remove currency model and all references

app/dashboards/balance_dashboard.rb

@@ -10,7 +10,6 @@ class BalanceDashboard < Administrate::BaseDashboard
   # on pages throughout the dashboard.
   ATTRIBUTE_TYPES = {
     user: Field::BelongsTo,
-    currency: Field::BelongsTo,
     id: Field::Number,
     amount: Field::String.with_options(searchable: false),
     created_at: Field::DateTime,
@@ -22,16 +21,16 @@ class BalanceDashboard < Administrate::BaseDashboard
   #
   # By default, it's limited to four items to reduce clutter on index pages.
   # Feel free to add, remove, or rearrange items.
-  COLLECTION_ATTRIBUTES = [:user, :currency, :id, :amount].freeze
+  COLLECTION_ATTRIBUTES = [:user, :id, :amount].freeze
 
   # SHOW_PAGE_ATTRIBUTES
   # an array of attributes that will be displayed on the model's show page.
-  SHOW_PAGE_ATTRIBUTES = [:user, :currency, :id, :amount, :created_at, :updated_at].freeze
+  SHOW_PAGE_ATTRIBUTES = [:user, :id, :amount, :created_at, :updated_at].freeze
 
   # FORM_ATTRIBUTES
   # an array of attributes that will be displayed
   # on the model's form (`new` and `edit`) pages.
-  FORM_ATTRIBUTES = [:user, :currency, :amount].freeze
+  FORM_ATTRIBUTES = [:user, :amount].freeze
 
   # COLLECTION_FILTERS
   # a hash that defines filters that can be used while searching via the search

app/dashboards/buy_crypto_order_dashboard.rb

@@ -10,7 +10,6 @@ class BuyCryptoOrderDashboard < Administrate::BaseDashboard
   # on pages throughout the dashboard.
   ATTRIBUTE_TYPES = {
     user: Field::BelongsTo,
-    currency: Field::BelongsTo,
     id: Field::Number,
     status: Field::Enumerize,
     paid_amount_cents: Field::Number,
@@ -24,17 +23,16 @@ class BuyCryptoOrderDashboard < Administrate::BaseDashboard
   #
   # By default, it's limited to four items to reduce clutter on index pages.
   # Feel free to add, remove, or rearrange items.
-  COLLECTION_ATTRIBUTES = [:user, :currency, :id, :status].freeze
+  COLLECTION_ATTRIBUTES = [:user, :id, :status].freeze
 
   # SHOW_PAGE_ATTRIBUTES
   # an array of attributes that will be displayed on the model's show page.
-  SHOW_PAGE_ATTRIBUTES = [:user, :currency, :id, :status, :paid_amount_cents, :received_amount, :created_at,
-                          :updated_at,].freeze
+  SHOW_PAGE_ATTRIBUTES = [:user, :id, :status, :paid_amount_cents, :received_amount, :created_at, :updated_at].freeze
 
   # FORM_ATTRIBUTES
   # an array of attributes that will be displayed
   # on the model's form (`new` and `edit`) pages.
-  FORM_ATTRIBUTES = [:user, :currency, :status, :paid_amount_cents, :received_amount].freeze
+  FORM_ATTRIBUTES = [:user, :status, :paid_amount_cents, :received_amount].freeze
 
   # COLLECTION_FILTERS
   # a hash that defines filters that can be used while searching via the search

app/dashboards/currency_dashboard.rb

@@ -1,52 +0,0 @@
-# frozen_string_literal: true
-require "administrate/base_dashboard"
-
-class CurrencyDashboard < Administrate::BaseDashboard
-  # ATTRIBUTE_TYPES
-  # a hash that describes the type of each of the model's fields.
-  #
-  # Each different type represents an Administrate::Field object,
-  # which determines how the attribute is displayed
-  # on pages throughout the dashboard.
-  ATTRIBUTE_TYPES = {
-    id: Field::Number,
-    name: Field::String,
-    created_at: Field::DateTime,
-    updated_at: Field::DateTime,
-  }.freeze
-
-  # COLLECTION_ATTRIBUTES
-  # an array of attributes that will be displayed on the model's index page.
-  #
-  # By default, it's limited to four items to reduce clutter on index pages.
-  # Feel free to add, remove, or rearrange items.
-  COLLECTION_ATTRIBUTES = [:id, :name, :created_at, :updated_at].freeze
-
-  # SHOW_PAGE_ATTRIBUTES
-  # an array of attributes that will be displayed on the model's show page.
-  SHOW_PAGE_ATTRIBUTES = [:id, :name, :created_at, :updated_at].freeze
-
-  # FORM_ATTRIBUTES
-  # an array of attributes that will be displayed
-  # on the model's form (`new` and `edit`) pages.
-  FORM_ATTRIBUTES = [:name].freeze
-
-  # COLLECTION_FILTERS
-  # a hash that defines filters that can be used while searching via the search
-  # field of the dashboard.
-  #
-  # For example to add an option to search for open resources by typing "open:"
-  # in the search field:
-  #
-  #   COLLECTION_FILTERS = {
-  #     open: ->(resources) { resources.where(open: true) }
-  #   }.freeze
-  COLLECTION_FILTERS = {}.freeze
-
-  # Overwrite this method to customize how currencies are displayed
-  # across all pages of the admin dashboard.
-  #
-  def display_resource(currency)
-    currency.name
-  end
-end

