(*

 * Hedgewars, a worms-like game

 * Copyright (c) 2004-2007 Andrey Korotaev <unC0Rr@gmail.com>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; version 2 of the License

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA

 *)

function CheckNoTeamOrHH: boolean;

var Result: boolean;

begin

Result:= (CurrentTeam = nil) or (CurrentHedgehog^.Gear = nil);

{$IFDEF DEBUGFILE}

if Result then

   if CurrentTeam = nil then AddFileLog('CONSOLE: CurTeam = nil')

                        else AddFileLog('CONSOLE: CurTeam <> nil, Gear = nil');

{$ENDIF}

CheckNoTeamOrHH:= Result

end;

////////////////////////////////////////////////////////////////////////////////

procedure chQuit(var s: shortstring);

begin

SendIPC('Q');

GameState:= gsExit

end;

procedure chCheckProto(var s: shortstring);

var i, c: LongInt;

begin

if isDeveloperMode then

   begin

   val(s, i, c);

   if (c <> 0) or (i = 0) then exit;

   TryDo(i <= cNetProtoVersion, 'Protocol version mismatch: engine is too old', true);

   TryDo(i >= cNetProtoVersion, 'Protocol version mismatch: engine is too new', true)

   end

end;

procedure chAddTeam(var s: shortstring);

var Color: Longword;

    ts: shortstring;

begin

if isDeveloperMode then

   begin

   SplitBySpace(s, ts);

   val(s, Color);

   TryDo(Color <> 0, 'Error: black team color', true);

   AddTeam(Color);

   CurrentTeam^.TeamName:= ts;

   if GameType in [gmtDemo, gmtSave] then CurrentTeam^.ExtDriven:= true

   end

end;

procedure chTeamLocal(var s: shortstring);

begin

if not isDeveloperMode then exit;

if CurrentTeam = nil then OutError(errmsgIncorrectUse + ' "/rdriven"', true);

CurrentTeam^.ExtDriven:= true

end;

procedure chGrave(var s: shortstring);

begin

if CurrentTeam = nil then OutError(errmsgIncorrectUse + ' "/grave"', true);

if s[1]='"' then Delete(s, 1, 1);

if s[byte(s[0])]='"' then Delete(s, byte(s[0]), 1);

CurrentTeam^.GraveName:= s

end;

procedure chFort(var s: shortstring);

begin

if CurrentTeam = nil then OutError(errmsgIncorrectUse + ' "/grave"', true);

if s[1]='"' then Delete(s, 1, 1);

if s[byte(s[0])]='"' then Delete(s, byte(s[0]), 1);

CurrentTeam^.FortName:= s

end;

procedure chAddHH(var id: shortstring);

var s: shortstring;

    Gear: PGear;

begin

if (not isDeveloperMode) or (CurrentTeam = nil) then exit;

with CurrentTeam^ do

     begin

     SplitBySpace(id, s);

     CurrentHedgehog:= @Hedgehogs[HedgehogsNumber];

     val(id, CurrentHedgehog^.BotLevel);

     Gear:= AddGear(0, 0, gtHedgehog, 0, _0, _0, 0);

     SplitBySpace(s, id);

     val(s, Gear^.Health);

     TryDo(Gear^.Health > 0, 'Invalid hedgehog health', true);

     PHedgehog(Gear^.Hedgehog)^.Team:= CurrentTeam;

     Hedgehogs[HedgehogsNumber].AmmoStore:= TeamsCount - 1; // FIXME HACK to get ammostores work

     Hedgehogs[HedgehogsNumber].Gear:= Gear;

     Hedgehogs[HedgehogsNumber].Name:= id;

     inc(HedgehogsNumber)

     end

end;

procedure chSetHHCoords(var x: shortstring);

var y: shortstring;

    t: Longint;

begin

if (not isDeveloperMode) or (CurrentHedgehog = nil) or (CurrentHedgehog^.Gear = nil) then exit;

SplitBySpace(x, y);

val(x, t);

CurrentHedgehog^.Gear^.X:= int2hwFloat(t);

val(y, t);

CurrentHedgehog^.Gear^.Y:= int2hwFloat(t)

end;

procedure chAddAmmoStore(var descr: shortstring);

begin

AddAmmoStore(descr)

end;

procedure chBind(var id: shortstring);

var s: shortstring;

    b: LongInt;

begin

if CurrentTeam = nil then exit;

