competition: prize info api

app/controllers/competitions/prizes_controller.rb

@@ -5,7 +5,10 @@ class Competitions::PrizesController < Competitions::BaseController
     self_prizes = current_competition.competition_prize_users.where(user_id: current_user.id).includes(:competition_team)
 
     @leader = self_prizes.any?(&:leader?) # 是否为队长
-    @bank_account = self_prizes.find(&:leader?).extra if @leader
+    if @leader
+      @bank_account = self_prizes.find(&:leader?).extra
+      @bank_account_editable = self_prizes.select(&:leader?).all?(&:pending?)
+    end
 
     @self_prizes = self_prizes.select(&:certificate_exist?) # 个人证书quit
     @team_prizes = self_prizes.map(&:competition_team).uniq.select(&:certificate_exists?) # 团队证书

app/views/competitions/prizes/show.json.jbuilder

@@ -1,6 +1,9 @@
 json.leader @leader
 
-json.bank_account @bank_account if @leader
+if @leader
+  json.bank_account @bank_account
+  json.bank_account_editable @bank_account_editable
+end
 
 json.personal_certifications do
   json.array! @self_prizes do |prize_user|