/**

 * vim: set ts=4 :

 * =============================================================================

 * SourceMod Basefuncommands Plugin

 * Provides freeze and freezebomb functionality

 *

 * SourceMod (C)2004-2008 AlliedModders LLC.  All rights reserved.

 * =============================================================================

 *

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

 * the terms of the GNU General Public License, version 3.0, as published by the

 * Free Software Foundation.

 * 

 * 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, see <http://www.gnu.org/licenses/>.

 *

 * As a special exception, AlliedModders LLC gives you permission to link the

 * code of this program (as well as its derivative works) to "Half-Life 2," the

 * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software

 * by the Valve Corporation.  You must obey the GNU General Public License in

 * all respects for all other code used.  Additionally, AlliedModders LLC grants

 * this exception to all derivative works.  AlliedModders LLC defines further

 * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),

 * or <http://www.sourcemod.net/license.php>.

 *

 * Version: $Id$

 */

new Handle:g_FreezeTimers[MAXPLAYERS+1];

new Handle:g_FreezeBombTimers[MAXPLAYERS+1];

new g_FreezeTracker[MAXPLAYERS+1];

new g_FreezeBombTracker[MAXPLAYERS+1];

new Handle:g_FreezeDuration = INVALID_HANDLE;

new Handle:g_FreezeBombTicks = INVALID_HANDLE;

new Handle:g_FreezeBombRadius = INVALID_HANDLE;

new Handle:g_FreezeBombMode = INVALID_HANDLE;

SetupIce()

{

	RegAdminCmd("sm_freeze", Command_Freeze, ADMFLAG_SLAY, "sm_freeze <#userid|name> [time]");

	RegAdminCmd("sm_freezebomb", Command_FreezeBomb, ADMFLAG_SLAY, "sm_freezebomb <#userid|name> [0/1]");

	g_FreezeDuration = CreateConVar("sm_freeze_duration", "10.0", "Sets the default duration for sm_freeze and freezebomb victims", 0, true, 1.0, true, 120.0);	

	g_FreezeBombTicks = CreateConVar("sm_freezebomb_ticks", "10", "Sets how long the freezebomb fuse is.", 0, true, 5.0, true, 120.0);

	g_FreezeBombRadius = CreateConVar("sm_freezebomb_radius", "600", "Sets the freezebomb blast radius.", 0, true, 50.0, true, 3000.0);

	g_FreezeBombMode = CreateConVar("sm_freezebomb_mode", "0", "Who is targetted by the freezebomb? 0 = Target only, 1 = Target's team, 2 = Everyone", 0, true, 0.0, true, 2.0);

}

FreezeClient(client, time)

{

	if (g_FreezeTimers[client] != INVALID_HANDLE)

	{

		UnfreezeClient(client);

	}

	SetEntityMoveType(client, MOVETYPE_NONE);

	SetEntityRenderColor(client, 0, 128, 255, 192);

	new Float:vec[3];

	GetClientEyePosition(client, vec);

	EmitAmbientSound(SOUND_FREEZE, vec, client, SNDLEVEL_RAIDSIREN);

	g_FreezeTimers[client] = CreateTimer(1.0, Timer_Freeze, client, TIMER_REPEAT);

	g_FreezeTracker[client] = time;

}

UnfreezeClient(client)

{

	KillFreezeTimer(client);

	new Float:vec[3];

	GetClientAbsOrigin(client, vec);

	vec[2] += 10;	

	GetClientEyePosition(client, vec);

	EmitAmbientSound(SOUND_FREEZE, vec, client, SNDLEVEL_RAIDSIREN);

	SetEntityMoveType(client, MOVETYPE_WALK);

	SetEntityRenderColor(client, 255, 255, 255, 255);	

}

KillFreezeTimer(client)

{

	KillTimer(g_FreezeTimers[client]);

	g_FreezeTimers[client] = INVALID_HANDLE;

}

CreateFreezeBomb(client)

{

	g_FreezeBombTimers[client] = CreateTimer(1.0, Timer_FreezeBomb, client, TIMER_REPEAT);

	g_FreezeBombTracker[client] = GetConVarInt(g_FreezeBombTicks);

}

KillFreezeBomb(client)

{

	KillTimer(g_FreezeBombTimers[client]);

	g_FreezeBombTimers[client] = INVALID_HANDLE;

	SetEntityRenderColor(client, 255, 255, 255, 255);

}

KillAllFreezes()

