(*

 * 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 uConsts, uKeys, uGears, uRandom, uFloat, uStats, uVisualGears, uCollisions, GLunit, uSound, uTypes;

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;

            CurAmmoType: TAmmoType;

            AmmoStore: Longword;

            Team: PTeam;

            MultiShootAttacks: Longword;

            visStepPos: LongWord;

            BotLevel  : Byte; // 0 - Human player

            HatVisibility: GLfloat;

            stats: TStatistics;

            Hat: shortstring;

            InitialHealth: LongInt; // used for gfResetHealth

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

            Unplaced: boolean;  // Flag for hog placing mode

            Timer: Longword;

            Effects: Array[THogEffect] of boolean;

            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,

            AIKillsTex,

            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

            stats: TTeamStats;

            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;

    GameOver: boolean;

procedure initModule;

procedure freeModule;

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);

function  GetTeamStatString(p: PTeam): shortstring;

implementation

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;

ReadyTimeLeft:= 0;

if not GameOver then

    begin

    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;

GameOver:= true

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;

    CurWeapon: PAmmo;

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);

CurWeapon:= GetAmmoEntry(CurrentHedgehog^);

if CurWeapon^.Count = 0 then CurrentHedgehog^.CurAmmoType:= amNothing;

with CurrentHedgehog^ do

    begin

    with Gear^ do

        begin

        Z:= cCurrHHZ;

        State:= gstHHDriven;

        Active:= true

        end;

    RemoveGearFromList(Gear);

    InsertGearToList(Gear);

    FollowGear:= Gear

    end;

ResetKbd;

if (GameFlags and gfDisableWind) = 0 then

    begin

    cWindSpeed:= rndSign(GetRandom * 2 * cMaxWindSpeed);

    // cWindSpeedf:= cWindSpeed.QWordValue / _1.QWordValue throws 'Internal error 200502052' on Darwin

    // see http://mantis.freepascal.org/view.php?id=17714

    cWindSpeedf:= SignAs(cWindSpeed,cWindSpeed).QWordValue / SignAs(_1,_1).QWordValue;

    if cWindSpeed.isNegative then

        CWindSpeedf := -cWindSpeedf;

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

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

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

    end;

ApplyAmmoChanges(CurrentHedgehog^);

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

bShowFinger:= true;

if PlacingHogs then

   begin

   if CurrentHedgehog^.Unplaced then TurnTimeLeft:= 15000

   else TurnTimeLeft:= 0

   end

else TurnTimeLeft:= cHedgehogTurnTime;

if (TurnTimeLeft > 0) and (CurrentHedgehog^.BotLevel = 0) then

    begin

    if CurrentTeam^.ExtDriven then

        PlaySound(sndIllGetYou, CurrentTeam^.voicepack)

    else

        PlaySound(sndYesSir, CurrentTeam^.voicepack);

    if PlacingHogs or (cHedgehogTurnTime < 1000000) then ReadyTimeLeft:= cReadyDelay;

    AddCaption(Format(shortstring(trmsg[sidReady]), CurrentTeam^.TeamName), cWhiteColor, capgrpGameState)

    end

else

    begin

    if TurnTimeLeft > 0 then

        PlaySound(sndIllGetYou, CurrentTeam^.voicepack);

    ReadyTimeLeft:= 0

    end;

perfExt_NewTurnBeginning();

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';

            Hedgehogs[0].Effects[hePoisoned] := false;

            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;

            Hedgehogs[0].InitialHealth:= Hedgehogs[0].Gear^.Health

            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;