-- ------------------------------------------------------------------------------ --
--                           TradeSkillMaster_AuctionDB                           --
--           http://www.curse.com/addons/wow/tradeskillmaster_auctiondb           --
--                                                                                --
--             A TradeSkillMaster Addon (http://tradeskillmaster.com)             --
--    All Rights Reserved* - Detailed license information included with addon.    --
-- ------------------------------------------------------------------------------ --

-- load the parent file (TSM) into a local variable and register this file as a module
local TSM = select(2, ...)
local GUI = TSM:NewModule("GUI")
local L = LibStub("AceLocale-3.0"):GetLocale("TradeSkillMaster_AuctionDB") -- loads the localization table
	
local private = {}

function GUI:Show(frame)
	private.statusBar = private.statusBar or private:CreateStatusBar(frame.content)
	private.statusBar:Show()
	GUI:UpdateStatus("", 0, 0)
	
	private.startScanContent = private.startScanContent or private:CreateStartScanContent(frame)
	private.startScanContent:Show()
	if TSM.Scan.isScanning and not TSMAPI.AuctionScan:IsScanning() then
		TSM.Scan:DoneScanning()
	end
	if TSM.Scan.isScanning then
		GUI:SetPauseEnabled(true)
		GUI:SetPaused(TSMAPI.AuctionScan:IsPaused())
	else
		GUI:SetPauseEnabled(false)
		GUI:SetPaused(false)
	end
end

function GUI:Hide()
	private.statusBar:Hide()
	private.startScanContent:Hide()
	
	if TSM.Scan.isScanning and not TSMAPI.AuctionScan:IsScanning() then
		TSM.Scan:DoneScanning()
	end
	if TSM.Scan.isScanning then
		TSM.Scan:PauseScan()
	else
		TSM.Scan:DoneScanning()
		TSMAPI.AuctionScan:StopScan()
		GUI:SetPauseEnabled(false)
		GUI:SetPaused(false)
	end
end

function GUI:UpdateStatus(text, major, minor)
	if text then
		private.statusBar:SetStatusText(text)
	end
	if major or minor then
		private.statusBar:UpdateStatus(major, minor)
	end
end

function GUI:SetPauseEnabled(enabled)
	if not private.startScanContent or not private.startScanContent.pauseFullScanButton then return end
	if enabled then
		private.startScanContent.pauseFullScanButton:Enable()
	else
		private.startScanContent.pauseFullScanButton:Disable()
	end
end

function GUI:SetPaused(isPaused)
	if not private.startScanContent or not private.startScanContent.pauseFullScanButton then return end
	private.startScanContent.pauseFullScanButton:SetText(isPaused and L["Resume"] or L["Pause"])
end

function private:CreateStatusBar(parent)
	local frame = TSMAPI.GUI:CreateStatusBar(parent, "TSMAuctionDBStatusBar")
	TSMAPI.GUI:CreateHorizontalLine(frame, -30, parent)
	
	return frame
end

function private:CreateStartScanContent(parent)
	local frame = CreateFrame("Frame", nil, parent)
	frame:SetAllPoints(parent)
	frame:Hide()

	frame.Enable = function(self)
		self.startFullScanButton:Enable()
		self.pauseFullScanButton:Disable()
		self.cancelScanButton:Disable()
		self.startGroupScanButton:Enable()
		self.startInventoryScanButton:Enable()
		self.startBagScanButton:Enable()
		self.startBankScanButton:Enable()
	end

	frame.Disable = function(self)
		self.startFullScanButton:Disable()
		if TSM.Scan.isScanning then
			self.pauseFullScanButton:Enable()
			self.cancelScanButton:Enable()
		else
			self.pauseFullScanButton:Disable()
			self.cancelScanButton:Disable()
		end
		self.startGroupScanButton:Disable()
		self.startInventoryScanButton:Disable()
		self.startBagScanButton:Disable()
		self.startBankScanButton:Disable()
	end

	-- Top row: Auto updater.
	local text = TSMAPI.GUI:CreateLabel(frame)
	text:SetFont(TSMAPI.Design:GetContentFont(), 24)
	text:SetPoint("TOP", 0, -24)
	text:SetHeight(24)
	text:SetJustifyH("CENTER")
	text:SetJustifyV("CENTER")
	text:SetText(TSMAPI.Design:GetInlineColor("link").."TSM_AuctionDB")
	local ag = text:CreateAnimationGroup()
	local a1 = ag:CreateAnimation("Alpha")
	a1:SetChange(-.5)
	a1:SetDuration(.5)
	ag:SetLooping("BOUNCE")
	ag:Play()

	local content = CreateFrame("Frame", nil, frame)
	content:SetAllPoints(parent.content)
	TSMAPI.Design:SetFrameBackdropColor(content)

