GetDetailedItemLevelInfo moved into a Functions.lua

DarkShestakUI/Core/Functions.lua

@@ -1577,3 +1577,89 @@ T.CheckLayout = function()
 		end
 	end
 end
+
+--[[
+
+GetDetailedItemLevelInfo Polyfill, v 1.0
+by Erorus for The Undermine Journal
+https://theunderminejournal.com/
+
+Based on these "specs" for a GetDetailedItemLevelInfo function coming in 7.1
+https://www.reddit.com/r/woweconomy/comments/50hp5d/warning_be_careful_flipping/d74olsy
+
+Pass in an itemstring/link to GetDetailedItemLevelInfo
+Returns effectiveItemLevel, previewItemLevel, baseItemLevel
+
+This should use the in-game function if it already exists,
+otherwise it'll define a function that does what *I think* the official function would do.
+
+]]
+
+if GetDetailedItemLevelInfo then return end
+
+local bonusLevelBoost = {[1]=20,[15]=20,[44]=6,[171]=10,[448]=6,[449]=13,[450]=26,[451]=-12,[497]=50,[499]=6,[518]=-100,[519]=-80,[520]=-60,[521]=-30,[522]=-15,[526]=15,[527]=30,[545]=10,[546]=6,[547]=6,[552]=0,[553]=35,[554]=40,[555]=70,[556]=65,[557]=70,[558]=15,[559]=30,[560]=6,[561]=6,[562]=6,[566]=15,[567]=30,[571]=6,[573]=-60,[575]=20,[576]=30,[577]=20,[579]=7,[591]=20,[592]=30,[593]=45,[594]=45,[595]=15,[597]=5,[598]=10,[599]=15,[609]=40,[617]=60,[618]=75,[619]=60,[620]=75,[622]=3,[623]=6,[624]=9,[625]=12,[626]=15,[627]=18,[628]=21,[629]=24,[630]=27,[631]=30,[632]=33,[633]=36,[634]=39,[635]=42,[636]=45,[637]=48,[638]=51,[639]=54,[640]=57,[641]=60,[642]=55,[644]=20,[646]=6,[648]=45,[651]=25,[665]=15,[666]=20,[667]=25,[668]=30,[669]=35,[670]=40,[671]=45,[672]=50,[673]=33,[674]=36,[675]=39,[676]=42,[677]=45,[678]=48,[679]=51,[680]=54,[681]=57,[682]=60,[694]=15,[695]=30,[696]=45,[697]=60,[698]=75,[699]=100,[700]=5,[701]=10,[702]=3,[703]=6,[704]=12,[706]=30,[707]=15,[708]=10,[709]=20,[710]=70,[754]=5,[755]=10,[756]=15,[757]=25,[758]=30,[759]=35,[760]=40,[761]=10,[762]=15,[763]=20,[764]=30,[765]=35,[766]=40,[769]=25,[1372]=-100,[1373]=-99,[1374]=-98,[1375]=-97,[1376]=-96,[1377]=-95,[1378]=-94,[1379]=-93,[1380]=-92,[1381]=-91,[1382]=-90,[1383]=-89,[1384]=-88,[1385]=-87,[1386]=-86,[1387]=-85,[1388]=-84,[1389]=-83,[1390]=-82,[1391]=-81,[1392]=-80,[1393]=-79,[1394]=-78,[1395]=-77,[1396]=-76,[1397]=-75,[1398]=-74,[1399]=-73,[1400]=-72,[1401]=-71,[1402]=-70,[1403]=-69,[1404]=-68,[1405]=-67,[1406]=-66,[1407]=-65,[1408]=-64,[1409]=-63,[1410]=-62,[1411]=-61,[1412]=-60,[1413]=-59,[1414]=-58,[1415]=-57,[1416]=-56,[1417]=-55,[1418]=-54,[1419]=-53,[1420]=-52,[1421]=-51,[1422]=-50,[1423]=-49,[1424]=-48,[1425]=-47,[1426]=-46,[1427]=-45,[1428]=-44,[1429]=-43,[1430]=-42,[1431]=-41,[1432]=-40,[1433]=-39,[1434]=-38,[1435]=-37,[1436]=-36,[1437]=-35,[1438]=-34,[1439]=