--[[
	Auctioneer - Search UI - Filter IgnoreItemPrice
	Version: 8.2.6488 (SwimmingSeadragon)
	Revision: $Id: FilterItemPrice.lua 6488 2019-11-02 14:38:37Z none $
	URL: http://auctioneeraddon.com/

	This is a plugin module for the SearchUI that assists in searching by refined paramaters

	License:
		This program is free software; you can redistribute it and/or
		modify it under the terms of the GNU General Public License
		as published by the Free Software Foundation; either version 2
		of the License, or (at your option) any later version.

		This program is distributed in the hope that it will be useful,
		but WITHOUT ANY WARRANTY; without even the implied warranty of
		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
		GNU General Public License for more details.

		You should have received a copy of the GNU General Public License
		along with this program(see GPL.txt); if not, write to the Free Software
		Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

	Note:
		This AddOn's source code is specifically designed to work with
		World of Warcraft's interpreted AddOn system.
		You have an implicit license to use this AddOn with these facilities
		since that is its designated purpose as per:
		http://www.fsf.org/licensing/licenses/gpl-faq.html#InterpreterIncompat
--]]
-- Create a new instance of our lib with our parent
if not AucSearchUI then return end
local lib, parent, private = AucSearchUI.NewFilter("ItemPrice")
if not lib then return end
local aucPrint,decode,_,_,replicate,empty,_,_,_,debugPrint,fill,_TRANS = AucAdvanced.GetModuleLocals()
local get,set,default,Const,resources = AucSearchUI.GetSearchLocals()
lib.tabname = "ItemPrice"

local GetSigFromLink = AucAdvanced.API.GetSigFromLink

-- Set our defaults
default("ignoreitemprice.enable", true)

local ignorelist = {}
local tempignorelist = {}

local linkcache = {}
function private.UpdateSheet(retryOnly)
	local missing
	if not private.ignorelistGUI then return end
	if retryOnly then
		-- Retry if we need to fill in missing entries. Don't update if sheet not visible
		if not private.needsRefresh or not private.ignorelistGUI:IsVisible() then
			return
		end
	else
		-- Sheet has (probably) changed
		wipe(linkcache)
	end
	local sheetdata = {}
	for sig, cost in pairs(ignorelist) do
		local link = linkcache[sig]
		if not link then
			link = AucAdvanced.API.GetLinkFromSig(sig)
			if link then
				linkcache[sig] = link
			else
				link = sig
				missing = true
			end
		end
		tinsert(sheetdata, {link, cost})
	end
	private.ignorelistGUI.sheet:SetData(sheetdata)
	private.needsRefresh = missing
end

function private.OnEnterSheet(button, row, index)
	if private.ignorelistGUI.sheet.rows[row][index]:IsShown()then --Hide tooltip for hidden cells
		local link = private.ignorelistGUI.sheet.rows[row][index]:GetText()
		if link then
			GameTooltip:SetOwner(button, "ANCHOR_RIGHT")
			if link:match("|Hitem:%d") then
				GameTooltip:SetHyperlink(link)
				return
			elseif link:match("|Hbattlepet:%d") then
				local _, speciesID, level, breedQuality, maxHealth, power, speed, battlePetID = strsplit(":", link)
				-- BattlePetToolTip_Show gets the anchor point from GameTooltip
				BattlePetToolTip_Show(tonumber(speciesID), tonumber(level), tonumber(breedQuality), tonumber(maxHealth), tonumber(power), tonumber(speed), string.gsub(string.gsub(link, "^(.*)%[", ""), "%](.*)$", ""))
				return
			else
				private.UpdateSheet(true)
			end
		end
	end
end

function private.OnLeaveSheet(button, row, index)
	GameTooltip:Hide()
	if BattlePetTooltip then
		BattlePetTooltip:Hide()
	end
end

function private.OnClickSheet(button, row, index)
end

--Processor function
--this handles any notifications that SearchUI core needs to send us
function lib.Processor(msg, ...)
	if msg == "config" then
		local subtype = ...
		if subtype ~= "changed" then
			--entire saved search has changed, so reload the ignorelist
			ignorelist = get("ignoreitemprice.ignorelist")
			if not ignorelist then
				ignorelist = {}
			end
			private.UpdateSheet()
		end
	elseif msg == "iteminfoupdate" then
		private.UpdateSheet(true)
	end
end