	-- Group tree.
	local container = CreateFrame("Frame", nil, content)
	container:SetPoint("TOPLEFT", 5, -35)
	container:SetPoint("BOTTOMRIGHT", -205, 5)
	TSMAPI.Design:SetFrameColor(container)
	frame.groupTree = TSMAPI:CreateGroupTree(container, nil, "AuctionDB")

	local bar = TSMAPI.GUI:CreateVerticalLine(content, 0)
	bar:ClearAllPoints()
	bar:SetPoint("TOPRIGHT", -200, -30)
	bar:SetPoint("BOTTOMRIGHT", -200, 0)

	local buttonFrame = CreateFrame("Frame", nil, content)
	buttonFrame:SetPoint("TOPLEFT", content, "TOPRIGHT", -200, 0)
	buttonFrame:SetPoint("BOTTOMRIGHT")

	-- Row: Full Scan.
	local yOffset = -50

	-- Row: Full Scan.
	local btn = TSMAPI.GUI:CreateButton(buttonFrame, 18)
	btn:SetPoint("TOPLEFT", 6, yOffset)
	btn:SetPoint("TOPRIGHT", -6, yOffset)
	btn:SetHeight(22)
	btn:SetScript("OnClick", TSM.Scan.StartFullScan)
	btn:SetText(L["Run Full Scan"])
	btn.tooltip = L["A full auction house scan will scan every item on the auction house. Expect this scan to take several minutes or longer."]
	frame.startFullScanButton = btn
	
	yOffset = yOffset - 40

	TSMAPI.GUI:CreateHorizontalLine(buttonFrame, yOffset)

	yOffset = yOffset - 20

	-- Row: Group Scan.
	local btn = TSMAPI.GUI:CreateButton(buttonFrame, 18)
	btn:SetPoint("TOPLEFT", 6, yOffset)
	btn:SetPoint("TOPRIGHT", -6, yOffset)
	btn:SetHeight(22)
	btn:SetScript("OnClick", GUI.StartGroupScan)
	btn:SetText(L["Scan Selected Groups"])
	btn.tooltip = L["This will do a slow auction house scan of every item in the selected groups and update their AuctionDB prices. This may take several minutes."]
	frame.startGroupScanButton = btn

	yOffset = yOffset - 40

	TSMAPI.GUI:CreateHorizontalLine(buttonFrame, yOffset)

	yOffset = yOffset - 20

	-- Row: Inventory Scan.
	local btn = TSMAPI.GUI:CreateButton(buttonFrame, 18)
	btn:SetPoint("TOPLEFT", 6, yOffset)
	btn:SetPoint("TOPRIGHT", -6, yOffset)
	btn:SetHeight(22)
	btn:SetScript("OnClick", GUI.StartInventoryScan)
	btn:SetText(L["Scan Inventory"])
	btn.tooltip = L["Scans bags and bank for all characters."]
	frame.startInventoryScanButton = btn

	yOffset = yOffset - 30

	-- Row: Bag Scan.
	local btn = TSMAPI.GUI:CreateButton(buttonFrame, 18)
	btn:SetPoint("TOPLEFT", 6, yOffset)
	btn:SetPoint("TOPRIGHT", -6, yOffset)
	btn:SetHeight(22)
	btn:SetScript("OnClick", GUI.StartBagScan)
	btn:SetText(L["Scan Bags"])
	btn.tooltip = L["Scan bag items."]
	frame.startBagScanButton = btn

	yOffset = yOffset - 30

	-- Row: Bank Scan.
	local btn = TSMAPI.GUI:CreateButton(buttonFrame, 18)
	btn:SetPoint("TOPLEFT", 6, yOffset)
	btn:SetPoint("TOPRIGHT", -6, yOffset)
	btn:SetHeight(22)
	btn:SetScript("OnClick", GUI.StartBankScan)
	btn:SetText(L["Scan Bank"])
	btn.tooltip = L["Scan bank items."]
	frame.startBankScanButton = btn

