| 162 | |
| 163 | |
| 164 | aws::lambda_runtime::invocation_response my_handler( |
| 165 | aws::lambda_runtime::invocation_request const& req, |
| 166 | Aws::DynamoDB::DynamoDBClient const& client) |
| 167 | { |
| 168 | using namespace Aws::Utils::Json; |
| 169 | AWS_LOGSTREAM_DEBUG(TAG, "received payload: " << req.payload); |
| 170 | JsonValue eventJson(req.payload); |
| 171 | assert(eventJson.WasParseSuccessful()); |
| 172 | const criteria cr(eventJson); |
| 173 | if (cr.error_msg) { |
| 174 | JsonValue response; |
| 175 | response.WithString("body", cr.error_msg).WithInteger("statusCode", 400); |
| 176 | auto apig_response = response.View().WriteCompact(); |
| 177 | AWS_LOGSTREAM_ERROR(TAG, "Validation failed. " << apig_response); |
| 178 | return aws::lambda_runtime::invocation_response::success(std::move(apig_response), "application/json"); |
| 179 | } |
| 180 | |
| 181 | auto result = query(cr, client); |
| 182 | auto const query_response = result.View().WriteCompact(); |
| 183 | AWS_LOGSTREAM_DEBUG(TAG, "query response: " << query_response); |
| 184 | |
| 185 | JsonValue response; |
| 186 | if (result.View().ValueExists("product")) { |
| 187 | response.WithString("body", query_response).WithInteger("statusCode", 200); |
| 188 | } |
| 189 | else { |
| 190 | response.WithString("body", "No data found for this product.").WithInteger("statusCode", 400); |
| 191 | } |
| 192 | |
| 193 | auto apig_response = response.View().WriteCompact(); |
| 194 | AWS_LOGSTREAM_DEBUG(TAG, "api gateway response: " << apig_response); |
| 195 | |
| 196 | return aws::lambda_runtime::invocation_response::success(std::move(apig_response), "application/json"); |
| 197 | } |
| 198 | |
| 199 | std::function<std::shared_ptr<Aws::Utils::Logging::LogSystemInterface>()> GetConsoleLoggerFactory() |
| 200 | { |