app/dashboards/sell_crypto_order_dashboard.rb

@@ -10,7 +10,6 @@ class SellCryptoOrderDashboard < Administrate::BaseDashboard
   # on pages throughout the dashboard.
   ATTRIBUTE_TYPES = {
     user: Field::BelongsTo,
-    currency: Field::BelongsTo,
     id: Field::Number,
     status: Field::Enumerize,
     paid_amount: Field::String.with_options(searchable: false),
@@ -24,17 +23,17 @@ class SellCryptoOrderDashboard < Administrate::BaseDashboard
   #
   # By default, it's limited to four items to reduce clutter on index pages.
   # Feel free to add, remove, or rearrange items.
-  COLLECTION_ATTRIBUTES = [:user, :currency, :id, :status].freeze
+  COLLECTION_ATTRIBUTES = [:user, :id, :status].freeze
 
   # SHOW_PAGE_ATTRIBUTES
   # an array of attributes that will be displayed on the model's show page.
-  SHOW_PAGE_ATTRIBUTES = [:user, :currency, :id, :status, :paid_amount, :received_amount_cents, :created_at,
+  SHOW_PAGE_ATTRIBUTES = [:user, :id, :status, :paid_amount, :received_amount_cents, :created_at,
                           :updated_at,].freeze
 
   # FORM_ATTRIBUTES
   # an array of attributes that will be displayed
   # on the model's form (`new` and `edit`) pages.
-  FORM_ATTRIBUTES = [:user, :currency, :status, :paid_amount, :received_amount_cents].freeze
+  FORM_ATTRIBUTES = [:user, :status, :paid_amount, :received_amount_cents].freeze
 
   # COLLECTION_FILTERS
   # a hash that defines filters that can be used while searching via the search

app/dashboards/stake_order_dashboard.rb

@@ -10,7 +10,6 @@ class StakeOrderDashboard < Administrate::BaseDashboard
   # on pages throughout the dashboard.
   ATTRIBUTE_TYPES = {
     user: Field::BelongsTo,
-    currency: Field::BelongsTo,
     id: Field::Number,
     pool_name: Field::String,
     status: Field::Enumerize,
@@ -24,16 +23,16 @@ class StakeOrderDashboard < Administrate::BaseDashboard
   #
   # By default, it's limited to four items to reduce clutter on index pages.
   # Feel free to add, remove, or rearrange items.
-  COLLECTION_ATTRIBUTES = [:user, :currency, :id, :pool_name].freeze
+  COLLECTION_ATTRIBUTES = [:user, :id, :pool_name].freeze
 
   # SHOW_PAGE_ATTRIBUTES
   # an array of attributes that will be displayed on the model's show page.
-  SHOW_PAGE_ATTRIBUTES = [:user, :currency, :id, :pool_name, :status, :amount, :created_at, :updated_at].freeze
+  SHOW_PAGE_ATTRIBUTES = [:user, :id, :pool_name, :status, :amount, :created_at, :updated_at].freeze
 
   # FORM_ATTRIBUTES
   # an array of attributes that will be displayed
   # on the model's form (`new` and `edit`) pages.
-  FORM_ATTRIBUTES = [:user, :currency, :pool_name, :status, :amount].freeze
+  FORM_ATTRIBUTES = [:user, :pool_name, :status, :amount].freeze
 
   # COLLECTION_FILTERS
   # a hash that defines filters that can be used while searching via the search