Unit progress navigation style #258
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,87 @@ | ||
| // | ||
| // AjaxProvider.swift | ||
| // Core | ||
| // | ||
| // Created by Eugene Yatsenko on 12.12.2023. | ||
| // | ||
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| import Foundation | ||
| import WebKit | ||
| import Swinject | ||
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| public extension NSNotification { | ||
| static let blockCompletion = Notification.Name.init("block_completion") | ||
| } | ||
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| final class AjaxProvider { | ||
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| let AJAXCallBackHandler = "ajaxCallbackHandler" | ||
| let ajaxScriptFile = "ajaxHandler" | ||
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| private struct AJAXCallbackData { | ||
| private enum Keys: String { | ||
| case url = "url" | ||
| case statusCode = "status" | ||
| case responseText = "response_text" | ||
| } | ||
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| let url: String | ||
| let statusCode: Int | ||
| let responseText: String | ||
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| init(data: [AnyHashable: Any]) { | ||
| url = data[Keys.url.rawValue] as? String ?? "" | ||
| statusCode = data[Keys.statusCode.rawValue] as? Int ?? 0 | ||
| responseText = data[Keys.responseText.rawValue] as? String ?? "" | ||
| } | ||
| } | ||
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| enum XBlockCompletionCallbackType: String { | ||
| case html = "publish_completion" | ||
| case problem = "problem_check" | ||
| case dragAndDrop = "do_attempt" | ||
| case ora = "render_grade" | ||
| } | ||
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| func addAjaxCallbackScript( | ||
| in contentController: WKUserContentController, | ||
| scriptMessageHandler: WKScriptMessageHandler | ||
| ) { | ||
| guard let url = Bundle(for: CoreBundle.self).url(forResource: ajaxScriptFile, withExtension: "js"), | ||
| let handler = try? String(contentsOf: url, encoding: .utf8) else { return } | ||
| let script = WKUserScript(source: handler, injectionTime: .atDocumentEnd, forMainFrameOnly: false) | ||
| contentController.add(scriptMessageHandler, name: AJAXCallBackHandler) | ||
| contentController.addUserScript(script) | ||
| } | ||
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| @discardableResult | ||
| func isCompletionCallback(with data: [AnyHashable: Any]) -> Bool { | ||
| let callback = AJAXCallbackData(data: data) | ||
| let requestURL = callback.url | ||
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| if callback.statusCode != 200 { | ||
| return false | ||
| } | ||
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| var complete = false | ||
| if isBlockOf(type: .ora, with: requestURL) { | ||
| complete = callback.responseText.contains("is--complete") | ||
| } else { | ||
| complete = isBlockOf(type: .html, with: requestURL) | ||
| || isBlockOf(type: .problem, with: requestURL) | ||
| || isBlockOf(type: .dragAndDrop, with: requestURL) | ||
| } | ||
| if complete { | ||
| NotificationCenter.default.post( | ||
| name: NSNotification.blockCompletion, | ||
| object: nil | ||
| ) | ||
| } | ||
| return complete | ||
| } | ||
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| private func isBlockOf(type: XBlockCompletionCallbackType, with requestURL: String) -> Bool { | ||
| return requestURL.contains(type.rawValue) | ||
| } | ||
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| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| //Every time an Ajax call is being invoked the listener will recognize it and will call the native app with the request details | ||
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| $(document).ajaxSuccess(function(event, request, settings) { | ||
| callNativeApp({ | ||
| "status": request.status, | ||
| "url":settings.url, | ||
| "response_text": request.responseText | ||
| }); | ||
| }); | ||
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| function callNativeApp(data) { | ||
| try { | ||
| webkit.messageHandlers.ajaxCallbackHandler.postMessage(data); | ||
| } | ||
| catch(err) { | ||
| console.log('The native context does not exist yet'); | ||
| } | ||
| } |
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The Keys enum can implement protocol
RawStringExtractableso that values can be extracted without mentioning the .rawValue from dictionary.