SplitBySpace(id, s);

if s[1]='"' then Delete(s, 1, 1);

if s[byte(s[0])]='"' then Delete(s, byte(s[0]), 1);

b:= KeyNameToCode(id);

if b = 0 then OutError(errmsgUnknownVariable + ' "' + id + '"', false)

         else CurrentTeam^.Binds[b]:= s

end;

procedure chLeft_p(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

bShowFinger:= false;

if not CurrentTeam^.ExtDriven then SendIPC('L');

with CurrentHedgehog^.Gear^ do

    Message:= Message or gm_Left

end;

procedure chLeft_m(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

if not CurrentTeam^.ExtDriven then SendIPC('l');

with CurrentHedgehog^.Gear^ do

     Message:= Message and not gm_Left

end;

procedure chRight_p(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

bShowFinger:= false;

if not CurrentTeam^.ExtDriven then SendIPC('R');

with CurrentHedgehog^.Gear^ do

    Message:= Message or gm_Right

end;

procedure chRight_m(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

if not CurrentTeam^.ExtDriven then SendIPC('r');

with CurrentHedgehog^.Gear^ do

     Message:= Message and not gm_Right

end;

procedure chUp_p(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

bShowFinger:= false;

if not CurrentTeam^.ExtDriven then SendIPC('U');

with CurrentHedgehog^.Gear^ do

    Message:= Message or gm_Up

end;

procedure chUp_m(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

if not CurrentTeam^.ExtDriven then SendIPC('u');

with CurrentHedgehog^.Gear^ do

     Message:= Message and not gm_Up

end;

procedure chDown_p(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

bShowFinger:= false;

if not CurrentTeam^.ExtDriven then SendIPC('D');

with CurrentHedgehog^.Gear^ do

    Message:= Message or gm_Down

end;

procedure chDown_m(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

if not CurrentTeam^.ExtDriven then SendIPC('d');

with CurrentHedgehog^.Gear^ do

     Message:= Message and not gm_Down

end;

procedure chLJump(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

bShowFinger:= false;

if not CurrentTeam^.ExtDriven then SendIPC('j');

with CurrentHedgehog^.Gear^ do

    Message:= Message or gm_LJump

end;

procedure chHJump(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

bShowFinger:= false;

if not CurrentTeam^.ExtDriven then SendIPC('J');

with CurrentHedgehog^.Gear^ do

    Message:= Message or gm_HJump

end;

procedure chAttack_p(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

bShowFinger:= false;

with CurrentHedgehog^.Gear^ do

     begin

     {$IFDEF DEBUGFILE}AddFileLog('/+attack: Gear^.State = '+inttostr(State));{$ENDIF}

     if ((State and gstHHDriven) <> 0) and

        ((State and (gstAttacked or gstHHChooseTarget)) = 0) then

        begin

        FollowGear:= CurrentHedgehog^.Gear;

        if not CurrentTeam^.ExtDriven then SendIPC('A');

        Message:= Message or gm_Attack

        end

     end

end;

procedure chAttack_m(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

with CurrentHedgehog^.Gear^ do

     begin

     if not CurrentTeam^.ExtDriven and

        ((Message and gm_Attack) <> 0) then SendIPC('a');

     Message:= Message and not gm_Attack

     end

end;

procedure chSwitch(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

if not CurrentTeam^.ExtDriven then SendIPC('S');

with CurrentHedgehog^.Gear^ do

     Message:= Message or gm_Switch

end;

procedure chNextTurn(var s: shortstring);

begin

if AllInactive then

   begin

   if not CurrentTeam^.ExtDriven then SendIPC('N');

   TickTrigger(trigTurns);

   {$IFDEF DEBUGFILE}AddFileLog('Doing SwitchHedgehog: time '+inttostr(GameTicks));{$ENDIF}

   SwitchHedgehog;

   end

end;

procedure chSay(var s: shortstring);

begin

WriteLnToConsole('> ' + s);

SendIPC('s'+s)

end;

procedure chTimer(var s: shortstring);

begin

if (s[0] <> #1) or (s[1] < '1') or (s[1] > '5') or (CurrentTeam = nil) then exit;

bShowFinger:= false;

with CurrentHedgehog^ do

     if (Ammo^[CurSlot, CurAmmo].Propz and ammoprop_Timerable) <> 0 then

        begin

        Ammo^[CurSlot, CurAmmo].Timer:= 1000 * (byte(s[1]) - 48);

        with CurrentTeam^ do

             ApplyAmmoChanges(Hedgehogs[CurrHedgehog]);

        if not CurrentTeam^.ExtDriven then SendIPC(s);

        end

end;

procedure chSlot(var s: shortstring);

var slot: LongWord;

    caSlot, caAmmo: PLongword;

begin

if (s[0] <> #1) or CheckNoTeamOrHH then exit;

bShowFinger:= false;

slot:= byte(s[1]) - 49;

if slot > cMaxSlotIndex then exit;

if not CurrentTeam^.ExtDriven then SendIPC(char(byte(s[1]) + 79));

with CurrentTeam^ do

     begin

     with Hedgehogs[CurrHedgehog] do

          begin

          if ((Gear^.State and (gstAttacking or gstAttacked)) <> 0) or (AttacksNum > 0)

             or ((Gear^.State and gstHHDriven) = 0) then exit;

          Gear^.Message:= Gear^.Message and not (gm_LJump or gm_HJump);

          if CurAmmoGear = nil then begin caSlot:= @CurSlot; caAmmo:= @CurAmmo end

                               else begin caSlot:= @AltSlot; caAmmo:= @AltAmmo end;

          if caSlot^ = slot then

             begin

             inc(caAmmo^);

             if (caAmmo^ > cMaxSlotAmmoIndex) or (Ammo^[slot, caAmmo^].Count = 0) then caAmmo^:= 0

             end else

             if Ammo^[slot, 0].Count > 0 then

                begin

                caSlot^:= slot;

                caAmmo^:= 0;

                end;

          end;

