--[[

	This file is part of 'Masque', an add-on for World of Warcraft. For bug reports,
	documentation and license information, please visit https://github.com/SFX-WoW/Masque.

	* File...: Options\Info.lua
	* Author.: StormFX

	'Installed Skins' Group/Panel

]]

local MASQUE, Core = ...

----------------------------------------
-- Lua API
---

local pairs, tostring = pairs, tostring

----------------------------------------
-- Libraries
---

local LIB_ACR = LibStub("AceConfigRegistry-3.0")

----------------------------------------
-- Internal
---

-- @ Locales\enUS
local L = Core.Locale

-- @ Masque
local OLD_VERSION = Core.OLD_VERSION

-- @ Options\Core
local CRLF = Core.CRLF
local Setup = Core.Setup

----------------------------------------
-- Locals
---

-- Formatted Text
local UPDATED = "|cff00ff00"..L["Compatible"].."|r"
local COMPATIBLE = "|cffffff00"..L["Compatible"].."|r"
local UNKNOWN = "|cff777777"..L["Unknown"].."|r"

-- Reusable Header
local HDR = {
	type = "header",
	name = L["Description"],
	order = 1,
	disabled = true,
	dialogControl = "SFX-Header",
}

-- Returns the status and tooltip for a skin based on its API_VERSION setting.
local function GetStatus(Version)
	if not Version then
		return UNKNOWN, L["The status of this skin is unknown."]
	elseif Version >= OLD_VERSION then
		return UPDATED, L["This skin is compatible with Masque."]
	else
		return COMPATIBLE, L["This skin is outdated but is still compatible with Masque."]
	end
end

----------------------------------------
-- Options Builder
---

-- Creates a skin info options group.
local function GetInfoGroup(Skin, Title, Group)
	local Order = (Group and Skin.Order) or nil
	local Description = Skin.Description or L["No description available."]
	local Version = (Skin.Version and tostring(Skin.Version)) or UNKNOWN
	local Authors = Skin.Authors or Skin.Author or UNKNOWN
	local Websites = Skin.Websites or Skin.Website
	local Status, Tooltip = GetStatus(Skin.API_VERSION)

	-- Options Group
	local Info = {
		type = "group",
		name = Title,
		order = Order,
		args = {
			Head = HDR,
			Desc = {
				type = "description",
				name = Description..CRLF,
				order = 2,
				fontSize = "medium",
			},
			Info = {
				type = "group",
				name = "",
				order = 3,
				inline = true,
				args = {
					Version = {
						type = "input",
						name = L["Version"],
						arg = Version..CRLF,
						order = 1,
						disabled = true,
						dialogControl = "SFX-Info",
					},
				},
			},
		},
	}

	local args = Info.args.Info.args
	Order = 2

	-- Populate the Author field(s).
	if type(Authors) == "table" then
		local Count = #Authors
		if Count > 0 then
			for i = 1, Count do
				local Key = "Author"..i
				local Name = (i == 1 and L["Authors"]) or ""
				args[Key] = {
					type = "input",
					name = Name,
					arg  = Authors[i],
					order = Order,
					disabled = true,
					dialogControl = "SFX-Info",
				}
				Order = Order + 1
			end
			args["SPC"..Order] = {
				type = "description",
				name = " ",
				order = Order,
			}
			Order = Order + 1
		end
	elseif type(Authors) == "string" then
		args.Author = {
			type = "input",
			name = L["Author"],
			arg  = Authors,
			order = Order,
			disabled = true,
			dialogControl = "SFX-Info",
		}
		Order = Order + 1
		args["SPC"..Order] = {
			type = "description",
			name = " ",
			order = Order,
		}
		Order = Order + 1
	end

	-- Populate the Website field(s).
	if type(Websites) == "table" then
		local Count = #Websites
		if Count > 0 then
			for i = 1, Count do
				local Key = "Website"..i
				local Name = (i == 1) and L["Websites"] or ""
				args[Key] = {
					type = "input",
					name = Name,
					arg  = Websites[i],
					order = Order,
					dialogControl = "SFX-Info-URL",
				}
				Order = Order + 1
			end
			args["SPC"..Order] = {
				type = "description",
				name = " ",
				order = Order,
			}
			Order = Order + 1
		end
	elseif type(Websites) == "string" then
		args.Website = {
			type = "input",
			name = L["Website"],
			arg  = Websites,
			order = Order,
			dialogControl = "SFX-Info",
		}
		Order = Order + 1
		args["SPC"..Order] = {
			type = "description",
			name = " ",
			order = Order,
		}
		Order = Order + 1
	end

	-- Status
	args.Status = {
		type = "input",
		name = L["Status"],
		desc = Tooltip,
		arg = Status,
		order = Order,
		dialogControl = "SFX-Info",
	}

	return Info
end

----------------------------------------
-- Setup
---

-- Creates/Removes the 'Installed Skins' options group/panel.
function Setup.Info(self)
	if not self.OptionsLoaded then return end

	local cArgs = self.Options.args.Core.args

	if not self.db.profile.SkinInfo then
		cArgs.SkinInfo = nil
	elseif not cArgs.SkinInfo then
		local Tooltip = "|cffffffff"..L["Select to view."].."|r"

		local Options = {
			type = "group",
			name = L["Installed Skins"],
			desc = Tooltip,
			get = self.GetArg,
			set = self.NoOp,
			order = 4,
			args = {
				Head = {
					type = "header",
					name = L["Installed Skins"],
					order = 0,
					disabled = true,
					dialogControl = "SFX-Header",
				},
				Desc = {
					type = "description",
					name = L["This section provides information on any skins you have installed."]..CRLF,
					fontSize = "medium",
					order = 1,
				},
			},
		}

		local Skins, SkinList = self.Skins, self.SkinList
		local args = Options.args

		-- Create the info groups.
		for SkinID in pairs(SkinList) do
			local Skin = Skins[SkinID]
			local Group = Skin.Group

			if Group then
				local Title = Skin.Title or SkinID

				if not args[Group] then
					args[Group] = {
						type = "group",
						name = Group,
						desc = Tooltip,
						args = {},
						childGroups = "select",
					}
				end
				args[Group].args[SkinID] = GetInfoGroup(Skin, Title, Group)
			else
				args[SkinID] = GetInfoGroup(Skin, SkinID)
				args[SkinID].desc = Tooltip
			end
		end

		cArgs.SkinInfo = Options
	else
		return
	end

	LIB_ACR:NotifyChange(MASQUE)
end