Chilkat Online Tools

ListFunctions Objective-C Example

AWS AppSync

#import <CkoRest.h>
#import <CkoAuthAws.h>
#import <CkoStringBuilder.h>
#import <CkoJsonObject.h>
#import <NSString.h>

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

CkoRest *rest = [[CkoRest alloc] init];
BOOL success;

CkoAuthAws *authAws = [[CkoAuthAws alloc] init];
authAws.AccessKey = @"AWS_ACCESS_KEY";
authAws.SecretKey = @"AWS_SECRET_KEY";

// Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
authAws.Region = @"us-west-2";
authAws.ServiceName = @"appsync";
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
[rest SetAuthAws: authAws];

// URL: https://appsync.us-west-2.amazonaws.com/
// Use the same region as specified above.
success = [rest Connect: @"appsync.us-west-2.amazonaws.com" port: [NSNumber numberWithInt: 443] tls: YES autoReconnect: YES];
if (success != YES) {
    NSLog(@"%@%d",@"ConnectFailReason: ",[rest.ConnectFailReason intValue]);
    NSLog(@"%@",rest.LastErrorText);
    return;
}

[rest AddHeader: @"Content-Type" value: @"application/x-amz-json-1.1"];
[rest AddHeader: @"X-Amz-Target" value: @"ListFunctions"];

CkoStringBuilder *sbResponseBody = [[CkoStringBuilder alloc] init];
success = [rest FullRequestNoBodySb: @"GET" uriPath: @"/v1/apis/{apiId}/functions" sb: sbResponseBody];
if (success != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

int respStatusCode = [rest.ResponseStatusCode intValue];
NSLog(@"%@%d",@"response status code = ",respStatusCode);
if (respStatusCode != 200) {
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",rest.ResponseHeader);
    NSLog(@"%@",@"Response Body:");
    NSLog(@"%@",[sbResponseBody GetAsString]);
    return;
}

CkoJsonObject *jResp = [[CkoJsonObject alloc] init];
[jResp LoadSb: sbResponseBody];

// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.

// Use this online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

NSString *dataSourceName = 0;
NSString *description = 0;
NSString *functionArn = 0;
NSString *functionId = 0;
NSString *functionVersion = 0;
int maxBatchSize;
NSString *name = 0;
NSString *requestMappingTemplate = 0;
NSString *responseMappingTemplate = 0;
NSString *ConflictDetection = 0;
NSString *ConflictHandler = 0;
NSString *LambdaConflictHandlerArn = 0;

NSString *nextToken = [jResp StringOf: @"nextToken"];
int i = 0;
int count_i = [[jResp SizeOfArray: @"functions"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    dataSourceName = [jResp StringOf: @"functions[i].dataSourceName"];
    description = [jResp StringOf: @"functions[i].description"];
    functionArn = [jResp StringOf: @"functions[i].functionArn"];
    functionId = [jResp StringOf: @"functions[i].functionId"];
    functionVersion = [jResp StringOf: @"functions[i].functionVersion"];
    maxBatchSize = [[jResp IntOf: @"functions[i].maxBatchSize"] intValue];
    name = [jResp StringOf: @"functions[i].name"];
    requestMappingTemplate = [jResp StringOf: @"functions[i].requestMappingTemplate"];
    responseMappingTemplate = [jResp StringOf: @"functions[i].responseMappingTemplate"];
    ConflictDetection = [jResp StringOf: @"functions[i].syncConfig.conflictDetection"];
    ConflictHandler = [jResp StringOf: @"functions[i].syncConfig.conflictHandler"];
    LambdaConflictHandlerArn = [jResp StringOf: @"functions[i].syncConfig.lambdaConflictHandlerConfig.lambdaConflictHandlerArn"];
    i = i + 1;
}

// A sample JSON response body parsed by the above code:

// {
//   "functions": [
//     {
//       "dataSourceName": "string",
//       "description": "string",
//       "functionArn": "string",
//       "functionId": "string",
//       "functionVersion": "string",
//       "maxBatchSize": number,
//       "name": "string",
//       "requestMappingTemplate": "string",
//       "responseMappingTemplate": "string",
//       "syncConfig": {
//         "conflictDetection": "string",
//         "conflictHandler": "string",
//         "lambdaConflictHandlerConfig": {
//           "lambdaConflictHandlerArn": "string"
//         }
//       }
//     }
//   ],
//   "nextToken": "string"
// }