сделал оповещения о событиях
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PC1\PTyTb
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unit uWebServerKandinsky;
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interface
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uses
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System.SysUtils, System.Types, System.UITypes, System.Classes,
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System.Variants, System.NetEncoding,IdContext, IdCustomHTTPServer, IdHTTPServer, IdGlobal,
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FMX.Types, FMX.Controls, FMX.Forms, FMX.Graphics, FMX.Dialogs, FMX.Edit,
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FMX.Controls.Presentation, FMX.StdCtrls, uKandinskyAPI, FMX.Memo.Types, json,
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FMX.ScrollBox, FMX.Memo, System.IOUtils, System.SyncObjs,System.DateUtils;
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type
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TKandinsky_Web = class(TObject)
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IdHTTPServer1: TIdHTTPServer;
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procedure IdHTTPServer1CommandGet(AContext: TIdContext;
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ARequestInfo: TIdHTTPRequestInfo; AResponseInfo: TIdHTTPResponseInfo);
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private
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FCriticalSection: TCriticalSection;
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FCurrentImage: string;
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FImageTime: TDateTime;
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FCurrentText: string;
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ka:TFusionBrainAPI;
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function GenerateHTML: string;
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function GenerateJSON: string;
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procedure CleanupOldMessages;
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procedure GenerationDone(Sender: TObject; const FileName: string);
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procedure GenerationError(Sender: TObject; const ErrorMessage: string);
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procedure GenerationUpdate(Sender: TObject; const Message: string);
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public
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constructor Create(aKey:string; aSecret:string);
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destructor Destroy;
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procedure generate(prompt:string; aNick:string);
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procedure ActiveServer(aEn: boolean);
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end;
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implementation
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{ TKandinsky_Web }
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procedure TKandinsky_Web.ActiveServer(aEn: boolean);
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begin
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IdHTTPServer1.Active :=aEn;
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end;
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procedure TKandinsky_Web.CleanupOldMessages;
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begin
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if FileExists(FCurrentImage) then
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begin
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DeleteFile(FCurrentImage);
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end;
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end;
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constructor TKandinsky_Web.Create(aKey:string; aSecret:string);
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begin
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IdHTTPServer1 := TIdHTTPServer.Create;
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IdHTTPServer1.DefaultPort := 8087;
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IdHTTPServer1.OnCommandGet := IdHTTPServer1CommandGet;
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ka:=TFusionBrainAPI.Create(nil,aKey, aSecret);
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ka.OnGenerationDone := GenerationDone;
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ka.OnStatusUpdate:=GenerationUpdate;
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ka.OnError:=GenerationError;
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FCriticalSection:=TCriticalSection.Create;
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//flog.toLog(0,'uWebServerKandinsky','Create','Âåá ñåðâåð çàïóùåí');
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end;
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destructor TKandinsky_Web.Destroy;
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begin
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IdHTTPServer1.Active := False;
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FCriticalSection.Free;
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CleanupOldMessages;
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end;
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procedure TKandinsky_Web.generate(prompt: string; aNick:string);
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begin
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//flog.toLog(0,'uWebServerKandinsky','generate','Íîâûé çàïðîñ íà ãåíåðàöèþ');
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FCriticalSection.Enter;
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try
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FCurrentText := aNick;
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finally
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FCriticalSection.Leave;
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end;
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ka.StartGeneration(prompt);
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//flog.toLog(0,'uWebServerKandinsky','generate','Çàïðîñ íà ãåíåðàöèþ îòïðàâëåí');
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end;
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function TKandinsky_Web.GenerateHTML: string;
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begin
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Result := '<!DOCTYPE html>' +
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'<html><head>' +
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'<meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate">' +
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'<meta http-equiv="Pragma" content="no-cache">' +
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'<meta http-equiv="Expires" content="0">' +
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'<style>' +
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'body { background: #00ff00; }' +
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'#current-image { max-width: 100%; max-height: 90vh; margin: 5vh auto; display: block; }' +
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'#image-text { text-align: center; font-size: 24px; margin: 10px; color: black; }' +
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'.hidden { display: none !important; }' + // Äîáàâèëè êëàññ hidden
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'</style></head>' +
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'<body>' +
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'<div id="image-container">' +
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' <img id="current-image" class="hidden" src="" />' + // Íà÷àëüíîå ñîñòîÿíèå hidden
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' <div id="image-text" class="hidden"></div>' + // Íà÷àëüíîå ñîñòîÿíèå hidden
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'</div>' +
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'<script>' +
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'function updateImage() {' +
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' fetch("/image-data")' +
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' .then(response => response.json())' +
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' .then(data => {' +
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' const img = document.getElementById("current-image");' +