-33,[1440]=-32,[1441]=-31,[1442]=-30,[1443]=-29,[1444]=-28,[1445]=-27,[1446]=-26,[1447]=-25,[1448]=-24,[1449]=-23,[1450]=-22,[1451]=-21,[1452]=-20,[1453]=-19,[1454]=-18,[1455]=-17,[1456]=-16,[1457]=-15,[1458]=-14,[1459]=-13,[1460]=-12,[1461]=-11,[1462]=-10,[1463]=-9,[1464]=-8,[1465]=-7,[1466]=-6,[1467]=-5,[1468]=-4,[1469]=-3,[1470]=-2,[1471]=-1,[1472]=0,[1473]=1,[1474]=2,[1475]=3,[1476]=4,[1477]=5,[1478]=6,[1479]=7,[1480]=8,[1481]=9,[1482]=10,[1483]=11,[1484]=12,[1485]=13,[1486]=14,[1487]=15,[1488]=16,[1489]=17,[1490]=18,[1491]=19,[1492]=20,[1493]=21,[1494]=22,[1495]=23,[1496]=24,[1497]=25,[1498]=26,[1499]=27,[1500]=28,[1501]=29,[1502]=30,[1503]=31,[1504]=32,[1505]=33,[1506]=34,[1507]=35,[1508]=36,[1509]=37,[1510]=38,[1511]=39,[1512]=40,[1513]=41,[1514]=42,[1515]=43,[1516]=44,[1517]=45,[1518]=46,[1519]=47,[1520]=48,[1521]=49,[1522]=50,[1523]=51,[1524]=52,[1525]=53,[1526]=54,[1527]=55,[1528]=56,[1529]=57,[1530]=58,[1531]=59,[1532]=60,[1533]=61,[1534]=62,[1535]=63,[1536]=64,[1537]=65,[1538]=66,[1539]=67,[1540]=68,[1541]=69,[1542]=70,[1543]=71,[1544]=72,[1545]=73,[1546]=74,[1547]=75,[1548]=76,[1549]=77,[1550]=78,[1551]=79,[1552]=80,[1553]=81,[1554]=82,[1555]=83,[1556]=84,[1557]=85,[1558]=86,[1559]=87,[1560]=88,[1561]=89,[1562]=90,[1563]=91,[1564]=92,[1565]=93,[1566]=94,[1567]=95,[1568]=96,[1569]=97,[1570]=98,[1571]=99,[1572]=100,[1573]=101,[1574]=102,[1575]=103,[1576]=104,[1577]=105,[1578]=106,[1579]=107,[1580]=108,[1581]=109,[1582]=110,[1583]=111,[1584]=112,[1585]=113,[1586]=114,[1587]=115,[1588]=116,[1589]=117,[1590]=118,[1591]=119,[1592]=120,[1593]=121,[1594]=122,[1595]=123,[1596]=124,[1597]=125,[1598]=126,[1599]=127,[1600]=128,[1601]=129,[1602]=130,[1603]=131,[1604]=132,[1605]=133,[1606]=134,[1607]=135,[1608]=136,[1609]=137,[1610]=138,[1611]=139,[1612]=140,[1613]=141,[1614]=142,[1615]=143,[1616]=144,[1617]=145,[1618]=146,[1619]=147,[1620]=148,[1621]=149,[1622]=150,[1623]=151,[1624]=152,[1625]=153,[1626]=154,[1627]=155,[1628]=156,[1629]=157,[1630]=158,[1631]=159,[1632]=160,[1633]=161,[1634]=162,[1635]=163,[1636]=164,[1637]=165,[1638]=166,[1639]=167,[1640]=168,[1641]=169,[1642]=170,[1643]=171,[1644]=172,[1645]=173,[1646]=174,[1647]=175,[1648]=176,[1649]=177,[1650]=178,[1651]=179,[1652]=180,[1653]=181,[1654]=182,[1655]=183,[1656]=184,[1657]=185,[1658]=186,[1659]=187,[1660]=188,[1661]=189,[1662]=190,[1663]=191,[1664]=192,[1665]=193,[1666]=194,[1667]=195,[1668]=196,[1669]=197,[1670]=198,[1671]=199,[1672]=200,[1800]=210,[1810]=140,[1817]=10,[1818]=20,[1819]=15,[1820]=25,[2829]=-400,[2830]=-399,[2831]=-398,[2832]=-397,[2833]=-396,[2834]=-395,[2835]=-394,[2836]=-393,[2837]=-392,[2838]=-391,[2839]=-390,[2840]=-389,[