Refactor Master Graded (#960)

parts/modes/secret_grade.lua

@@ -1,26 +1,3 @@
-local function getSmallNum(num)
-    local smalldigit={[0]="₀","₁","₂","₃","₄","₅","₆","₇","₈","₉"}
-    local str=tostring(num)
-    local out=""
-    for i=1,#str do
-        out=out..smalldigit[tonumber(string.sub(str,i,i))]
-    end
-    return out
-end
-
-local function getRank(index)
-    if index<11 then -- rank 10 - 1
-        return "Grade "..tostring(11-index)
-    elseif index<20 then -- S1 - S9 ranks
-        return "S"..index-10
-    elseif index<24 then -- GM, GM+, TM, TM+ ranks
-        local r={"GM","GM+","TM","TM+"}
-        return r[index-19]
-    else
-        return "TM+"..getSmallNum(index-22)
-    end
-end
-
 return {
     env={
         drop=180,lock=180,
@@ -29,7 +6,7 @@ return {
         bg='bg2',bgm='race',
     },
     score=function(P) return {P.modeData.rankPts,P.stat.piece} end,
-    scoreDisp=function(D) return getRank(D[1]).."   "..D[2].." Pieces" end,
+    scoreDisp=function(D) return getSecretGradeText(D[1]).."   "..D[2].." Pieces" end,
     comp=function(a,b) return a[1]>b[1] or a[1]==b[1] and a[2]<b[2] end,
     getRank=function(P)
         local G=P.modeData.rankPts