fix: allow water ice grades

Author: glassbead0

src/db/ClimbSchema.ts

@@ -66,7 +66,8 @@ const GradeTypeSchema = new Schema<GradeScalesTypes>({
   brazilian_crux: { type: Schema.Types.String, required: false },
   french: { type: Schema.Types.String, required: false },
   font: { type: Schema.Types.String, required: false },
-  UIAA: { type: Schema.Types.String, required: false }
+  UIAA: { type: Schema.Types.String, required: false },
+  wi: { type: Schema.Types.String, required: false }
 }, { _id: false })
 
 const PitchSchema = new mongoose.Schema({

src/db/ClimbTypes.ts

@@ -100,15 +100,6 @@ export enum SafetyType {
   X = 'X',
 }
 
-export interface IGradeType {
-  yds?: string
-  ewbank?: string
-  brazilianCrux?: string
-  french?: string
-  font?: string
-  uiaa?: string
-}
-
 /**
  * What sort of climb is this? Routes can combine these fields, which is why
  * this is not an enumeration.

src/graphql/schema/Climb.gql

@@ -187,6 +187,11 @@ type GradeType {
   https://en.wikipedia.org/wiki/Grade_(climbing)#UIAA
   """
   uiaa: String
+  """
+  Water Ice Grading System
+  https://en.wikipedia.org/wiki/Ice_climbing#WI-grades
+  """
+  wi: String
 }
 
 """