Fix choice issue (#675)

Co-authored-by: xichen <[email protected]>

Author: shawncx

powershell/internal/project.ts

@@ -17,7 +17,7 @@ import { codemodel, PropertyDetails, exportedModels as T, ModelState, JsonType,
 import { DeepPartial } from '@azure-tools/codegen';
 import { PwshModel } from '../utils/PwshModel';
 import { NewModelState } from '../utils/model-state';
-import { BooleanSchema, ConstantSchema, Schema as NewSchema, SchemaType } from '@azure-tools/codemodel';
+import { BooleanSchema, ChoiceSchema, ConstantSchema, Schema as NewSchema, SchemaType } from '@azure-tools/codemodel';
 
 export type Schema = T.SchemaT<LanguageDetails<SchemaDetails>, LanguageDetails<PropertyDetails>>;
 
@@ -72,7 +72,9 @@ export class NewPSSchemaResolver extends NewSchemaDefinitionResolver {
     try {
       if (!this.inResolve) {
         this.inResolve = true;
-        if (schema && (schema.type === SchemaType.Boolean || (schema.type === SchemaType.Constant && (<ConstantSchema>schema).valueType.type === SchemaType.Boolean))) {
+        if (schema && (schema.type === SchemaType.Boolean
+          || (schema.type === SchemaType.Constant && (<ConstantSchema>schema).valueType.type === SchemaType.Boolean)
+          || (schema.type === SchemaType.Choice && (<any>schema).choiceType.type === SchemaType.Boolean))) {
           return new NewPSSwitch(<BooleanSchema>schema, required);
         }
       }

powershell/llcsharp/schema/schema-resolver.ts

@@ -238,11 +238,7 @@ export class NewSchemaDefinitionResolver {
         return this.resolveTypeDeclaration((<ConstantSchema>schema).valueType, required, state);
 
       case SchemaType.Choice: {
-        const choiceSchema = schema as ChoiceSchema;
-        if ((<any>choiceSchema.choiceType).type === SchemaType.DateTime && (<any>choiceSchema.choiceType).format === StringFormat.DateTimeRfc1123) {
-          return new NewDateTime1123(schema as DateTimeSchema, required);
-        }
-        return new NewString(schema, required);
+        return this.resolveTypeDeclaration((<ChoiceSchema>schema).choiceType, required, state);
       }
       case SchemaType.SealedChoice:
         if (schema.language.default.skip === true) {