-- local functions
local pairs = pairs;
local GetSpellInfo = GetSpellInfo;
local string_format = string.format;

-- local variables
local _;

-- mainline (retail) or classic
local wowmainline = (WOW_PROJECT_ID == WOW_PROJECT_MAINLINE);
local wowclassic = (WOW_PROJECT_ID == WOW_PROJECT_CLASSIC);
local wowbcc = (WOW_PROJECT_ID == WOW_PROJECT_BURNING_CRUSADE_CLASSIC);
local wowwc = (WOW_PROJECT_ID == WOW_PROJECT_WRATH_CLASSIC);

if (wowmainline) then
	-- global Gnosis event tables
	Gnosis.tCastbarEvents = {
		"UNIT_SPELLCAST_CHANNEL_START",
		"UNIT_SPELLCAST_CHANNEL_STOP",
		"UNIT_SPELLCAST_CHANNEL_UPDATE",
		"UNIT_SPELLCAST_EMPOWER_START",
		"UNIT_SPELLCAST_EMPOWER_STOP",
		"UNIT_SPELLCAST_START",
		"UNIT_SPELLCAST_STOP",
		"UNIT_SPELLCAST_DELAYED",
		"UNIT_SPELLCAST_INTERRUPTIBLE",
		"UNIT_SPELLCAST_NOT_INTERRUPTIBLE",
		"UNIT_SPELLCAST_INTERRUPTED",
		"UNIT_SPELLCAST_FAILED",
		"UNIT_SPELLCAST_FAILED_QUIET",
		"UNIT_SPELLCAST_SUCCEEDED",
	};

	Gnosis.tMiscEvents = {
		"PLAYER_REGEN_DISABLED",
		"PLAYER_REGEN_ENABLED",
		"COMBAT_LOG_EVENT_UNFILTERED",
		"UNIT_SPELLCAST_SENT",
		"PLAYER_ENTERING_WORLD",
		"PLAYER_FOCUS_CHANGED",
		"PLAYER_TARGET_CHANGED",
		"DISPLAY_SIZE_CHANGED",
		"PLAYER_TALENT_UPDATE",
	};
else	-- wow classic (wowclassic or wowbcc or wowwc)
	-- global Gnosis event tables
	Gnosis.tCastbarEvents = {
		"UNIT_SPELLCAST_CHANNEL_START",
		"UNIT_SPELLCAST_CHANNEL_STOP",
		"UNIT_SPELLCAST_CHANNEL_UPDATE",
		"UNIT_SPELLCAST_START",
		"UNIT_SPELLCAST_STOP",
		"UNIT_SPELLCAST_DELAYED",
		"UNIT_SPELLCAST_INTERRUPTED",
		"UNIT_SPELLCAST_FAILED",
		"UNIT_SPELLCAST_FAILED_QUIET",
		"UNIT_SPELLCAST_SUCCEEDED",
	};

	Gnosis.tMiscEvents = {
		"PLAYER_REGEN_DISABLED",
		"PLAYER_REGEN_ENABLED",
		"COMBAT_LOG_EVENT_UNFILTERED",
		"UNIT_SPELLCAST_SENT",
		"PLAYER_ENTERING_WORLD",
		"PLAYER_TARGET_CHANGED",
		"DISPLAY_SIZE_CHANGED",
	};
end

Gnosis.tMirrorEvents = {
	"MIRROR_TIMER_START",
	"MIRROR_TIMER_STOP",
	"PLAYER_UNGHOST",
	"PLAYER_ALIVE",
};

