permission to access. | ||
| { | ||
| "errors": { | ||
| "authorization": ["You do not have permission to access this resource"] | ||
| } | ||
| } | ||
|
|
||
| 4. Resource Not Found Errors | ||
| These occur when a requested resource cannot be found. | ||
| { | ||
| "errors": { | ||
| "not_found": ["Resource not found"] | ||
| } | ||
| } | ||
|
|
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| 5. Conflict Errors | ||
| These occur when there is a conflict with the current state of the resource. | ||
|
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||
|
|
||
| { | ||
| "errors": { | ||
| "conflict": ["Resource already exists", "Update conflict detected"] | ||
| } | ||
| } | ||
|
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| 6. Rate Limiting Errors | ||
| These occur when a user exceeds the rate limit for API requests. | ||
|
|
||
| { | ||
| "errors": { | ||
| "rate_limit": ["Too many requests, please try again later"] | ||
| } | ||
| } | ||
|
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| 7. Server Errors | ||
| These occur when there is an internal server error. | ||
|
|
||
| { | ||
| "errors": { | ||
| "server": ["An internal server error occurred. Please try again later"] | ||
| } | ||
| } | ||
|
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||
| 8. Service Unavailable Errors | ||
| These occur when the service is temporarily unavailable. | ||
|
|
||
| { | ||
| "errors": { | ||
| "service_unavailable": ["The service is temporarily unavailable. Please try again later"] | ||
| } | ||
| } | ||
|
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| 9. Bad Request Errors | ||
| These occur when the server cannot process the request due to client error (e.g., malformed request syntax). | ||
|
|
||
| { | ||
| "errors": { | ||
| "bad_request": ["Invalid request format", "Missing required parameters"] | ||
| } | ||
| } | ||
|
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| 10. Unsupported Media Type Errors | ||
| These occur when the media type of the request is not supported by the server. | ||
|
|
||
| { | ||
| "errors": { | ||
| "unsupported_media_type": ["The media type is not supported"] | ||
| } | ||
| } | ||
|
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| 11. Unprocessable Entity Errors | ||
| These occur when the server understands the content type of the request entity but was unable to process the contained instructions. | ||
|
|
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| { | ||
| "errors": { | ||
| "unprocessable_entity": ["Validation failed", "Invalid data format"] | ||
| } | ||
| } | ||
|
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| 12. Dependency Errors | ||
| These occur when the application depends on an external service which fails. | ||
|
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| { | ||
| "errors": { | ||
| "dependency": ["External service error. Please try again later"] | ||
| } | ||
| } | ||
|
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| 13. Method Not Allowed Errors | ||
| These occur when the HTTP method is not allowed for the requested resource. | ||
|
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| { | ||
| "errors": { | ||
| "method_not_allowed": ["The HTTP method is not allowed for this resource"] | ||
| } | ||
| } | ||
|
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| 14. Gone Errors | ||
| These occur when the resource requested is no longer available and will not be available again. | ||
|
|
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| { | ||
| "errors": { | ||
| "gone": ["The resource requested is no longer available"] | ||
| } | ||
| } | ||
|
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| 15. Custom Application Errors | ||
| These occur when the application defines specific custom errors. | ||
|
|
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| { | ||
| "errors": { | ||
| "custom_error": ["Custom application-specific error message"] | ||
| } | ||
| } | ||
|
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| Combining Multiple Error Types | ||
| In some cases, you may need to include multiple types of errors in a single response. | ||
|
|
||
| { | ||
| "errors": { | ||
| "validation": { | ||
| "start_time": ["Start time can't be blank"], | ||
| "end_time": ["End time can't be blank"] | ||
| }, | ||
| "authentication": ["Invalid token"] | ||
| } | ||
| } | ||
| */ |