[F] Fix mai2 rating calculation

AquaNet/src/components/MapDetails.svelte

@@ -14,7 +14,8 @@
 
   let mapData = g.split(":").map(Number)
   let mult = getMult(mapData[3], game)
-  let mapRank = parseFloat(meta?.notes?.[mapData[1] === 10 ? 0 : mapData[1]]?.lv?.toFixed(1) ?? mapData[1] ?? '0')
+  let mapRank: number = meta?.notes?.[mapData[1] === 10 ? 0 : mapData[1]]?.lv ?? mapData[1] ?? 0
+  console.log(meta?.name, mapData, mapRank, mult)
   
 </script>
 
@@ -36,7 +37,7 @@
               <span class="rank-num">{(mapData[3] / 10000).toFixed(2)}%</span>
             </span>
             {#if game === 'mai2'}
-              <span class="dx-change">
+              <span class="dx-change">
                 { (mapRank * Number(mult[1])).toFixed(1) }
               </span>
             {/if}

AquaNet/src/libs/scoring.ts

@@ -10,7 +10,16 @@ const multTable = {
     [ 97, 20, 'S' ],
     [ 94, 16.8, 'AAA' ],
     [ 90, 15.2, 'AA' ],
-    [ 80, 13.6, 'A' ]
+    [ 80, 13.6, 'A' ],
+    [ 75, 12, 'BBB' ],
+    [ 70, 11.2, 'BB' ],
+    [ 60, 9.6, 'B' ],
+    [ 50, 8, 'C' ],
+    [ 40, 6.4, 'D' ],
+    [ 30, 4.8, 'D' ],
+    [ 20, 3.2, 'D' ],
+    [ 10, 1.6, 'D' ],
+    [ 0, 0, 'D' ]
   ],
 
   // TODO: Fill in multipliers for Chunithm and Ongeki