if (wowmainline) then
	Gnosis.tBlizzCastbar = {
		"UNIT_SPELLCAST_START",
		"UNIT_SPELLCAST_STOP",
		"UNIT_SPELLCAST_FAILED",
		"UNIT_SPELLCAST_INTERRUPTED",
		"UNIT_SPELLCAST_DELAYED",
		"UNIT_SPELLCAST_CHANNEL_START",
		"UNIT_SPELLCAST_CHANNEL_UPDATE",
		"UNIT_SPELLCAST_CHANNEL_STOP",
		"UNIT_SPELLCAST_EMPOWER_START",
		"UNIT_SPELLCAST_EMPOWER_STOP",
		"UNIT_SPELLCAST_INTERRUPTIBLE",
		"UNIT_SPELLCAST_NOT_INTERRUPTIBLE",
		"PLAYER_ENTERING_WORLD",
	};
else
	Gnosis.tBlizzCastbar = {
		"UNIT_SPELLCAST_START",
		"UNIT_SPELLCAST_STOP",
		"UNIT_SPELLCAST_FAILED",
		"UNIT_SPELLCAST_INTERRUPTED",
		"UNIT_SPELLCAST_DELAYED",
		"UNIT_SPELLCAST_CHANNEL_START",
		"UNIT_SPELLCAST_CHANNEL_UPDATE",
		"UNIT_SPELLCAST_CHANNEL_STOP",
		"UNIT_SPELLCAST_INTERRUPTIBLE",
		"UNIT_SPELLCAST_NOT_INTERRUPTIBLE",
		"PLAYER_ENTERING_WORLD",
	};
end

Gnosis.tBlizzMirrorUiParent = {
	"MIRROR_TIMER_START",
};

Gnosis.tBlizzMirror123 = {
	"MIRROR_TIMER_STOP",
	"MIRROR_TIMER_PAUSE",
	"PLAYER_ENTERING_WORLD",
};

Gnosis.tSwingEvents = {
	"PLAYER_ENTER_COMBAT",
	"PLAYER_LEAVE_COMBAT",
	"START_AUTOREPEAT_SPELL",
	"STOP_AUTOREPEAT_SPELL"
};

-- mirror bar icons for breath, fatigue and feign death
Gnosis.tMirrorIcons = {
	["BREATH"] = "Interface\\Icons\\Spell_Shadow_DemonBreath",
	["EXHAUSTION"] = "Interface\\Icons\\Ability_Suffocate",
	["FEIGNDEATH"] = "Interface\\Icons\\Ability_Rogue_FeignDeath",
};

Gnosis.tRuneName = {
	[1] = _G["COMBAT_TEXT_RUNE_BLOOD"],
	[2] = _G["COMBAT_TEXT_RUNE_UNHOLY"],
	[3] = _G["COMBAT_TEXT_RUNE_FROST"],
	[4] = _G["COMBAT_TEXT_RUNE_DEATH"],
};

Gnosis.tRuneTexture = {
	[1] = "Interface\\PlayerFrame\\Deathknight-Energize-Blood",
	[2] = "Interface\\PlayerFrame\\Deathknight-Energize-Unholy",
	[3] = "Interface\\PlayerFrame\\Deathknight-Energize-Frost",
	[4] = "Interface\\PlayerFrame\\Deathknight-Energize-White",
};

-- spell school colors
Gnosis.colSchools = {
	physical	= "1, 1, 1, 1",
	holy		= "1, 1, 0.627, 1",
	fire		= "1, 0.5, 0.5, 1",
	nature		= "0.5, 1, 0.5, 1",
	frost		= "0.5, 0.5, 1, 1",
	shadow		= "0.628, 0, 0.628, 1",
	arcane		= "1, 0.725, 1, 1",
	frostfire	= "0.824, 0.314, 0.471, 1",
};

-- class colors (http://www.wowwiki.com/Class_colors)
Gnosis.colClasses = {
	DEATHKNIGHT	= "0.77, 0.12, 0.23, 1.00",
	DRUID		= "1.00, 0.49, 0.04, 1.00",
	HUNTER		= "0.67, 0.83, 0.45, 1.00",
	MAGE		= "0.41, 0.80, 0.94, 1.00",
	MONK		= "0.33, 0.54, 0.52, 1.00",
	PALADIN		= "0.96, 0.55, 0.73, 1.00",
	PRIEST		= "1.00, 1.00, 1.00, 1.00",
	ROGUE		= "1.00, 0.96, 0.41, 1.00",
	SHAMAN		= "0.00, 0.44, 0.87, 1.00",
	WARLOCK		= "0.58, 0.51, 0.79, 1.00",
	WARRIOR		= "0.78, 0.61, 0.43, 1.00",
};