{

	new maxclients = GetMaxClients();

	for (new i = 1; i <= maxclients; i++)

	{

		if (g_FreezeTimers[i] != INVALID_HANDLE)

		{

			if(IsClientInGame(i))

			{

				UnfreezeClient(i);

			}

			else

			{

				KillFreezeTimer(i);

			}			

		}		

		if (g_FreezeBombTimers[i] != INVALID_HANDLE)

		{

			KillFreezeBomb(i);

		}

	}

}

PerformFreeze(client, target, time)

{

	FreezeClient(target, time);

	LogAction(client, target, "\"%L\" froze \"%L\"", client, target);

}

PerformFreezeBomb(client, target, toggle)

{

	switch (toggle)

	{

		case (2):

		{

			if (g_FreezeBombTimers[target] == INVALID_HANDLE)

			{

				CreateFreezeBomb(target);

				LogAction(client, target, "\"%L\" set a FreezeBomb on \"%L\"", client, target);

			}

			else

			{

				KillFreezeBomb(target);

				LogAction(client, target, "\"%L\" removed a FreezeBomb on \"%L\"", client, target);

			}

		}

		case (1):

		{

			if (g_FreezeBombTimers[target] == INVALID_HANDLE)

			{

				CreateFreezeBomb(target);

				LogAction(client, target, "\"%L\" set a FreezeBomb on \"%L\"", client, target);

			}

		}

		case (0):

		{

			if (g_FreezeBombTimers[target] != INVALID_HANDLE)

			{

				KillFreezeBomb(target);

				LogAction(client, target, "\"%L\" removed a FreezeBomb on \"%L\"", client, target);

			}

		}

	}

}

public Action:Timer_Freeze(Handle:timer, any:client)

{

	if (!IsClientInGame(client))

	{

		KillFreezeTimer(client);

		return Plugin_Handled;

	}

	if (!IsPlayerAlive(client))

	{

		UnfreezeClient(client);

		return Plugin_Handled;

	}		

	g_FreezeTracker[client]--;

	SetEntityMoveType(client, MOVETYPE_NONE);

	SetEntityRenderColor(client, 0, 128, 255, 135);

	new Float:vec[3];

	GetClientAbsOrigin(client, vec);

	vec[2] += 10;

	TE_SetupGlowSprite(vec, g_GlowSprite, 0.95, 1.5, 50);

	TE_SendToAll();	

	if (g_FreezeTracker[client] == 0)

	{

		UnfreezeClient(client);

	}

	return Plugin_Handled;

}

public Action:Timer_FreezeBomb(Handle:timer, any:client)

{

	if (!IsClientInGame(client) || !IsPlayerAlive(client))

	{

		KillFreezeBomb(client);

		return Plugin_Handled;

	}

	g_FreezeBombTracker[client]--;

	new Float:vec[3];

	GetClientEyePosition(client, vec);

	if (g_FreezeBombTracker[client] > 0)

	{

		new color;

		if (g_FreezeBombTracker[client] > 1)

		{

			color = RoundToFloor(g_FreezeBombTracker[client] * (255.0 / GetConVarFloat(g_FreezeBombTicks)));

			EmitAmbientSound(SOUND_BEEP, vec, client, SNDLEVEL_RAIDSIREN);	

		}

		else

		{

			color = 0;

			EmitAmbientSound(SOUND_FINAL, vec, client, SNDLEVEL_RAIDSIREN);

		}

		SetEntityRenderColor(client, color, color, 255, 255);

		decl String:name[64];

		GetClientName(client, name, sizeof(name));

		PrintCenterTextAll("%t", "Till Explodes", name, g_FreezeBombTracker[client]);

		GetClientAbsOrigin(client, vec);

		vec[2] += 10;

		TE_SetupBeamRingPoint(vec, 10.0, GetConVarFloat(g_FreezeBombRadius) / 3.0, g_BeamSprite, g_HaloSprite, 0, 15, 0.5, 5.0, 0.0, greyColor, 10, 0);

		TE_SendToAll();

		TE_SetupBeamRingPoint(vec, 10.0, GetConVarFloat(g_FreezeBombRadius) / 3.0, g_BeamSprite, g_HaloSprite, 0, 10, 0.6, 10.0, 0.5, whiteColor, 10, 0);

		TE_SendToAll();

	}

	else

	{

		TE_SetupExplosion(vec, g_ExplosionSprite, 5.0, 1, 0, GetConVarInt(g_FreezeBombRadius), 5000);