--lib.AddIgnore(sig, price, temp)
--this function adds an item to the ignorelist at copper price
--if temp is true then item will be added to the temp list, which doesn't last across sessions
--this setting will override any current setting for that item
--if price==nil, item will be removed from the list
function lib.AddIgnore(sig, price, temp)
	if temp then
		tempignorelist[sig] = price
	else
		ignorelist[sig] = price
		set("ignoreitemprice.ignorelist", ignorelist) -- not required to save the table, but may trigger notification
		private.UpdateSheet()
	end
end

-- private.remove()
-- removes the selected item from the ignore list
function private.remove()
	local link = private.ignorelistGUI.sheet:GetSelection()[1]
	if link then
		local sig, linkType = GetSigFromLink(link)
		if linkType == "item" or linkType == "battlepet" then
			lib.AddIgnore(sig) --second var is nil, removes item from list
		else
			lib.AddIgnore(link)
		end
	end
end

-- private.removeall()
-- wipes both the ignore list and the temp ignore list
function private.removeall()
	wipe(ignorelist)
	wipe(tempignorelist)
	set("ignoreitemprice.ignorelist", ignorelist) -- not required to save the table, but may trigger notification
	private.UpdateSheet()
end

-- This function is automatically called when we need to create our search parameters
function lib:MakeGuiConfig(gui)
	if private.MakeGuiConfig then
		private.MakeGuiConfig(gui)
	end
end
function private.MakeGuiConfig(gui)
	private.MakeGuiConfig = nil
	local ScrollSheet = LibStub("ScrollSheet")

	-- Get our tab and populate it with our controls
	local id = gui:AddTab(lib.tabname, "Filters")
	gui:MakeScrollable(id)

	-- Add the help
	gui:AddSearcher("Item Price", "Filter specific items by their price", 600)
	gui:AddHelp(id, "itemprice filter",
		"What does this filter do?",
		"This filter provides the ability to exclude specific items that exceed a certain \"ignore\" price. You can selectively apply this filter to specific searches.")

	gui:AddControl(id, "Header", 0, "ItemPrice Filter Criteria")

	gui:AddControl(id, "Checkbox", 0, 1, "ignoreitemprice.enable", "Enable ItemPrice filtering")
	gui:AddControl(id, "Note", 0, 1, nil, 20, "")
	gui:AddControl(id, "Subhead",     0, "Filter for:")
	for name, searcher in pairs(AucSearchUI.Searchers) do
		if searcher and searcher.Search then
			local setting = "ignoreitemprice.filter."..name
			default(setting, true)
			gui:AddControl(id, "Checkbox", 0, 1, setting, name)
			gui:AddTip(id, "Filter ItemPrice (Ignorelist) when searching with "..name)
		end
	end

	function private.UpdateControls()
		if private.ignorelistGUI.sheet.selected then
			private.removebutton:Enable()
		else
			private.removebutton:Disable()
		end
	end

	local content = gui.tabs[id].content
	private.ignorelistGUI = CreateFrame("Frame", nil, content)
	private.ignorelistGUI:SetPoint("BOTTOMRIGHT", content, "TOPRIGHT", -50, -295)
	private.ignorelistGUI:SetPoint("TOPLEFT", content, "TOPRIGHT", -350, -20)
	private.ignorelistGUI:SetBackdrop({
		bgFile = "Interface/Tooltips/ChatBubble-Background",
		edgeFile = "Interface/Tooltips/ChatBubble-BackDrop",
		tile = true, tileSize = 32, edgeSize = 32,
		insets = { left = 32, right = 32, top = 32, bottom = 32 }
	})
	private.ignorelistGUI:SetBackdropColor(0, 0, 0, 1)
	private.ignorelistGUI:SetScript("OnShow", function() private.UpdateSheet(true) end)