Gnosis.tPremadeNfs = {
	[1] = "namecol<1,0,0>txm< (>misctxm<)>col<pre>txts< (>tscurtxts</>tstottxts<)>",
	[2] = "namecol<1,0,0>txeff< (>effecttxeff<)>col<pre>",
	[3] = "col<1,1,0>whocol<pre>: name",
};

Gnosis.tPremadeTfs = {
	[1] = "col<1,0,0>p<2s>col<pre> r<1m> / t<2m>",
	[2] = "col<1,0,0>p<2s>col<pre> r<1> / t<2>",
	[3] = "r<2m> / t<3m>",
};

Gnosis.tSoundChannels = {
	[1] = "Master",
	[2] = "SFX",
	[3] = "Ambience",
	[4] = "Music",
};

function Gnosis:StartupVariables()
	local fCurTime = GetTime() * 1000;

	self.ver = 4.95;
	self.optver = 4.62;
	self.build = "4.97";
	self.addonname = "Gnosis";
	local strVer = string_format("v%.2f", self.ver);
	if(self.build == strVer) then
		self.title = string_format("%s %s", self.addonname, strVer);
	else
		self.title = string_format("%s %s (%s)", self.addonname, strVer, self.build);
	end

	-- initial latency
	self.lag = select(4, GetNetStats());
	self.lastTimerScan = fCurTime;

	-- tables
	self.castbars = {};		-- castbars
	self.activebars = {};	-- currently active bars (performance reasons)
	self.fadeoutbars = {};	-- bars to fade out
	self.unusedcastbars = {};	-- table to store deleted castbar frames
	self.cb_fl = {};		-- castbar fast lookup
	self.ti_fl = {};		-- timer fast lookup
	self.ti_icd = {};		-- inner cooldown scan table
	self.ti_icd_active = {};-- active inner cooldowns
	self.scan = {};			-- units to scan
	self.counters = {};		-- counters
	self.timer_cds = {};	-- track player cds

	-- play intervals (audio)
	self.played = {
		s = {},
		m = {},
		f = {},
	};

	-- (LibSharedMedia)
	self.bartexnames = {};
	self.bartextures = {};
	self.fonts = {};
	self.fontnames = {};
	self.music = {};
	self.musicnames = {};

	-- events registered to blizzard castbar
	self.blizzcastbar = {};
	self.petcastbar = {};

	-- events registered to blizzard mirror castbar
	self.blizzmirroruiparent = {};
	self.blizzmirror1 = {};
	self.blizzmirror2 = {};
	self.blizzmirror3 = {};

	-- clip test
	self.curchannel = nil;	-- currently channeling spell
	self.nextchannel = nil;	--

	-- default variables
	self.tDefaults = {
		bAddonEn = true,
		bHideBlizz = false,
		bHideMirror = false,
		bHidePetVeh = false,
		bHideAddonMsgs = false,
		bResizeOptions = true,
		-- option settings
		bAutoCreateOptions = false,

		-- castbar configs
		cbconf = {},
		nameNewBar = "",

		-- channeled spells
		channeledspells = {},

		-- combat text/clip
		ct = {
			bsound = true,
			bmusic = false,
			bfile = false,
			sound = "MONEYFRAMEOPEN",
			music = nil,
			file = nil,
			channel = 1,
		},

		configs = {
			name = "",
			bsavecastbars = true,
			bsavespell = true,
			bsavedefaultopt = true,
			bsavectct = true,
		},

		-- clip test
		wfcl = 1000,	-- wait for combat log data (in ms), combat log timing tends to be bitchy (well, at least on Frostwolf)
		ctt = 300,		-- clip test time (in ms)

		-- timer scan
		iTimerScanEvery = 150,	-- scan for spell/item cooldowns and auras every 150ms (default)
	};

	-- set default combat text addon, if multiple addons found than MSBT > Parrot > SCT
	self.tDefaults.ct.addon = (MikSBT and "MSBT" or (Parrot and "Parrot" or (SCT and "SCT" or "Blizz")));

