(*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2004-2008 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

 *)

{$INCLUDE "options.inc"}

unit uTeams;

interface

uses SDLh, uConsts, uKeys, uGears, uRandom, uFloat, uStats, uVisualGears, uCollisions, uLand,

{$IFDEF GLES11}

	gles11,

{$ELSE}

	GL,

{$ENDIF}

	uSound;

type PHHAmmo = ^THHAmmo;

	THHAmmo = array[0..cMaxSlotIndex, 0..cMaxSlotAmmoIndex] of TAmmo;

	PHedgehog = ^THedgehog;

	PTeam     = ^TTeam;

	PClan     = ^TClan;

	THedgehog = record

			Name: string[MAXNAMELEN];

			Gear: PGear;

			SpeechGear: PVisualGear;

			NameTagTex,

			HealthTagTex,

			HatTex: PTexture;

			Ammo: PHHAmmo;

			AmmoStore: Longword;

			CurSlot, CurAmmo: LongWord;

			Team: PTeam;

			MultiShootAttacks: Longword;

			visStepPos: LongWord;

			BotLevel  : LongWord; // 0 - Human player

			HatVisibility: GLfloat;

			stats: TStatistics;

			Hat: shortstring;

            King: boolean;  // Flag for a bunch of hedgehog attributes

            Unplaced: boolean;  // Flag for hog placing mode

			end;

	TTeam = record

			Clan: PClan;

			TeamName: string[MAXNAMELEN];

			ExtDriven: boolean;

			Binds: TBinds;

			Hedgehogs: array[0..cMaxHHIndex] of THedgehog;

			CurrHedgehog: LongWord;

			NameTagTex: PTexture;

			CrosshairTex,

			GraveTex,

			HealthTex,

			FlagTex: PTexture;

			Flag: shortstring;

			GraveName: shortstring;

			FortName: shortstring;

			TeamHealth: LongInt;

			TeamHealthBarWidth,

			NewTeamHealthBarWidth: LongInt;

			DrawHealthY: LongInt;

			AttackBar: LongWord;

			HedgehogsNumber: Longword;

			hasGone: boolean;

			voicepack: PVoicepack;

            PlayerHash: shortstring;   // md5 hash of player name. For temporary enabling of hats as thank you. Hashed for privacy of players

			end;

	TClan = record

			Color: Longword;

			Teams: array[0..Pred(cMaxTeams)] of PTeam;

			TeamsNumber: Longword;

			CurrTeam: LongWord;

			ClanHealth: LongInt;

			ClanIndex: LongInt;

			TurnNumber: LongWord;

			end;

var CurrentTeam: PTeam;

    PreviousTeam: PTeam;

    CurrentHedgehog: PHedgehog;

    TeamsArray: array[0..Pred(cMaxTeams)] of PTeam;

    TeamsCount: Longword;

    ClansArray: array[0..Pred(cMaxTeams)] of PClan;

    ClansCount: Longword;

    LocalClan: LongInt;  // last non-bot, non-extdriven clan

    LocalAmmo: LongInt;  // last non-bot, non-extdriven clan's first team's ammo index

    CurMinAngle, CurMaxAngle: Longword;

procedure init_uTeams;

procedure free_uTeams;

function  AddTeam(TeamColor: Longword): PTeam;

procedure SwitchHedgehog;

procedure AfterSwitchHedgehog;

procedure InitTeams;

function  TeamSize(p: PTeam): Longword;

procedure RecountTeamHealth(team: PTeam);

procedure RestoreTeamsFromSave;

function  CheckForWin: boolean;

procedure TeamGone(s: shortstring);

procedure TeamGoneEffect(var Team: TTeam);

implementation

uses uMisc, uWorld, uAI, uLocale, uConsole, uAmmos, uChat;

const MaxTeamHealth: LongInt = 0;

function CheckForWin: boolean;

var AliveClan: PClan;

    s: shortstring;

    t, AliveCount, i, j: LongInt;

begin

AliveCount:= 0;

for t:= 0 to Pred(ClansCount) do

	if ClansArray[t]^.ClanHealth > 0 then

		begin

		inc(AliveCount);