	yOffset = yOffset - 40

	TSMAPI.GUI:CreateHorizontalLine(buttonFrame, yOffset)

	yOffset = yOffset - 20

	local pauseBtn = TSMAPI.GUI:CreateButton(buttonFrame, 16)
	pauseBtn:SetPoint("TOPLEFT", 6, yOffset)
	pauseBtn:SetPoint("TOPRIGHT", -6, yOffset)
	pauseBtn:SetHeight(18)
	pauseBtn:SetScript("OnClick", TSM.Scan.TogglePause)
	pauseBtn:SetText(L["Pause"])
	pauseBtn:Disable()
	frame.pauseFullScanButton = pauseBtn

	yOffset = yOffset - 24

	local cancelBtn = TSMAPI.GUI:CreateButton(buttonFrame, 16)
	cancelBtn:SetPoint("TOPLEFT", 6, yOffset)
	cancelBtn:SetPoint("TOPRIGHT", -6, yOffset)
	cancelBtn:SetHeight(18)
	cancelBtn:SetScript("OnClick", GUI.CancelScan)
	cancelBtn:SetText(L["Cancel Scan"])
	cancelBtn:Disable()
	frame.cancelScanButton = cancelBtn

	return frame
end

function GUI:StartGroupScan()
	local items = {}
	for groupName, data in pairs(private.startScanContent.groupTree:GetSelectedGroupInfo()) do
		groupName = TSMAPI:FormatGroupPath(groupName, true)
		for itemString in pairs(data.items) do
			tinsert(items, itemString)
		end
	end
	TSM.Scan:StartGroupScan(items)
end

function GUI:StartInventoryScan()
	local players = TSMAPI:ModuleAPI("ItemTracker", "playerlist")
	if not players then
		TSM:Print(L["ItemTracker data unavailable."])
		return
	end

	local specificItems, baseCandidates, hasSpecific = {}, {}, {}
	for _, player in ipairs(players) do
		local bags = TSMAPI:ModuleAPI("ItemTracker", "playerbags", player)
		local bank = TSMAPI:ModuleAPI("ItemTracker", "playerbank", player)
		if bags then
			private:CollectItemStrings(bags, specificItems, baseCandidates, hasSpecific)
		end
		if bank then
			private:CollectItemStrings(bank, specificItems, baseCandidates, hasSpecific)
		end
	end

	for baseItemString in pairs(baseCandidates) do
		if not hasSpecific[baseItemString] then
			specificItems[baseItemString] = true
		end
	end

	local items = {}
	for itemString in pairs(specificItems) do
		tinsert(items, itemString)
	end
	if #items == 0 then
		TSM:Print(L["No inventory items found."])
		return
	end

	TSM.Scan:StartGroupScan(items)
end

function private:CollectItemStrings(data, specificItems, baseCandidates, hasSpecific)
	for itemString in pairs(data) do
		if type(itemString) == "string" then
			local baseItemString = TSMAPI:GetBaseItemString(itemString) or itemString
			if itemString ~= baseItemString then
				specificItems[itemString] = true
				hasSpecific[baseItemString] = true
			else
				baseCandidates[baseItemString] = true
			end
		end
	end
end

function private:GetItemTrackerItems(key)
	local data = TSMAPI:ModuleAPI("ItemTracker", key)
	if not data then
		TSM:Print(L["ItemTracker data unavailable."])
		return
	end

	local specificItems, baseCandidates, hasSpecific = {}, {}, {}
	private:CollectItemStrings(data, specificItems, baseCandidates, hasSpecific)

	for baseItemString in pairs(baseCandidates) do
		if not hasSpecific[baseItemString] then
			specificItems[baseItemString] = true
		end
	end

	local items = {}
	for itemString in pairs(specificItems) do
		tinsert(items, itemString)
	end
	return items
end

function GUI:StartBagScan()
	local items = private:GetItemTrackerItems("playerbags")
	if not items then
		return
	end
	if #items == 0 then
		TSM:Print(L["No bag items found."])
		return
	end

	TSM.Scan:StartGroupScan(items)
end

function GUI:StartBankScan()
	local items = private:GetItemTrackerItems("playerbank")
	if not items then
		return
	end
	if #items == 0 then
		TSM:Print(L["No bank items found."])
		return
	end

	TSM.Scan:StartGroupScan(items)
end

function GUI:CancelScan()
	TSMAPI.AuctionScan:StopScan(true)
	TSM.Scan:DoneScanning()
end