(Objective-C) eBay -- Get Inventory Items

Retrieves up to 100 inventory items. If an eBay account has more than 100 inventory items, then the Nth page of inventory items can be retrieved, until there are no more pages. (The first page of records has a value of 0, the second page of records has a value of 1, etc.)

Chilkat Objective-C Library Downloads MAC OS X (Cocoa) Libs iOS Libs

#import <NSString.h>
#import <CkoHttp.h>
#import <CkoStringBuilder.h>
#import <CkoJsonObject.h>
#import <CkoJsonArray.h>

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

// Use a previously obtained user token.  The token should look something like this:
// "v^1.1#i^1#r^0#p^3#I^3#f^0#t^H4sIAAAAAAAAAOVXa2wUVRTu9k ... 89xuCWYREAAA=="
NSString *accessToken = @"EBAY_ACCESS_TOKEN";

CkoHttp *http = [[CkoHttp alloc] init];

// This example uses the sandbox.  
// Change "api.sandbox.ebay.com" to "api.ebay.com" to use the production system.
CkoStringBuilder *sbUrl = [[CkoStringBuilder alloc] init];
[sbUrl Append: @"https://api.sandbox.ebay.com/sell/inventory/v1/inventory_item?limit=_LIMIT&offset=_OFFSET"];
int numReplaced = [[sbUrl Replace: @"_LIMIT" replacement: @"100"] intValue];
// The offset indicates the page number.  Offset 0 gets items 0-99 (if limit=100),
// Offset 1 gets items 100-199, etc.
numReplaced = [[sbUrl Replace: @"_OFFSET" replacement: @"0"] intValue];

// Add our access token to the request, which is a header
// having the following format:
// Authorization: Bearer <userAccessToken>
CkoStringBuilder *sbAuth = [[CkoStringBuilder alloc] init];
[sbAuth Append: @"Bearer "];
[sbAuth Append: accessToken];
[http SetRequestHeader: @"Authorization" value: [sbAuth GetAsString]];

http.Accept = @"application/json";
http.AllowGzip = YES;

NSString *strJson = [http QuickGetStr: [sbUrl GetAsString]];
if (http.LastMethodSuccess != YES) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

// The response should be JSON, even if an error.
CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json Load: strJson];
json.EmitCompact = NO;

NSLog(@"%@%d",@"Response status code = ",[http.LastStatus intValue]);

if ([http.LastStatus intValue] != 200) {
    NSLog(@"%@",[json Emit]);
    NSLog(@"%@",@"Failed");
    return;
}

// See the sample JSON response below..
NSLog(@"%@",[json Emit]);

// To iterate over the inventory items..
int numItems = [[json SizeOfArray: @"inventoryItems"] intValue];
int i = 0;
int j;
while (i < numItems) {
    json.I = [NSNumber numberWithInt: i];
    NSLog(@"%d%@%@",i,@") sku: ",[json StringOf: @"inventoryItems[i].sku"]);
    NSLog(@"%@%@",@"    title: ",[json StringOf: @"inventoryItems[i].product.title"]);

    if ([json HasMember: @"inventoryItems[i].product.aspects.Brand"] == YES) {
        CkoJsonArray *brands = [json ArrayOf: @"inventoryItems[i].product.aspects.Brand"];
        int numBrands = [brands.Size intValue];
        j = 0;
        while (j < numBrands) {
            NSLog(@"%@%@",@"    brand: ",[brands StringAt: [NSNumber numberWithInt: j]]);
            j = j + 1;
        }

    }

    if ([json HasMember: @"inventoryItems[i].product.aspects.Feature"] == YES) {
        CkoJsonArray *features = [json ArrayOf: @"inventoryItems[i].product.aspects.Feature"];
        int numFeatures = [features.Size intValue];
        j = 0;
        while (j < numFeatures) {
            NSLog(@"%@%@",@"    feature: ",[features StringAt: [NSNumber numberWithInt: j]]);
            j = j + 1;
        }

    }

    i = i + 1;
}

// The output of the above loop:

// 0) sku: GP-Cam-01
//     title: GoPro Hero4 Helmet Cam
//     brand: GoPro
// 1) sku: AppleWatch
//     title: Test listing - do not bid or buy - awesome Apple watch test 2
//     feature: Water resistance
//     feature: GPS
// 
// 

// A sample JSON response with 2 inventory items.