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' const textDiv = document.getElementById("image-text");' +
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' ' +
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' if (data.imageUrl && data.text) {' +
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' if (img.src !== data.imageUrl) {' +
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' img.src = data.imageUrl;' +
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' textDiv.textContent = data.text;' +
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' }' +
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' img.classList.remove("hidden");' +
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' textDiv.classList.remove("hidden");' +
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' } else {' + // Îáðàáîòêà ñëó÷àÿ êîãäà íåò èçîáðàæåíèÿ
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' img.classList.add("hidden");' +
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' textDiv.classList.add("hidden");' +
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' img.src = "";' + // Î÷èùàåì src
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' textDiv.textContent = "";' +
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' }' +
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' })' +
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' .catch(error => console.error("Error:", error));' +
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'}' +
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'setInterval(updateImage, 1000);' +
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'updateImage();' +
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'</script>' +
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'</body></html>';
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end;
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function TKandinsky_Web.GenerateJSON: string;
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var
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JSONObject: TJSONObject;
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begin
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JSONObject := TJSONObject.Create;
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try
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FCriticalSection.Enter;
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try
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// Èçìåíèëè óñëîâèå ïðîâåðêè âðåìåíè
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if FileExists(FCurrentImage) and (SecondsBetween(Now, FImageTime) <= 5) then
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begin
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JSONObject.AddPair('imageUrl', '/image?' + IntToStr(DateTimeToUnix(FImageTime))); // Èñïîëüçóåì âðåìÿ ãåíåðàöèè
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JSONObject.AddPair('text', FCurrentText)
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end
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else
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begin
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JSONObject.AddPair('imageUrl', '');
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JSONObject.AddPair('text', '');
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end;
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finally
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FCriticalSection.Leave;
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end;
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Result := JSONObject.ToString;
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finally
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JSONObject.Free;
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end;
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end;
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procedure TKandinsky_Web.GenerationDone(Sender: TObject;
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const FileName: string);
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begin
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TThread.Queue(nil, procedure
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begin
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FCriticalSection.Enter;
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try
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CleanupOldMessages;
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FCurrentImage := FileName;
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FImageTime := Now;
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//flog.toLog(0,'uWebServerKandinsky','GenerationDone','Ôàéë êàðòèíêè ñîçäàí');
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finally
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FCriticalSection.Leave;
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end;
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end);
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end;
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procedure TKandinsky_Web.GenerationError(Sender: TObject;
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const ErrorMessage: string);
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begin
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//flog.toLog(2,'uWebServerKandinsky','GenerationError',ErrorMessage);
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end;
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procedure TKandinsky_Web.GenerationUpdate(Sender: TObject;
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const Message: string);
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begin
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// flog.toLog(0,'uWebServerKandinsky','GenerationUpdate',Message);
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end;
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procedure TKandinsky_Web.IdHTTPServer1CommandGet(AContext: TIdContext;
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ARequestInfo: TIdHTTPRequestInfo; AResponseInfo: TIdHTTPResponseInfo);
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var
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FilePath: string;
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begin
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FCriticalSection.Enter;
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try
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if ARequestInfo.Document = '/' then
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begin
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AResponseInfo.ContentType := 'text/html';
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AResponseInfo.ContentText := GenerateHTML;
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end
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else if ARequestInfo.Document = '/image' then
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begin
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if FileExists(FCurrentImage) and (SecondsBetween(Now, FImageTime) <= 5) then
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begin
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AResponseInfo.ContentType := 'image/jpeg';
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AResponseInfo.ContentStream := TFileStream.Create(FCurrentImage, fmOpenRead);
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end
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else
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AResponseInfo.ResponseNo := 404;
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end
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else if ARequestInfo.Document = '/image-data' then
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begin
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AResponseInfo.ContentType := 'application/json';
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AResponseInfo.ContentText := GenerateJSON;
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end
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else
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AResponseInfo.ResponseNo := 404;
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finally
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FCriticalSection.Leave;
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end;
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end;
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end.
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