		AliveClan:= ClansArray[t]

		end;

if (AliveCount > 1)

or ((AliveCount = 1) and ((GameFlags and gfOneClanMode) <> 0)) then exit(false);

CheckForWin:= true;

TurnTimeLeft:= 0;

if AliveCount = 0 then

	begin // draw

	AddCaption(trmsg[sidDraw], cWhiteColor, capgrpGameState);

	SendStat(siGameResult, trmsg[sidDraw]);

	AddGear(0, 0, gtATFinishGame, 0, _0, _0, 3000)

	end else // win

	with AliveClan^ do

		begin

		if TeamsNumber = 1 then

			s:= Format(shortstring(trmsg[sidWinner]), Teams[0]^.TeamName)  // team wins

		else

			s:= Format(shortstring(trmsg[sidWinner]), Teams[0]^.TeamName); // clan wins

		for j:= 0 to Pred(TeamsNumber) do

			with Teams[j]^ do

				for i:= 0 to cMaxHHIndex do

					with Hedgehogs[i] do

						if (Gear <> nil) then

							Gear^.State:= gstWinner;

		AddCaption(s, cWhiteColor, capgrpGameState);

		SendStat(siGameResult, s);

		AddGear(0, 0, gtATFinishGame, 0, _0, _0, 3000)

		end;

SendStats

end;

procedure SwitchHedgehog;

var c: LongWord;

    PrevHH, PrevTeam: LongWord;

begin

TargetPoint.X:= NoPointX;

TryDo(CurrentTeam <> nil, 'nil Team', true);

with CurrentHedgehog^ do

    if (PreviousTeam <> nil) and PlacingHogs and Unplaced then

        begin

        Unplaced:= false;

	    if Gear <> nil then 

           begin

           DeleteCI(Gear);

           FindPlace(Gear, false, 0, LAND_WIDTH);

           if Gear <> nil then AddGearCI(Gear)

           end

		end;

PreviousTeam:= CurrentTeam;

with CurrentHedgehog^ do

    begin

	if Gear <> nil then

		begin

		MultiShootAttacks:= 0;

		Gear^.Message:= 0;

		Gear^.Z:= cHHZ;

		RemoveGearFromList(Gear);

		InsertGearToList(Gear)

		end

    end;

c:= CurrentTeam^.Clan^.ClanIndex;

repeat

	inc(c);

	if c = ClansCount then

		begin

        if not PlacingHogs then inc(TotalRounds);

		c:= 0

		end;

	with ClansArray[c]^ do

		begin

		PrevTeam:= CurrTeam;

		repeat

			CurrTeam:= Succ(CurrTeam) mod TeamsNumber;

			CurrentTeam:= Teams[CurrTeam];

			with CurrentTeam^ do

				begin

				PrevHH:= CurrHedgehog mod HedgehogsNumber; // prevent infinite loop when CurrHedgehog = 7, but HedgehogsNumber < 8 (team is destroyed before its first turn)

				repeat

					CurrHedgehog:= Succ(CurrHedgehog) mod HedgehogsNumber;

				until (Hedgehogs[CurrHedgehog].Gear <> nil) or (CurrHedgehog = PrevHH)

				end

		until (CurrentTeam^.Hedgehogs[CurrentTeam^.CurrHedgehog].Gear <> nil) or (PrevTeam = CurrTeam);

		end

until (CurrentTeam^.Hedgehogs[CurrentTeam^.CurrHedgehog].Gear <> nil);

CurrentHedgehog:= @(CurrentTeam^.Hedgehogs[CurrentTeam^.CurrHedgehog])

end;

procedure AfterSwitchHedgehog;

var g: PGear;

    i, t: LongInt;

begin

if PlacingHogs then

   begin

   PlacingHogs:= false;

   for t:= 0 to Pred(TeamsCount) do

      for i:= 0 to cMaxHHIndex do

          if (TeamsArray[t]^.Hedgehogs[i].Gear <> nil) and (TeamsArray[t]^.Hedgehogs[i].Unplaced) then 