2841]=-388,[2842]=-387,[2843]=-386,[2844]=-385,[2845]=-384,[2846]=-383,[2847]=-382,[2848]=-381,[2849]=-380,[2850]=-379,[2851]=-378,[2852]=-377,[2853]=-376,[2854]=-375,[2855]=-374,[2856]=-373,[2857]=-372,[2858]=-371,[2859]=-370,[2860]=-369,[2861]=-368,[2862]=-367,[2863]=-366,[2864]=-365,[2865]=-364,[2866]=-363,[2867]=-362,[2868]=-361,[2869]=-360,[2870]=-359,[2871]=-358,[2872]=-357,[2873]=-356,[2874]=-355,[2875]=-354,[2876]=-353,[2877]=-352,[2878]=-351,[2879]=-350,[2880]=-349,[2881]=-34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,[3315]=386,[3316]=387,[3317]=388,[3318]=389,[3319]=390,[3320]=391,[3321]=392,[3322]=393,[3323]=394,[3324]=395,[3325]=396,[3326]=397,[3327]=398,[3328]=399,[3329]=400,[3330]=15,[3331]=5,[3332]=30,[3333]=35,[3334]=40,[3340]=10,[3341]=40,[3381]=0,[3382]=10,[3383]=20,[3384]=30,[3390]=60,[3391]=80,[3393]=20,[3438]=80,[3439]=95,[3440]=110,}
+local bonusPreviewLevel = {[1726]=825,[1727]=840,[1798]=705,[1799]=720,[1801]=690,[1805]=865,[1806]=880,[1807]=850,[1824]=805,[1825]=810,[1826]=805,[3379]=835,[3394]=815,[3395]=820,[3396]=825,[3397]=830,[3399]=840,[3410]=840,[3411]=840,[3412]=840,[3413]=840,[3414]=840,[3415]=840,[3416]=840,[3417]=840,[3418]=840,[3427]=805,[3428]=840,[3432]=835,[3443]=875,[3444]=890,[3445]=905,[3446]=845,}
+local bonusLevelCurve = {[664]=1648,[767]=1558,[768]=1688,[1723]=1746,[1724]=1748,[1725]=1749,[1729]=1751,[1730]=1752,[1731]=1753,[1732]=1648,[1733]=1758,[1734]=1759,[1735]=1759,[1736]=1756,[1737]=1757,[1738]=1757,[1739]=1760,[1740]=1761,[1741]=1761,[1788]=1787,[1789]=1788,[1790]=1789,[1791]=1790,[1792]=1756,[1793]=1760,[1794]=1758,[1795]=1832,[1796]=1824,[1812]=2002,[3342]=2202,[3380]=2196,[3387]=2208,[3388]=2209,[3389]=2210,[3398]=2247,}
+local curvePoints = {[1558]={{98,660},{99,680},{100,685},{109,775},},[1648]={{98,664},{99,684},{100,689},{109,779},},[1688]={{98,668},{99,688},{100,693},{109,783},},[1746]={{1,10},{5,10},{59,62},{60,79},{69,105},{70,139},{79,187},{80,279},{84,333},{85,384},{89,463},{90,530},{99,605},{100,690},{110,780},},[1748]={{1,10},{5,13},{59,67},{60,84},{69,115},{70,149},{79,197},{80,289},{84,343},{85,394},{89,473},{90,540},{99,615},{100,700},{104,760},{110,820},},[1749]={{1,10},{5,15},{59,72},{60,89},{69,125},{70,159},{79,207},{80,299},{84,353},{85,404},{89,483},{90,550},{99,650},{100,710},{110,800},},[1751]={{650,0},{689,0},{690,1},{691,0},{850,0},},[1752]={{650,0},{809,0},{810,1},{811,0},{850,0},},[1753]={{95,1},{100,12},{109,20},{110,20},{115,30},},[1756]={{98,674},{99,694},{100,699},{109,789},},[1757]={{98,684},{99,704},{100,709},{109,799},},[1758]={{98,670},{99,690},{100,695},{109,785},},[1759]={{98,680},{99,700},{100,705},{109,795