unit ATBTariffCalculator;

{$mode ObjFPC}{$H+}

interface

uses
  SysUtils, CTypes, fpjson, jsonparser, ATBUtils;

type
  // Can't use the class directly, so it is treated as an opaque handle.
  // THandle is guaranteed to have the right size, even on other platforms.
  TariffCalculatorHandle = THandle;
  //PTJSONObject = ^TJSONObject;

function NewTariffCalculator: TariffCalculatorHandle; stdcall;
procedure DeleteTariffCalculator(handle: TariffCalculatorHandle); stdcall;

//function GetFileMenu(const localRepository: PChar): PChar; stdcall;
//function GetFileMenuAsJson(const localRepository: String; jObj: PTJSONObject): Boolean;
//function GetFileMenuSize(const localRepository: PChar): cint32; stdcall;

//function GetFileName(const localRepository: PChar; const fileId: PChar): PChar; stdcall;
//function GetFileNameStr(const localRepository: String; const fileId: String): String;
//function GetFileSize(const localRepository: PChar; const fileId: PChar): cint32; stdcall;
//function GetFile(const localRepository: PChar; const fileId: PChar): PChar; stdcall;

function InitGitLibrary: cint32; stdcall;
function ShutdownGitLibrary: cint32; stdcall;
function CloneRepository(var url; var local_path) : cint32; stdcall;
function CheckoutLocalBranch(var local_path; var branch_name) : cint32; stdcall;
function CommitFile(var local_path; var branch_name;
                    var file_name; var comment) : cint32; stdcall;
function PushLocalRepository(var local_path; var branch_name;
                             var user_name; var password) : cint32; stdcall;
implementation

const
  DLLName = 'CalculatorCInterface.dll';

//function GetFileNameStr(const localRepository: String; const fileId: String): String;
//var
//    p: PChar;
//begin
//    Result := '';
//    try
//        p := GetFileName(PChar(localRepository), PChar(fileId));
//        if p <> nil then begin
//            Result := String(p);
//        end;
//    finally
//        DeleteMem(p);
//    end;
//end;

//function GetFileMenuAsJson(const localRepository: String; jObj: PTJSONObject): Boolean;
//var
//    p: PChar;
//    fileMenuContent: String;
//begin
//    Result := false;
//    try
//       p := GetFileMenu(PChar(localRepository));
//        if p <> nil then begin
//            fileMenuContent := String(p);
//            //writeln(fileMenuContent);
//            jObj^ := GetJSON(fileMenuContent) as TJSONObject;
//            Result := true;
//        end;
//    finally
//        DeleteMem(p);
//    end;
//end;

function NewTariffCalculator: TariffCalculatorHandle; stdcall; external DLLName;
procedure DeleteTariffCalculator(handle: TariffCalculatorHandle); stdcall; external DLLName;

//function GetFileMenu(const localRepository: PChar): PChar; stdcall;  external DLLName;
//function GetFileMenuSize(const localRepository: PChar): cint32; stdcall; external DLLName;
//function GetFileName(const localRepository: PChar; const fileId: PChar): PChar; stdcall; external DLLName;
//function GetFileSize(const localRepository: PChar; const fileId: PChar): cint32; stdcall; external DLLName;
//function GetFile(const localRepository: PChar; const fileId: PChar): PChar; stdcall; external DLLName;

//function SetFileInternal(const localRepository: PChar;
//                         const fileId: PChar;
//                         const json: PChar;
//                         size: cint32): cbool; stdcall; external DLLName;

function InitGitLibrary: cint32; stdcall; external DLLName;
function ShutdownGitLibrary: cint32; stdcall; external DLLName;
function CloneRepository(var url; var local_path) : cint32; stdcall; external DLLName;
function CheckoutLocalBranch(var local_path; var branch_name) : cint32; stdcall; external DLLName;
function CommitFile(var local_path; var branch_name;
                    var file_name; var comment) : cint32; stdcall; external DLLName;
function PushLocalRepository(var local_path; var branch_name;
                             var user_name; var password) : cint32; stdcall; external DLLName;

end.