             PlacingHogs:= true;

   if not PlacingHogs then // Reset  various things I mucked with

      begin

      for i:= 0 to ClansCount do

         if ClansArray[i] <> nil then ClansArray[i]^.TurnNumber:= 0;

      ResetWeapons

      end

   end;

inc(CurrentTeam^.Clan^.TurnNumber);

SwitchNotHeldAmmo(CurrentHedgehog^);

with CurrentHedgehog^ do

	begin

	with Gear^ do

		begin

		Z:= cCurrHHZ;

		State:= gstHHDriven;

		Active:= true

		end;

	RemoveGearFromList(Gear);

	InsertGearToList(Gear);

	FollowGear:= Gear

	end;

ResetKbd;

cWindSpeed:= rndSign(GetRandom * cMaxWindSpeed);

g:= AddGear(0, 0, gtATSmoothWindCh, 0, _0, _0, 1);

g^.Tag:= hwRound(cWindSpeed * 72 / cMaxWindSpeed);

{$IFDEF DEBUGFILE}AddFileLog('Wind = '+FloatToStr(cWindSpeed));{$ENDIF}

ApplyAmmoChanges(CurrentHedgehog^);

{$IFNDEF IPHONEOS}

if not CurrentTeam^.ExtDriven then SetBinds(CurrentTeam^.Binds);

{$ENDIF}

bShowFinger:= true;

if (CurrentTeam^.ExtDriven or (CurrentHedgehog^.BotLevel > 0)) then

	PlaySound(sndIllGetYou, CurrentTeam^.voicepack)

else

	PlaySound(sndYesSir, CurrentTeam^.voicepack);

if PlacingHogs then

   begin

   if CurrentHedgehog^.Unplaced then TurnTimeLeft:= 1000 * (MaxHedgehogs div 4) + 1000

   else TurnTimeLeft:= 0

   end

else TurnTimeLeft:= cHedgehogTurnTime

end;

function AddTeam(TeamColor: Longword): PTeam;

var team: PTeam;

    c: LongInt;

begin

TryDo(TeamsCount < cMaxTeams, 'Too many teams', true);

New(team);

TryDo(team <> nil, 'AddTeam: team = nil', true);

FillChar(team^, sizeof(TTeam), 0);

team^.AttackBar:= 2;

team^.CurrHedgehog:= 0;

team^.Flag:= 'hedgewars';

TeamsArray[TeamsCount]:= team;

inc(TeamsCount);

c:= Pred(ClansCount);

while (c >= 0) and (ClansArray[c]^.Color <> TeamColor) do dec(c);

if c < 0 then

   begin

   new(team^.Clan);

   FillChar(team^.Clan^, sizeof(TClan), 0);

   ClansArray[ClansCount]:= team^.Clan;

   inc(ClansCount);

   with team^.Clan^ do

        begin

        ClanIndex:= Pred(ClansCount);

        Color:= TeamColor

        end

   end else

   begin

   team^.Clan:= ClansArray[c];

   end;

with team^.Clan^ do

    begin

    Teams[TeamsNumber]:= team;

    inc(TeamsNumber)

    end;

CurrentTeam:= team;

AddTeam:= team;

end;

procedure RecountAllTeamsHealth;

var t: LongInt;

begin

for t:= 0 to Pred(TeamsCount) do

    RecountTeamHealth(TeamsArray[t])

end;

procedure InitTeams;

var i, t: LongInt;

    th, h: LongInt;

begin

for t:= 0 to Pred(TeamsCount) do

   with TeamsArray[t]^ do

      begin

      if (not ExtDriven) and (Hedgehogs[0].BotLevel = 0) then

          begin

          LocalClan:= Clan^.ClanIndex;