	-- swing timer
	self.iSwing = 0;				-- 1 == melee (onehand), 2 == range
	self.bSwingBar = false;	-- combat log event unfiltered registered
	self.iExtraSwings = 0;
	self.bNextSwingNotExtra = false;
	_, self.class = UnitClass("player");
	self.bIsDruid = self.class == "DRUID";

	self.curincombattype = 3;		-- set as out of combat

	self.tCastbarDefaults = {
		-- castbar options v
		cboptver = self.optver,

		-- default unit
		unit = "player",
		bartype = "cb",

		-- bar geometry
		width = 250,
		height = 20,
		border = 2.0,
		bordericon = 2.0,
		scale = 1.0,
		scaleicon = 1.0,
		alpha = 1.0,
		fadeout = 0.4;
		latbarsize = 0.15;
		latbarfixed = 0.03;

		-- coordinates
		coord = {
			castname = { x = 9, y = 0 },
			casttime = { x = -9, y = 0 },
			casticon = { x = -3, y = 0 },
			latency = { x = -1, y = 1 },
			shadow = { x = 3, y = -3 },
		},

		-- alignments
		alignment = "NAMETIME",	-- new alignment options for name and time (v1.30)
		alignname = "LEFT",		--
		aligntime = "RIGHT", 	--
		alignlat = "ADAPT",		--

		-- spark modifiers
		fSparkHeightMulti = 1.2,
		fSparkWidthMulti = 0.8,

		-- default bar colors
		colBar = { 0.15, 0.35, 0.35, 0.70 },
		colBarNI = { 0.15, 0.35, 0.35, 0.70 },
		colBarBg = { 0.15, 0.42, 0.42, 0.65 },
		colLagBar  = { 0.90, 0.85, 0.70, 0.65 },
		colBorder = { 0.00, 0.00, 0.00, 0.85 },
		colBorderNI = { 1.00, 0.80, 0.00, 0.85 },
		colText = { 1.00, 1.00, 1.00, 1.00 },
		colTextTime = { 1.00, 1.00, 1.00, 1.00 },
		colTextLag = { 1.00, 0.00, 0.00, 1.00 },
		colInterrupted = { 1.00, 0.80, 0.00, 0.70 },
		colFailed = { 0.70, 0.30, 0.20, 0.75 },
		colSpark = { 1.00, 1.00, 1.00, 1.00 },
		colSuccess = { 0.15, 0.25, 0.10, 0.70 },
		colShadow = { 0.00, 0.00, 0.00, 0.70 },

		-- default statusbar texture
		bartexture = "Gnosis_Plain",
		bordertexture = nil,

		-- bar settings
		anchor = nil,
		bEn = true,				-- enabled
		spectab =				-- active for all possible talent specializations
			{ [1] = true, [2] = true, [3] = true, [4] = true },
		bShowWNC = false,		-- show when not casting
		bShowLat = true,		-- show latency box
		bShowCBS = true,		-- show castbar spark
		bShowTicks = true,		-- show channeled ticks
		bExtChannels = true,	-- extend channeled spells
		bUnlocked = true,		-- unlocked when first created
		bFillup = false,		-- fill bar up at end of cast
		bShowShield = false,	-- do not show shielded icon for non-intteruptible casts
		iconside = "LEFT",		-- where to draw icon
		fontoutline = "OUTLINE",-- font outline
		font = "Accidental Presidency",		-- "Accidental Presidency", v4.00
		fontsize = 0,			-- automatic
		fontsize_timer = 0,		-- automatic
		fontsize_lat = 0,		-- automatic

