-- Controls what types of spells this front-end displays
aura_env.types = {
    ["HEALING"]   = true,
}

aura_env.indexes = {
    --DRUID
    [740] = 1, -- Tranquility
    [33891] = 2, -- Incarnation: Tree of Life
    --[319454] = 3, -- Heart of the Wild
    --[102351] = 4, -- Cenarion Ward
    --[203651] = 5, -- Overgrowth
    --[197721] = 6, -- Flourish
    --MONK
    [115310] = 7, -- Revival
    --[322118] = 8, -- Invoke Yu'lon, the Jade Serpent
    --[325197] = 9, -- Invoke Chi-Ji, the Red Crane
    --PALADIN
    [633] = 10, -- Lay on Hands
    [31884] = 11, -- Avenging Wrath
    [216331] = 12, -- Avenging Crusader
    [105809] = 13, -- Holy Avenger
    [200025] = 14, -- Beacon of Virtue
    --PRIEST
    [15286] = 15, -- Vampiric Embrace
    [64843] = 16, -- Divine Hymn
    [265202] = 17, -- Holy Word: Salvation
    [10060] = 18, -- Power Infusion
    [47536] = 19, -- Rapture
    [109964] = 20, -- Spirit Shell
    [200183] = 21, -- Apotheosis
    [246287] = 22, -- Evangelism
    --SHAMAN
    [108280] = 23, -- Healing Tide Totem
    --[198838] = 24, -- Earthen Wall Totem
    [108281] = 25, -- Ancestral Guidance
    [114052] = 26, -- Ascendance
}

local sort1 = function(a, b) return a.state.index < b.state.index end
local sort2 = function(a, b) return a.state.expirationTime < b.state.expirationTime end
local sort3 = function(a, b) return a.state.expirationTime > b.state.expirationTime end
local c = aura_env.config

aura_env.sortAndOffset = function()
    local spacing = c.spacing
    local count = 0

    local byIndex = {}
    local byExp = {}

    for k, v in pairs(WeakAuras.clones[aura_env.id]) do
        if v.state and v.state.show and v.state.classColor and v.state.expirationTime then
            local onCD = v.state.expirationTime - GetTime()
            if onCD > 0 then
                table.insert(byExp, v)
            elseif onCD <= 0 then
                table.insert(byIndex, v)
            end
        end
    end

    table.sort(byIndex, sort1)

    if c.sorting == 1 then
        table.sort(byExp, sort2)

    else
        table.sort(byExp, sort3)
    end

    for i, region in pairs(byIndex) do
        if region.toShow then
            local xOffset = 0
            local yOffset = 0

            if c.direction == 1 then
                xOffset = 0
                yOffset = 0 + (region.height + spacing) * count
            elseif c.direction == 2 then
                xOffset = 0
                yOffset = 0 - (region.height + spacing) * count
            elseif c.direction == 3 then
                xOffset = 0 - (region.width + spacing) * count
                yOffset = 0
            elseif c.direction == 4 then
                xOffset = 0 + (region.width + spacing) * count
                yOffset = 0
            end

            region:SetAnchor("CENTER" , WeakAuras.regions[aura_env.id].region, "CENTER")
            region:SetOffset(xOffset, yOffset)

            count = region.state.dead and count or count + 1
        end
    end

    for i, region in pairs(byExp) do
        if region.toShow then
            local xOffset = 0
            local yOffset = 0

            if c.direction == 1 then
                xOffset = 0
                yOffset = 0 + (region.height + spacing) * count
            elseif c.direction == 2 then
                xOffset = 0
                yOffset = 0 - (region.height + spacing) * count
            elseif c.direction == 3 then
                xOffset = 0 - (region.width + spacing) * count
                yOffset = 0
            elseif c.direction == 4 then
                xOffset = 0 + (region.width + spacing) * count
                yOffset = 0
            end

            region:SetAnchor("CENTER" , WeakAuras.regions[aura_env.id].region, "CENTER")
            region:SetOffset(xOffset, yOffset)

            count = region.state.dead and count or count + 1
        end
    end
end