		TE_SendToAll();

		EmitAmbientSound(SOUND_BOOM, vec, client, SNDLEVEL_RAIDSIREN);

		KillFreezeBomb(client);

		FreezeClient(client, GetConVarInt(g_FreezeDuration));

		if (GetConVarInt(g_FreezeBombMode) > 0)

		{

			new teamOnly = ((GetConVarInt(g_FreezeBombMode) == 1) ? true : false);

			new maxClients = GetMaxClients();

			for (new i = 1; i < maxClients; i++)

			{

				if (!IsClientInGame(i) || !IsPlayerAlive(i) || i == client)

				{

					continue;

				}

				if (teamOnly && GetClientTeam(i) != GetClientTeam(client))

				{

					continue;

				}

				new Float:pos[3];

				GetClientEyePosition(i, pos);

				new Float:distance = GetVectorDistance(vec, pos);

				if (distance > GetConVarFloat(g_FreezeBombRadius))

				{

					continue;

				}

				TE_SetupBeamPoints(vec, pos, g_BeamSprite2, g_HaloSprite, 0, 1, 0.7, 20.0, 50.0, 1, 1.5, blueColor, 10);

				TE_SendToAll();

				FreezeClient(i, GetConVarInt(g_FreezeDuration));

			}		

		}

	}

	return Plugin_Handled;

}

public AdminMenu_Freeze(Handle:topmenu, 

					  TopMenuAction:action,

					  TopMenuObject:object_id,

					  param,

					  String:buffer[],

					  maxlength)

{

	if (action == TopMenuAction_DisplayOption)

	{

		Format(buffer, maxlength, "%T", "Freeze player", param);

	}

	else if (action == TopMenuAction_SelectOption)

	{

		DisplayFreezeMenu(param);

	}

}

public AdminMenu_FreezeBomb(Handle:topmenu, 

					  TopMenuAction:action,

					  TopMenuObject:object_id,

					  param,

					  String:buffer[],

					  maxlength)

{

	if (action == TopMenuAction_DisplayOption)

	{

		Format(buffer, maxlength, "%T", "FreezeBomb player", param);

	}

	else if (action == TopMenuAction_SelectOption)

	{

		DisplayFreezeBombMenu(param);

	}

}

DisplayFreezeMenu(client)

{

	new Handle:menu = CreateMenu(MenuHandler_Freeze);

	decl String:title[100];

	Format(title, sizeof(title), "%T:", "Freeze player", client);

	SetMenuTitle(menu, title);

	SetMenuExitBackButton(menu, true);

	AddTargetsToMenu(menu, client, true, true);

	DisplayMenu(menu, client, MENU_TIME_FOREVER);

}

DisplayFreezeBombMenu(client)

{

	new Handle:menu = CreateMenu(MenuHandler_FreezeBomb);

	decl String:title[100];

	Format(title, sizeof(title), "%T:", "FreezeBomb player", client);

	SetMenuTitle(menu, title);

	SetMenuExitBackButton(menu, true);

	AddTargetsToMenu(menu, client, true, true);

	DisplayMenu(menu, client, MENU_TIME_FOREVER);

}

public MenuHandler_Freeze(Handle:menu, MenuAction:action, param1, param2)

{

	if (action == MenuAction_End)

	{

		CloseHandle(menu);

	}

	else if (action == MenuAction_Cancel)

	{

		if (param2 == MenuCancel_ExitBack && hTopMenu != INVALID_HANDLE)

		{

			DisplayTopMenu(hTopMenu, param1, TopMenuPosition_LastCategory);

		}

	}

	else if (action == MenuAction_Select)

	{

		decl String:info[32];

		new userid, target;

		GetMenuItem(menu, param2, info, sizeof(info));

		userid = StringToInt(info);

		if ((target = GetClientOfUserId(userid)) == 0)

		{

			PrintToChat(param1, "[SM] %t", "Player no longer available");

		}

		else if (!CanUserTarget(param1, target))

		{

			PrintToChat(param1, "[SM] %t", "Unable to target");

		}

		else

		{

			new String:name[32];

			GetClientName(target, name, sizeof(name));

			PerformFreeze(param1, target, GetConVarInt(g_FreezeDuration));

			ShowActivity2(param1, "[SM] ", "%t", "Froze target", "_s", name);

		}

		/* Re-draw the menu if they're still valid */

		if (IsClientInGame(param1) && !IsClientInKickQueue(param1))

		{

			DisplayFreezeMenu(param1);

