(Swift) TikTok Shop Get Categories

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Note: This example requires Chilkat v11.0.0 or greater.

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func chilkatTest() {
    var success: Bool = false

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

    let http = CkoHttp()!

    // It is assumed we previously obtained an OAuth2 access token.
    // This example loads the JSON access token file 
    // saved by this example: Get TikTok Shop OAuth2 Access Token
    // or refrehsed by this example: Get TikTok Shop Refresh OAuth2 Access Token
    let jsonToken = CkoJsonObject()!
    success = jsonToken.loadFile(path: "qa_data/tokens/tiktok-shops.json")
    if success != true {
        print("Failed to load tiktok-shops.json")
        return
    }

    // Replace values in all caps with your specific values.
    // SHOP_CIPHER and SHOP_ID are returned from this example: Get Authorized Shops
    let queryParams = CkoJsonObject()!
    queryParams.updateString(jsonPath: "app_key", value: "APP_KEY")
    queryParams.updateString(jsonPath: "shop_cipher", value: "SHOP_CIPHER")
    queryParams.updateString(jsonPath: "shop_id", value: "SHOP_ID")
    let dt = CkoDateTime()!
    queryParams.updateString(jsonPath: "timestamp", value: dt.get(asUnixTimeStr: false))
    queryParams.updateInt(jsonPath: "version", value: 202309)

    // Sort the JSON members by member name, in ascending order (A-Z), case sensitive..
    var ascending: Bool = true
    var caseSensitive: Bool = true
    queryParams.sort(ascending: ascending, caseSensitive: caseSensitive)

    var appSecret: String? = "APP_SECRET"
    var path: String? = "/product/202309/categories"

    // Build the StringToSign
    let sb = CkoStringBuilder()!
    sb.append(value: appSecret)
    sb.append(value: path)
    var numParams: Int = queryParams.size.intValue
    var i: Int = 0
    while i < numParams {
        sb.append(value: queryParams.name(at: i))
        sb.append(value: queryParams.string(at: i))
        i = i + 1
    }

    sb.append(value: appSecret)

    let crypt = CkoCrypt2()!
    crypt.hashAlgorithm = "SHA256"
    crypt.macAlgorithm = "HMAC"
    crypt.encodingMode = "hex_lower"
    crypt.setMacKeyString(key: appSecret)

    var sig: String? = crypt.macStringENC(inText: sb.getAsString())

    queryParams.updateString(jsonPath: "access_token", value: jsonToken.string(of: "data.access_token"))
    queryParams.updateString(jsonPath: "sign", value: sig)

    http.setRequestHeader(name: "x-tts-access-token", value: jsonToken.string(of: "data.access_token"))
    http.setRequestHeader(name: "content-type", value: "application/json")

    let resp = CkoHttpResponse()!
    success = http.httpParams(verb: "GET", url: "https://open-api.tiktokglobalshop.com/product/202309/categories", json: queryParams, response: resp)
    if success == false {
        print("\(http.lastErrorText!)")
        return
    }

    let json = CkoJsonObject()!
    resp.getBodyJson(json: json)

    print("\(resp.statusCode.intValue)")

    var id: String?
    var is_leaf: Bool
    var local_name: String?
    var parent_id: String?
    var j: Int
    var count_j: Int
    var strVal: String?

    var code: Int = json.int(of: "code").intValue
    var message: String? = json.string(of: "message")
    var request_id: String? = json.string(of: "request_id")
    i = 0
    var count_i: Int = json.size(ofArray: "data.categories").intValue
    while i < count_i {
        json.i = i
        id = json.string(of: "data.categories[i].id")
        is_leaf = json.bool(of: "data.categories[i].is_leaf")
        local_name = json.string(of: "data.categories[i].local_name")
        print("local_name: \(local_name!)")
        parent_id = json.string(of: "data.categories[i].parent_id")
        j = 0
        count_j = json.size(ofArray: "data.categories[i].permission_statuses").intValue
        while j < count_j {
            json.j = j
            strVal = json.string(of: "data.categories[i].permission_statuses[j]")
            j = j + 1
        }

        i = i + 1
    }


}