		relationsel = 1,		-- show casts of friendly and/or enemy units
		incombatsel = 1,		-- show castbar in and out of combat (1==always)
		ingroupsel = 1,			-- show castbar while solo, in party or raid (1==always)
		instancetype = 1,		-- show castbar while inside or outside of instance (1==always)
		bnwtypesel = 1,			-- neither black-/whitelist
		bnwlist = {},			-- empty list to begin with
		bnwlistnew = "",		-- new entry box
		bResizeLongName = false,-- automatic resize of long spell names
		strata = "MEDIUM",		-- medium frame strata
		strNameFormat = Gnosis.tPremadeNfs[1],	-- default nfs
		strTimeFormat = Gnosis.tPremadeTfs[1],	-- default tfs
		bShowPlayerLatency = true,	-- do not show text latency information
		bShowAsMinutes = true,	-- show timer in minutes if longer than 60s
		bMergeTrade = true,		-- merge tradeskill information
		bIconUnlocked = false,	-- option to unlock icon (v1.31)
		strGap = 15,			-- minimum distance between name and time text

		rotateicon = 0,			-- rotate icon (degrees)
		orient = 1,				-- castbar orientation (horizontal, vertical)
		bInvDir = false,		-- invert bar direction
		bColSuc = false,		-- change castbar color when cast finished successfully
		bEnShadowOffset = false,-- enable changing of text shadow offset
		bEnShadowCol = true,	-- change text shadow color

		-- anchoring
		anchortype = 1,			-- no anchor
		anchorframe = "",		-- Anchor frame name
		anchorfrom = 5,			-- Gnosis bar anchor point
		anchorto = 5,			-- Anchor frame anchor point
		anchor_x = 0,			-- Offset x
		anchor_y = 0,			-- Offset y

		-- rotate text
		rotatectext = 0,		--
		rotatertext = 0,		--
		rotatelattext = 0,		--
	};

	self.tIconLikeOverrides = {
		-- bar geometry
		width = 40,
		height = 40,
		border = 0,

		coord = {
			castname = { x = 0, y = 0 },
			casttime = { x = 3, y = 0 },
			casticon = { x = 42, y = 0 },
			latency = { x = -1, y = 1 },
			shadow = { x = 3, y = -3 },
		},

		-- alignments
		alignment = "FREE",		-- new alignment options for name and time (v1.30)
		alignname = "CENTER",	--
		aligntime = "CENTER", 	--

		-- default bar colors
		colBar = { 0.15, 0.35, 0.35, 0.0 },
		colBarNI = { 0.15, 0.35, 0.35, 0.0 },
		colBarBg = { 0.15, 0.42, 0.42, 0.0 },
		colLagBar  = { 0.90, 0.85, 0.70, 0.0 },
		colBorder = { 0.00, 0.00, 0.00, 0.85 },
		colBorderNI = { 1.00, 0.80, 0.00, 0.0 },
		colText = { 1.00, 1.00, 1.00, 1.00 },
		colTextTime = { 1.00, 1.00, 1.00, 1.00 },
		colTextLag = { 1.00, 0.00, 0.00, 1.00 },
		colInterrupted = { 1.00, 0.80, 0.00, 0 },
		colFailed = { 0.70, 0.30, 0.20, 0 },
		colSpark = { 1.00, 1.00, 1.00, 0 },
		colSuccess = { 0.15, 0.25, 0.10, 0 },
		colShadow = { 0.00, 0.00, 0.00, 0.70 },

		-- bar settings
		bShowLat = false,		-- show latency box
		bShowCBS = false,		-- show castbar spark
		bShowTicks = false,		-- show channeled ticks
		strNameFormat = "",		-- default nfs
		strTimeFormat = "r<0m>",-- default tfs
		bShowPlayerLatency = false,	-- do not show text latency information
		bMergeTrade = false,		-- merge tradeskill information
		bIconUnlocked = true,	-- option to unlock icon (v1.31)
	};

	self.strAutoShot, _, self.iconAutoShot = GetSpellInfo(75);
	self.strAutoAttack, _, self.iconAutoAttack = GetSpellInfo(6603);
	self.strShootWand, _, self.iconShootWand = GetSpellInfo(5019);

	self.toyIcon = "Interface\\Icons\\Inv_Misc_Toy_07";

	if (not GnosisConfigs) then
		GnosisConfigs = {};
	end
end

-- sound files
local k, v;
Gnosis.BlizzSounds = {};
for k, v in pairs(SOUNDKIT) do
	Gnosis.BlizzSounds[k] = k;
end