		}

	}

}

public MenuHandler_FreezeBomb(Handle:menu, MenuAction:action, param1, param2)

{

	if (action == MenuAction_End)

	{

		CloseHandle(menu);

	}

	else if (action == MenuAction_Cancel)

	{

		if (param2 == MenuCancel_ExitBack && hTopMenu != INVALID_HANDLE)

		{

			DisplayTopMenu(hTopMenu, param1, TopMenuPosition_LastCategory);

		}

	}

	else if (action == MenuAction_Select)

	{

		decl String:info[32];

		new userid, target;

		GetMenuItem(menu, param2, info, sizeof(info));

		userid = StringToInt(info);

		if ((target = GetClientOfUserId(userid)) == 0)

		{

			PrintToChat(param1, "[SM] %t", "Player no longer available");

		}

		else if (!CanUserTarget(param1, target))

		{

			PrintToChat(param1, "[SM] %t", "Unable to target");

		}

		else

		{

			new String:name[32];

			GetClientName(target, name, sizeof(name));

			PerformFreezeBomb(param1, target, 2);

			ShowActivity2(param1, "[SM] ", "%t", "Toggled FreezeBomb on target", "_s", name);

		}

		/* Re-draw the menu if they're still valid */

		if (IsClientInGame(param1) && !IsClientInKickQueue(param1))

		{

			DisplayFreezeBombMenu(param1);

		}

	}

}

public Action:Command_Freeze(client, args)

{

	if (args < 1)

	{

		ReplyToCommand(client, "[SM] Usage: sm_freeze <#userid|name> [time]");

		return Plugin_Handled;

	}

	decl String:arg[65];

	GetCmdArg(1, arg, sizeof(arg));

	new seconds = GetConVarInt(g_FreezeDuration);

	if (args > 1)

	{

		decl String:time[20];

		GetCmdArg(2, time, sizeof(time));

		if (StringToIntEx(time, seconds) == 0)

		{

			ReplyToCommand(client, "[SM] %t", "Invalid Amount");

			return Plugin_Handled;

		}

	}	

	decl String:target_name[MAX_TARGET_LENGTH];

	decl target_list[MAXPLAYERS], target_count, bool:tn_is_ml;

	if ((target_count = ProcessTargetString(

			arg,

			client,

			target_list,

			MAXPLAYERS,

			COMMAND_FILTER_ALIVE,

			target_name,

			sizeof(target_name),

			tn_is_ml)) <= 0)

	{

		ReplyToTargetError(client, target_count);

		return Plugin_Handled;

	}

	for (new i = 0; i < target_count; i++)

	{

		PerformFreeze(client, target_list[i], seconds);

	}

	if (tn_is_ml)

	{

		ShowActivity2(client, "[SM] ", "%t", "Froze target", target_name);

	}

	else

	{

		ShowActivity2(client, "[SM] ", "%t", "Froze target", "_s", target_name);

	}

	return Plugin_Handled;

}

public Action:Command_FreezeBomb(client, args)

{

	if (args < 1)

	{

		ReplyToCommand(client, "[SM] Usage: sm_freezebomb <#userid|name> [0/1]");

		return Plugin_Handled;

	}

	decl String:arg[65];

	GetCmdArg(1, arg, sizeof(arg));

	new toggle = 2;

	if (args > 1)

	{

		decl String:arg2[2];

		GetCmdArg(2, arg2, sizeof(arg2));

		if (arg2[0])

		{

			toggle = 1;

		}

		else

		{

			toggle = 0;

		}

	}

	decl String:target_name[MAX_TARGET_LENGTH];

	decl target_list[MAXPLAYERS], target_count, bool:tn_is_ml;

	if ((target_count = ProcessTargetString(

			arg,

			client,

			target_list,

			MAXPLAYERS,

			COMMAND_FILTER_ALIVE,

			target_name,

			sizeof(target_name),

			tn_is_ml)) <= 0)

	{

		ReplyToTargetError(client, target_count);

		return Plugin_Handled;

	}

	for (new i = 0; i < target_count; i++)

	{

		PerformFreezeBomb(client, target_list[i], toggle);

	}

	if (tn_is_ml)

	{

		ShowActivity2(client, "[SM] ", "%t", "Toggled FreezeBomb on target", target_name);

	}

	else

	{

		ShowActivity2(client, "[SM] ", "%t", "Toggled FreezeBomb on target", "_s", target_name);

	}

	return Plugin_Handled;

}