local propertyTable = {
    ItemID = 1,HeroTypeID = 2,SourceIds = 3,
}

local mainPropertyTable = { 
    ItemID = 1,HeroTypeID = 2,PageIndex = 3,LineIndex = 4,
}

local primaryTable = {
    "ItemID","HeroTypeID",
}


local DataPageEntry = {}
local rawget = rawget

local base = {
    __index = function(t, k)
        local propertyIndex = propertyTable[k]
		if propertyIndex then
            local mainPropertyIndex = mainPropertyTable[k]
            if mainPropertyIndex then
                return t[mainPropertyIndex]
            end

            local pageIndex = t[3]
            local pageData = DataPageEntry[pageIndex]
            if pageData == nil then
                pageData = require('Data/ActivityItemAcquisition-page'..pageIndex)
                if DataSheetUtil then
                    --skip fixedpoint process for data sheet checker
                    DataSheetUtil.ProcessFixedPoint('ActivityItemAcquisition', pageData)
                end
                DataPageEntry[pageIndex] = pageData
            end

            local lineIndex = t[4]
            local resultData = pageData[lineIndex]
			return resultData[propertyIndex]
		end
	end,

	__newindex = function()
		error('Attempt to modify read-only table')
	end
}

local dataTable = {
	setmetatable({31,0,1,1},base),
	setmetatable({2003,1,1,2},base),
	setmetatable({35,0,1,3},base),
	setmetatable({2003,2,1,4},base),
	setmetatable({2003,3,1,5},base),
	setmetatable({2003,4,1,6},base),
	setmetatable({2003,5,1,7},base),
	setmetatable({2003,6,1,8},base),
	setmetatable({2003,7,1,9},base),
	setmetatable({2003,8,1,10},base),
	setmetatable({2003,9,1,11},base),
	setmetatable({2003,10,1,12},base),
	setmetatable({2003,11,1,13},base),
	setmetatable({2003,12,1,14},base),
	setmetatable({111,0,1,15},base),
	setmetatable({113,0,1,16},base),
	setmetatable({2003,0,1,17},base),
	setmetatable({2101,0,1,18},base),
	setmetatable({2102,0,1,19},base),
	setmetatable({2103,0,1,20},base),
	setmetatable({2104,0,1,21},base),
	setmetatable({2105,0,1,22},base),
	setmetatable({2106,0,1,23},base),
	setmetatable({2051,0,1,24},base),
	setmetatable({231,0,1,25},base),
	setmetatable({235,0,1,26},base),
	setmetatable({2107,0,1,27},base),
	setmetatable({2108,0,1,28},base),
	setmetatable({2109,0,1,29},base),
	setmetatable({2110,0,1,30},base),
	setmetatable({2111,0,1,31},base),
	setmetatable({2112,0,1,32},base),
	setmetatable({82,0,1,33},base),
	setmetatable({2140,0,1,34},base),
	setmetatable({2141,0,1,35},base),
	setmetatable({2142,0,1,36},base),
	setmetatable({2143,0,1,37},base),
	setmetatable({2144,0,1,38},base),
	setmetatable({2145,0,1,39},base),
	setmetatable({2150,0,1,40},base),
	setmetatable({2151,0,1,41},base),
	setmetatable({2152,0,1,42},base),
	setmetatable({2153,0,1,43},base),
	setmetatable({2154,0,1,44},base),
	setmetatable({2155,0,1,45},base),
	setmetatable({2160,0,1,46},base),
	setmetatable({2161,0,1,47},base),
	setmetatable({2162,0,1,48},base),
	setmetatable({2163,0,1,49},base),
	setmetatable({2164,0,1,50},base),
	setmetatable({2165,0,1,51},base),
	setmetatable({2170,0,1,52},base),
	setmetatable({2171,0,1,53},base),
	setmetatable({2172,0,1,54},base),
	setmetatable({2173,0,1,55},base),
	setmetatable({2174,0,1,56},base),
	setmetatable({2175,0,1,57},base),
}

return {
    dataTable = dataTable,
    propertyTable = propertyTable,
    primaryTable = primaryTable,
}