	private.ignorelistGUI.sheet = ScrollSheet:Create(private.ignorelistGUI, {
		{ "Item", "TOOLTIP", 170},
		{ "Ignore Price", "COIN", 90},
	}, private.OnEnterSheet, private.OnLeaveSheet, private.OnClickSheet, nil, private.UpdateControls)
	private.ignorelistGUI.sheet:EnableSelect(true)

	private.removebutton = CreateFrame("Button", nil, gui.tabs[id].content, "OptionsButtonTemplate")
	private.removebutton:SetPoint("TOPRIGHT", private.ignorelistGUI, "TOPLEFT", -5, -20)
	private.removebutton:SetText("Remove Selected")
	private.removebutton:SetWidth(150)
	private.removebutton:SetScript("OnClick", private.remove)
	private.removebutton:Disable()

	private.removeallbutton = CreateFrame("Button", nil, gui.tabs[id].content, "OptionsButtonTemplate")
	private.removeallbutton:SetPoint("TOPLEFT", private.removebutton, "BOTTOMLEFT", 0, -5)
	private.removeallbutton:SetText("Remove All")
	private.removeallbutton:SetWidth(150)
	private.removeallbutton:SetScript("OnClick", private.removeall)
	private.removeallbutton:Enable()

end

--lib.Filter(item, searcher)
--This function will return true if the item is to be filtered
--Item is the itemtable, and searcher is the name of the searcher being called. If searcher is not given, it will assume you want it active.
--This function only checks if the min bid needed would be above the ignore amount, because this filter prevents the searchers from looking at the item in the first place.
--lib.PostFilter will be run after the searcher is done, to verify that the price found isn't above ignore value.
function lib.Filter(item, searcher)
	if (not get("ignoreitemprice.enable"))
			or (searcher and (not get("ignoreitemprice.filter."..searcher))) then
		return
	end
	local price = item[Const.PRICE]
	local count = item[Const.COUNT] or 1
	price = floor(price/count)

	local sig = GetSigFromLink(item[Const.LINK])
	if ignorelist[sig] then
		if price >= ignorelist[sig] then
			return true, "Item ignored at "..AucAdvanced.Coins(ignorelist[sig], true)
		end
	end
	if tempignorelist[sig] then
		if price >= tempignorelist[sig] then
			return true, "Item ignored for session at "..AucAdvanced.Coins(tempignorelist[sig], true)
		end
	end
end

--lib.PostFilter(item, searcher, buyorbid)
--Similar to lib.Filter, but should get called after the searcher, and gets passed the searcher's buyorbid return
function lib.PostFilter(item, searcher, buyorbid)
	if (not get("ignoreitemprice.enable"))
			or (searcher and (not get("ignoreitemprice.filter."..searcher))) then
		return
	end
	local price
	if buyorbid and buyorbid == "bid" then
		price = item[Const.PRICE]
	else
		price = item[Const.BUYOUT]
	end
	local count = item[Const.COUNT] or 1
	price = floor(price/count)

	local sig = GetSigFromLink(item[Const.LINK])
	if ignorelist[sig] then
		if price >= ignorelist[sig] then
			return true, "Item ignored at "..AucAdvanced.Coins(ignorelist[sig], true)
		end
	end
	if tempignorelist[sig] then
		if price >= tempignorelist[sig] then
			return true, "Item ignored for session at "..AucAdvanced.Coins(tempignorelist[sig], true)
		end
	end
end

AucAdvanced.RegisterRevision("$URL: Auc-Advanced/Modules/Auc-Util-SearchUI/FilterItemPrice.lua $", "$Rev: 6488 $")