// { 
//   "total": 2,
//   "size": 2,
//   "href": "/sell/inventory/v1/inventory_item?offset=0&limit=100",
//   "limit": 100,
//   "inventoryItems": [
//     { 
//       "sku": "GP-Cam-01",
//       "product": { 
//         "title": "GoPro Hero4 Helmet Cam",
//         "aspects": { 
//           "Brand": [
//             "GoPro"
//           ],
//           "Optical Zoom": [
//             "10x"
//           ],
//           "Type": [
//             "Helmet/Action"
//           ],
//           "Recording Definition": [
//             "High Definition"
//           ],
//           "Media Format": [
//             "Flash Drive (SSD)"
//           ],
//           "Storage Type": [
//             "Removable"
//           ]
//         },
//         "description": "New GoPro Hero4 Helmet Cam. Unopened box.",
//         "imageUrls": [
//           "http://i.ebayimg.com/images/i/182196556219-0-1/s-l1000.jpg",
//           "http://i.ebayimg.com/images/i/182196556219-0-1/s-l1001.jpg",
//           "http://i.ebayimg.com/images/i/182196556219-0-1/s-l1002.jpg"
//         ]
//       },
//       "condition": "NEW",
//       "availability": { 
//         "pickupAtLocationAvailability": [
//         ],
//         "shipToLocationAvailability": { 
//           "quantity": 50
//         }
//       }
//     },
//     { 
//       "sku": "AppleWatch",
//       "product": { 
//         "title": "Test listing - do not bid or buy - awesome Apple watch test 2",
//         "aspects": { 
//           "CPU": [
//             "Dual-Core Processor"
//           ],
//           "Feature": [
//             "Water resistance",
//             "GPS"
//           ]
//         },
//         "description": "Test listing - do not bid or buy\n Built-in GPS. Water resistance to 50 meters.1 A new lightning-fast dual-core processor. And a display that?s two times brighter than before. Full of features that help you stay active, motivated, and connected, Apple Watch Series 2 is designed for all the ways you move ",
//         "upc": [
//           "888462079525"
//         ],
//         "imageUrls": [
//           "http://store.storeimages.cdn-apple.com/4973/as-images.apple.com/is/image/AppleInc/aos/published/images/S/1/S1/42/S1-42-alu-silver-sport-white-grid?wid=332&hei=392&fmt=jpeg&qlt=95&op_sharpen=0&resMode=bicub&op_usm=0.5,0.5,0,0&iccEmbed=0&layer=comp&.v=1472247758975",
//           "http://store.storeimages.cdn-apple.com/4973/as-images.apple.com/is/image/AppleInc/aos/published/images/4/2/42/stainless/42-stainless-sport-white-grid?wid=332&hei=392&fmt=jpeg&qlt=95&op_sharpen=0&resMode=bicub&op_usm=0.5,0.5,0,0&iccEmbed=0&layer=comp&.v=1472247760390",
//           "http://store.storeimages.cdn-apple.com/4973/as-images.apple.com/is/image/AppleInc/aos/published/images/4/2/42/ceramic/42-ceramic-sport-cloud-grid?wid=332&hei=392&fmt=jpeg&qlt=95&op_sharpen=0&resMode=bicub&op_usm=0.5,0.5,0,0&iccEmbed=0&layer=comp&.v=1472247758007"
//         ]
//       },
//       "condition": "NEW",
//       "packageWeightAndSize": { 
//         "dimensions": { 
//           "width": 15.0,
//           "length": 10.0,
//           "height": 5.0,
//           "unit": "INCH"
//         },
//         "weight": { 
//           "value": 2.0,
//           "unit": "POUND"
//         }
//       },
//       "availability": { 
//         "pickupAtLocationAvailability": [
//         ],
//         "shipToLocationAvailability": { 
//           "quantity": 10
//         }
//       }
//     }
//   ]
// }
// 
// 
//