(Swift 2) OpenAI (ChatGTP) Create Image

See more OpenAI ChatGPT Examples

Show how to send a POST to create an image. Gets the JSON response with URLs and then downloads images to files.

For more information, see https://platform.openai.com/docs/api-reference/images/create

Chilkat Downloads for the Swift Programming Language MAC OS X (Cocoa) Objective-C/Swift Libs iOS Objective-C/Swift Libs

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

    let http = CkoHttp()
    var success: Bool

    // Implements the following CURL command:

    // curl https://api.openai.com/v1/images/generations \
    //   -H "Content-Type: application/json" \
    //   -H "Authorization: Bearer $OPENAI_API_KEY" \
    //   -d '{
    //     "prompt": "A cute baby sea otter",
    //     "n": 2,
    //     "size": "1024x1024"
    //   }'

    // Use the following online tool to generate HTTP code from a CURL command
    // Convert a cURL Command to HTTP Source Code

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

    // The following JSON is sent in the request body.

    // {
    //   "prompt": "A cute baby sea otter",
    //   "n": 2,
    //   "size": "1024x1024"
    // }

    let json = CkoJsonObject()
    json.UpdateString("prompt", value: "A cute baby sea otter")
    json.UpdateInt("n", value: 2)
    json.UpdateString("size", value: "1024x1024")

    // Adds the "Authorization: Bearer $OPENAI_API_KEY" header.
    // This is NOT a real key.  Change the "sk-vi...." to your own key.
    http.AuthToken = "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"
    http.SetRequestHeader("Content-Type", value: "application/json")

    var resp: CkoHttpResponse? = http.PostJson3("https://api.openai.com/v1/images/generations", contentType: "application/json", json: json)
    if http.LastMethodSuccess == false {
        print("\(http.LastErrorText)")
        return
    }

    let sbResponseBody = CkoStringBuilder()
    resp!.GetBodySb(sbResponseBody)

    let jResp = CkoJsonObject()
    jResp.LoadSb(sbResponseBody)
    jResp.EmitCompact = false

    print("Response Body:")
    print("\(jResp.Emit())")

    var respStatusCode: Int = resp!.StatusCode.intValue
    print("Response Status Code = \(respStatusCode)")
    if respStatusCode >= 400 {
        print("Response Header:")
        print("\(resp!.Header)")
        print("Failed.")
        resp = nil
        return
    }

    resp = nil

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "created": 1589478378,
    //   "data": [
    //     {
    //       "url": "https://..."
    //     },
    //     {
    //       "url": "https://..."
    //     }
    //   ]
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    var url: String?
    let sbLocalFilePath = CkoStringBuilder()

    // Download each image..
    http.ClearHeaders()
    http.AuthToken = ""

    var created: Int = jResp.IntOf("created").intValue
    var i: Int = 0
    var count_i: Int = jResp.SizeOfArray("data").intValue
    while i < count_i {
        jResp.I = i
        url = jResp.StringOf("data[i].url")

        sbLocalFilePath.SetString("c:/aaworkarea/image_")
        sbLocalFilePath.AppendInt(i + 1)
        sbLocalFilePath.Append(".png")

        success = http.Download(url, saveToPath: sbLocalFilePath.GetAsString())
        if success == false {
            print("\(http.LastErrorText)")
            return
        }

        i = i + 1
    }


}