ADDON.SpellRow = {}
ADDON.SpellRow.__index = ADDON.SpellRow

function ADDON.SpellRow:GetFrame()
    return self.frame
end

function ADDON.SpellRow:CreateRow(parent, index, spell)
    self.frame = CreateFrame('BUTTON', 'spellIdRow' .. index, parent)
    self.frame:SetSize(ADDON:Scale(290), ADDON:Scale(16))

    self.frame.background = self.frame:CreateTexture(nil, 'BACKGROUND')
    self.frame.background:SetAllPoints(self.frame)
    self.frame.background:SetTexture([[Interface\AddOns\AstralAnalytics\Media\Texture\Flat.tga]])
    self.frame.background:SetAlpha(.6)
    self.frame.background:Show()

    self.frame.name = self.frame:CreateFontString(nil, 'OVERLAY', 'AstralFontNormal')
    self.frame.name:SetPoint('LEFT', self.frame, 'LEFT', 4, -1)
    self.frame.name:SetTextColor(1, 1, 1)
    self:SetSpell(spell)
    return self
end

function ADDON.SpellRow:SetSpell(spell)
    local name, rank, icon = GetSpellInfo(spell)
    self.frame.name:SetText(name .. " (" .. spell .. ")")
    self.frame:Show()
end

function ADDON.SpellRow:ClearSpell()
    self.frame.name:SetText('')
    self.frame:Hide()
end

local listScrollFrame = CreateFrame('ScrollFrame', 'parentListContainer', ADDON.AAOptionsFrame, 'FauxScrollFrameTemplate')
listScrollFrame:SetSize(415, 375)
listScrollFrame:SetPoint('TOPLEFT')

local currentDropdownValue = 'taunt'
local row = {}

local function CreateSpellList()
    for key, value in pairs(row) do
        ADDON.Print("Hiding")
        value:ClearSpell()
    end

    row[1] = ADDON.SpellRow:CreateRow(listScrollFrame, 1, 1)
    row[1]:GetFrame():SetPoint('TOPLEFT', 'AAOptionsFrame', 'TOPLEFT', 25, -10)
    local currentRow = 1
    for spellId, _ in pairs(AstralAnalytics.spellIds[currentDropdownValue]) do
        if row[currentRow] == nil then
            ADDON.Print('new row for ' .. currentRow .. ' with id ' .. spellId)
            row[currentRow] = ADDON.SpellRow:CreateRow(listScrollFrame, currentRow, spellId)
            row[currentRow]:GetFrame():SetPoint('TOPLEFT', 'spellIdRow' .. currentRow-1, 'BOTTOMLEFT', 0, 0)
        else
            ADDON.Print('setting existing row for ' .. currentRow .. ' with id ' .. spellId)
            row[currentRow]:SetSpell(spellId)
            row[currentRow]:GetFrame():Show()
        end
        currentRow = currentRow + 1
    end
    ADDON.Print(table.getn(row))
end

local function spellCategoryDropdown_OnClick(self, arg1, arg2, checked)
    currentDropdownValue = arg1
    UIDropDownMenu_SetText(spellCategoryDropdown, currentDropdownValue)
    CreateSpellList()
end

local function initSpellCategoryDropdown(frame, level, menulist)
    local info = UIDropDownMenu_CreateInfo()
    info.func = spellCategoryDropdown_OnClick
    for key, value in pairs(AstralAnalytics.spellIds) do
        info.text, info.arg1, info.checked = key, key, key == currentDropdownValue
        UIDropDownMenu_AddButton(info)
    end
end

local spellCategoryDropdown = CreateFrame("Frame", "spellCategoryDropdown", listScrollFrame, "UIDropDownMenuTemplate")
spellCategoryDropdown:SetPoint('TOPLEFT', listScrollFrame, 'TOPRIGHT', 20, 0)
spellCategoryDropdown:SetWidth(200)
UIDropDownMenu_Initialize(spellCategoryDropdown, initSpellCategoryDropdown)
UIDropDownMenu_SetText(spellCategoryDropdown, currentDropdownValue)