          LocalAmmo:= Hedgehogs[0].AmmoStore

          end;

      th:= 0;

      for i:= 0 to cMaxHHIndex do

          if Hedgehogs[i].Gear <> nil then

             inc(th, Hedgehogs[i].Gear^.Health);

      if th > MaxTeamHealth then MaxTeamHealth:= th;

      // Some initial King buffs

      if (GameFlags and gfKing) <> 0 then

          begin

          Hedgehogs[0].King:= true;

          Hedgehogs[0].Hat:= 'crown';

          h:= Hedgehogs[0].Gear^.Health;

          Hedgehogs[0].Gear^.Health:= hwRound(int2hwFloat(th)*_0_375);

          if Hedgehogs[0].Gear^.Health > h then

              begin

              dec(th, h);

              inc(th, Hedgehogs[0].Gear^.Health);

              if th > MaxTeamHealth then MaxTeamHealth:= th

              end

          else Hedgehogs[0].Gear^.Health:= h

          end;

      end;

RecountAllTeamsHealth

end;

function  TeamSize(p: PTeam): Longword;

var i, value: Longword;

begin

value:= 0;

for i:= 0 to cMaxHHIndex do

    if p^.Hedgehogs[i].Gear <> nil then inc(value);

TeamSize:= value;

end;

procedure RecountClanHealth(clan: PClan);

var i: LongInt;

begin

with clan^ do

    begin

    ClanHealth:= 0;

    for i:= 0 to Pred(TeamsNumber) do

        inc(ClanHealth, Teams[i]^.TeamHealth)

    end

end;

procedure RecountTeamHealth(team: PTeam);

var i: LongInt;

begin

with team^ do

	begin

	NewTeamHealthBarWidth:= 0;

	if not hasGone then

		for i:= 0 to cMaxHHIndex do

			if Hedgehogs[i].Gear <> nil then

				inc(NewTeamHealthBarWidth, Hedgehogs[i].Gear^.Health);

	TeamHealth:= NewTeamHealthBarWidth;

	if NewTeamHealthBarWidth > MaxTeamHealth then

		begin

		MaxTeamHealth:= NewTeamHealthBarWidth;

		RecountAllTeamsHealth;

		end else NewTeamHealthBarWidth:= (NewTeamHealthBarWidth * cTeamHealthWidth) div MaxTeamHealth

	end;

RecountClanHealth(team^.Clan);

AddVisualGear(0, 0, vgtTeamHealthSorter)

end;

procedure RestoreTeamsFromSave;

var t: LongInt;

begin

for t:= 0 to Pred(TeamsCount) do

   TeamsArray[t]^.ExtDriven:= false

end;

procedure TeamGone(s: shortstring);

var t: LongInt;

begin

t:= 0;

while (t < cMaxTeams)

	and (TeamsArray[t] <> nil)

	and (TeamsArray[t]^.TeamName <> s) do inc(t);

if (t = cMaxTeams) or (TeamsArray[t] = nil) then exit;

with TeamsArray[t]^ do

	begin

	AddChatString('** '+ TeamName + ' is gone');

	hasGone:= true

	end;

RecountTeamHealth(TeamsArray[t])

end;

procedure TeamGoneEffect(var Team: TTeam);

var i: LongInt;

begin

with Team do

	for i:= 0 to cMaxHHIndex do

		with Hedgehogs[i] do

			if Gear <> nil then

                begin

                Gear^.Invulnerable:= false;

				Gear^.Damage:= Gear^.Health

                end

end;

procedure init_uTeams;

begin

	CurrentTeam:= nil;

	PreviousTeam:= nil;

	CurrentHedgehog:= nil;

	TeamsCount:= 0;

	ClansCount:= 0;

	LocalClan:= -1;

	LocalAmmo:= -1;

end;

procedure free_uTeams;

var i: LongWord;

begin

   if TeamsCount > 0 then

     begin

     for i:= 0 to Pred(TeamsCount) do Dispose(TeamsArray[i]);