-- auras.lua
-- 2019 Aleksi Blinnikka
local _, addon = ...;
local CombatLogGetCurrentEventInfo = CombatLogGetCurrentEventInfo;

local guids = addon.FrameGuids;
local watchedAuras = {
    --[286988] = duration, -- Searing Embers
    --[257908] = {bar=false}, -- Oiled Blade
    --[268391] = {bar=false}, -- Mental Assault
    --[272571] = {bar=false}, -- Choking Waters
    --[268008] = {bar=false}, -- Snake Charm
    --[260741] = {bar=false}, -- Jagged Nettles
    --[280605] = {bar=false}, -- Brain Freeze
    --[268797] = {bar=false}, -- Transmute to Goo
    --[265889] = {bar=false}, -- Torch Strike
    --[266209] = {bar=false}, -- Wicked Frenzy
    --[258323] = {bar=false}, -- Infected Wound
    --[262513] = {bar=false}, -- Azerite Heartseeker
    -- Tank defensives
    [6940] = {1, "tankcd"}, -- Blessing of Sacrifice
    [33206] = {1, "tankcd"}, -- Pain Suppression
    [47788] = {1, "tankcd"}, -- Guardian Spirit
    [102342] = {1, "tankcd"}, -- Ironbark
    [116849] = {1, "tankcd"}, -- Life Cocoon
    -- Uldir
    [265264] = {2, "alert"}, -- Void Lash (Zek'voz)
    -- Battle of Dazar'alor
    [285213] = {1, "alert"}, -- Caress of Death (Rastakhan)
    [288415] = {1, "alert"}, -- Caress of Death in Death realm (Rastakhan)
    [285195] = {8, "stacks"}, -- Deathly Withering (Rastakhan)
    [286646] = {1, "heal"}, -- Gigavolt Charge (Mekkatorque)
    [287891] = {1, "stacks"}, -- Sheep Shrapnel (Mekkatorque)
    [287993] = {1, "stacks"}, -- Chilling Touch (Jaina)
};

local auraEvents = {};
auraEvents.SPELL_AURA_APPLIED = function(frame, id, _, _, _, amount)
    if (amount == nil and watchedAuras[id][1] == 1) or (amount ~= nil and amount >= watchedAuras[id][1]) then
        amount = amount or 1;
        frame[watchedAuras[id][2]][id] = amount;
    end
end
auraEvents.SPELL_AURA_APPLIED_DOSE = auraEvents.SPELL_AURA_APPLIED;
auraEvents.SPELL_AURA_REFRESH = auraEvents.SPELL_AURA_APPLIED;
auraEvents.SPELL_AURA_REMOVED = function(frame, id, _, _, _, amount)
    if amount == nil or amount == 0 then
        frame[watchedAuras[id][2]][id] = nil;
    end
end
auraEvents.SPELL_AURA_REMOVED_DOSE = auraEvents.SPELL_AURA_REMOVED;
auraEvents.SPELL_AURA_BROKEN = function(frame, id)
    return auraEvents.SPELL_AURA_REMOVED(frame, id, nil, nil, nil, 0);
end
auraEvents.SPELL_AURA_BROKEN_SPELL = auraEvents.SPELL_AURA_BROKEN;

local counter = 0;
local function clog(ts, event, _, _, _, _, _, dest, _, flags, _, spellid, ...)
    if auraEvents[event] and watchedAuras[spellid] and guids[dest] then
        auraEvents[event](guids[dest], spellid, ...);
    end
end
addon.Events.Clog = clog;

local frame = CreateFrame("Frame");
frame:Hide();
frame:SetScript("OnEvent", function()
    frame:UnregisterAllEvents();
    frame:SetScript("OnEvent", function()
        return clog(CombatLogGetCurrentEventInfo());
    end);
    frame:RegisterEvent("COMBAT_LOG_EVENT_UNFILTERED");
end);
frame:RegisterEvent("PLAYER_LOGIN");