},},[1760]={{98,678},{99,698},{100,703},{109,793},},[1761]={{98,688},{99,708},{100,713},{109,803},},[1787]={{1,10},{5,10},{39,41},},[1788]={{1,10},{5,13},{39,44},},[1789]={{1,10},{5,15},{39,48},},[1790]={{1,10},{5,10},{59,62},},[1824]={{98,575},{99,660},{100,680},{101,685},{109,770},},[1832]={{98,675},{99,695},{100,700},{109,790},},[2002]={{98,650},{99,660},{100,670},{109,780},},[2196]={{1,10},{5,10},{57,57},{58,75},{67,95},{68,129},{80,177},{81,269},{85,323},{86,374},{90,453},{91,510},{97,580},{98,588},{99,605},{100,655},},[2202]={{98,660},{99,680},{100,685},{109,745},},[2208]={{1,10},{5,10},{57,62},{58,79},{67,105},{68,139},{80,187},{81,279},{85,333},{86,384},{90,463},{91,530},{97,600},{98,640},{99,670},{100,700},{110,700},},[2209]={{1,10},{5,10},{57,61},{58,79},{67,105},{68,139},{80,187},{81,279},{85,333},{86,384},{90,463},{91,530},{97,600},{98,650},{99,680},{100,710},{110,710},},[2210]={{1,10},{5,20},{57,71},{58,89},{67,115},{68,149},{80,197},{81,289},{85,343},{86,394},{90,473},{91,540},{97,610},{98,660},{99,690},{100,720},{110,720},},[2247]={{98,740},{109,810},},}
+
+local function round(num)
+	return floor(num + 0.5)
+end
+
+local function GetCurvePoint(curveId, point)
+	local curve = curvePoints[curveId]
+	if not curve then
+		return nil
+	end
+
+	local lastKey, lastValue = curve[1][1], curve[1][2]
+	if lastKey > point then
+		return lastValue
+	end
+
+	for x = 1,#curve,1 do
+		if point == curve[x][1] then
+			return curve[x][2]
+		end
+		if point < curve[x][1] then
+			return round((curve[x][2] - lastValue) / (curve[x][1] - lastKey) * (point - lastKey) + lastValue)
+		end
+		lastKey = curve[x][1]
+		lastValue = curve[x][2]
+	end
+
+	return lastValue
+end
+
+GetDetailedItemLevelInfo = GetDetailedItemLevelInfo or function(item)
+	local _, link, _, origLevel = GetItemInfo(item)
+	if not link then
+		return nil, nil, nil
+	end
+
+	local itemString = string.match(link, "item[%-?%d:]+")
+	local itemStringParts = { strsplit(":", itemString) }
+
+	local numBonuses = tonumber(itemStringParts[14],10) or 0
+
+	if numBonuses == 0 then
+		return origLevel, nil, origLevel
+	end
+
+	local effectiveLevel, previewLevel, curve
+	effectiveLevel = origLevel
+
+	for y = 1,numBonuses,1 do
+		local bonus = tonumber(itemStringParts[14+y],10) or 0
+
+		origLevel = origLevel - (bonusLevelBoost[bonus] or 0)
+		previewLevel = bonusPreviewLevel[bonus] or previewLevel
+		curve = bonusLevelCurve[bonus] or curve
+	end
+
+	if curve and itemStringParts[12] == "512" then
+		effectiveLevel = GetCurvePoint(curve, tonumber(itemStringParts[15+numBonuses],10)) or effectiveLevel
+	end
+
+	return effectiveLevel, previewLevel, origLevel
+end