FANDOM


local p = {}
 
function sf(num, prec)
	local n = math.floor(math.log10(num)) + 1 - prec
	return math.floor(10^(-n)*num)*10^n, -n
end
 
 
function p.main(frame)
	local args = frame:getParent().args
	return p._main(tonumber(args.points) or 0)
end
 
function p._main(points)
	local unique_rate = 0.8 * (points % 570000) / 570000
	if points >= 570000 * 3 or points % 570000 == 0 then
		unique_rate = 0.8
	end
	local tworolls = false
	function make_row(items, rate)
		local crate = unique_rate*rate/84
		local perc, p = sf(crate*100,4)
		p = math.max(2,p)
 
		local row = {'\n|-\n| ', items}
 
		if tworolls then
			local perc2, p2 = sf(0.8*rate/84*100,4)
			table.insert(row, string.format('\n|style="text-align:right;"| %s\n|style="text-align:right;"| %.'..p2..'f%%', mw.ext.ParserFunctions.expr(1/(0.8*rate/84) .. ' round 2'), perc2))
		end
 
		table.insert(row, string.format('\n|style="text-align:right;"| %s\n|style="text-align:right;"| %.'..p..'f%%', mw.ext.ParserFunctions.expr(1/crate .. ' round 2'), perc))
 
		return table.concat(row,'')
	end
 
	local sec = ''
	if points > 570000*2 then
		sec = ' and second'
	elseif points <= 570000 then
		sec = ' and only'
	end
 
	local ret = {
		'{| class="wikitable"\n!rowspan="2"| Items\n! colspan="2"| First'..sec..' roll',
	}
 
	if points > 570000 then
		if points > 570000*2 then
			table.insert(ret, '\n! colspan="2"| Third roll')
		else
			table.insert(ret, '\n! colspan="2"| Second roll')
		end
		table.insert(ret,'\n|-\n! Chance<br />(1 in x, each)\n! Chance<br />(%, each)')
		tworolls = true
	else
		table.insert(ret,'\n|-')
	end
 
	table.insert(ret,'\n! Chance<br />(1 in x, each)\n! Chance<br />(%, each)')
	table.insert(ret,make_row('[[Arcane prayer scroll|Arcane]]/[[Dextrous prayer scroll]]', 20))
	table.insert(ret, make_row('[[Dragon sword]]/[[dragon harpoon|harpoon]]/[[dragon thrownaxe|thrownaxe]]', 5))
	table.insert(ret, make_row('[[Twisted buckler]], [[Dragon hunter crossbow]]', 4))
	table.insert(ret, make_row('[[Dinh\'s bulwark]], [[Ancestral hat]]/[[Ancestral robe top|robe top]]/[[Ancestral robe bottom|robe bottom]], [[Dragon claws]]', 3))
	table.insert(ret, make_row('[[Elder maul]], [[Kodai insignia]], [[Twisted bow]]', 2))
	table.insert(ret, '\n|}')
 
	return table.concat(ret, '')
end
 
return p
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