     ApplyAmmoChanges(Hedgehogs[CurrHedgehog])

     end

end;

procedure doPut(putX, putY: LongInt; fromAI: boolean);

begin

if CheckNoTeamOrHH then exit;

if bShowAmmoMenu then

   begin

   bSelected:= true;

   exit

   end;

with CurrentHedgehog^.Gear^,

     CurrentHedgehog^ do

     if (State and gstHHChooseTarget) <> 0 then

        begin

        isCursorVisible:= false;

        if not CurrentTeam^.ExtDriven then

           begin

           if fromAI then

              begin

              TargetPoint.X:= putX;

              TargetPoint.Y:= putY

              end else

              begin

              SDL_GetMouseState(@TargetPoint.X, @TargetPoint.Y);

              dec(TargetPoint.X, WorldDx);

              dec(TargetPoint.Y, WorldDy)

              end;

           SendIPCXY('p', TargetPoint.X, TargetPoint.Y);

           end;

        State:= State and not gstHHChooseTarget; 

        if (Ammo^[CurSlot, CurAmmo].Propz and ammoprop_AttackingPut) <> 0 then

           Message:= Message or gm_Attack;

        end else if CurrentTeam^.ExtDriven then OutError('got /put while not being in choose target mode', false)

end;

procedure chPut(var s: shortstring);

begin

doPut(0, 0, false)

end;

procedure chCapture(var s: shortstring);

begin

flagMakeCapture:= true

end;

procedure chSkip(var s: shortstring);

begin

if not CurrentTeam^.ExtDriven then SendIPC(',');

TurnTimeLeft:= 0

end;

procedure chSetMap(var s: shortstring);

begin

if isDeveloperMode then

   begin

   Pathz[ptMapCurrent]:= Pathz[ptMaps] + '/' + s;

   InitStepsFlags:= InitStepsFlags or cifMap

   end

end;

procedure chSetTheme(var s: shortstring);

begin

if isDeveloperMode then

   begin

   Pathz[ptCurrTheme]:= Pathz[ptThemes] + '/' + s;

   InitStepsFlags:= InitStepsFlags or cifTheme

   end

end;

procedure chSetSeed(var s: shortstring);

begin

if isDeveloperMode then

   begin

   SetRandomSeed(s);

   cSeed:= s;

   InitStepsFlags:= InitStepsFlags or cifRandomize

   end

end;

procedure chAmmoMenu(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

with CurrentTeam^ do

     with Hedgehogs[CurrHedgehog] do

          begin

          bSelected:= false;

          if bShowAmmoMenu then bShowAmmoMenu:= false

          else if ((Gear^.State and (gstAttacking or gstAttacked)) <> 0) or (AttacksNum > 0)

               or ((Gear^.State and gstHHDriven) = 0) then else bShowAmmoMenu:= true

          end

end;

procedure chFullScr(var s: shortstring);

var flags: Longword;

{$IFDEF DEBUGFILE}

    buf: array[byte] of char;

{$ENDIF}

begin

if Length(s) = 0 then cFullScreen:= not cFullScreen

                 else cFullScreen:= s = '1';

flags:= SDL_HWSURFACE or SDL_DOUBLEBUF or SDL_HWACCEL;

if cFullScreen then flags:= flags or SDL_FULLSCREEN

               else SDL_WM_SetCaption('Hedgewars', nil);

SDL_FreeSurface(SDLPrimSurface);

SDLPrimSurface:= SDL_SetVideoMode(cScreenWidth, cScreenHeight, cBits, flags);

{$IFDEF DEBUGFILE}

AddFileLog('SDL video driver: ' + string(SDL_VideoDriverName(buf, sizeof(buf))));

{$ENDIF}

TryDo(SDLPrimSurface <> nil, errmsgCreateSurface, true);

PixelFormat:= SDLPrimSurface^.format

end;

procedure chVol_p(var s: shortstring);

begin

inc(cVolumeDelta, 3)

end;

procedure chVol_m(var s: shortstring);

begin

dec(cVolumeDelta, 3)

end;

procedure chFindhh(var s: shortstring);

begin

if CheckNoTeamOrHH then exit;

bShowFinger:= true;

FollowGear:= CurrentHedgehog^.Gear

end;

procedure chPause(var s: shortstring);

begin

isPaused:= not isPaused;

SDL_ShowCursor(ord(isPaused))

end;

procedure chRotateMask(var s: shortstring);

const map: array[0..7] of byte = (7,4,0,1,2,3,0,5);

begin

cTagsMask:= map[cTagsMask]

end;

procedure chAddTrigger(var s: shortstring);

const MAXPARAMS = 16;

var params: array[0..Pred(MAXPARAMS)] of Longword;

    i: LongInt;

    c: char;

    tmp: shortstring;

begin

c:= s[1];

Delete(s, 1, 1);

i:= 0;

while (i < MAXPARAMS) and

      (Length(s) > 0) do

    begin