Init dump

lib/generators/legacy_db_model/USAGE

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+Description:
+    Explain the generator
+
+Example:
+    bin/rails generate legacy_db_model Thing
+
+    This will create:
+        what/will/it/create

lib/generators/legacy_db_model/legacy_db_model_generator.rb

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+class LegacyDbModelGenerator < Rails::Generators::Base
+  source_root File.expand_path('templates', __dir__)
+
+  argument :db_name, type: :string, required: true
+  argument :table_name, type: :string, required: true
+
+  def determine_db_record
+    if db_name == 'VHCS_HIPAA'
+      @db_record = 'VhcsRecord'.constantize
+      @module = 'Vhcs'.constantize
+      @file_folder = 'vhcs'
+    elsif db_name == 'HEBWeb'
+      @db_record = 'WebRecord'.constantize
+      @module = 'HebWeb'.constantize
+      @file_folder = 'heb_web'
+    else
+      raise LegacyDBModelError, "Invalid database, please use VHCS_HIPAA or HEBWeb"
+    end
+  end
+
+  def get_fields_if_table_exists
+    tn = table_name.strip
+    if @db_record.connection.table_exists?(tn) || @db_record.connection.view_exists?(table_name)
+      @fields = @db_record.connection.columns(tn).map { |col| col.name }
+    else
+      raise LegacyDBModelError, "Invalid table/view for #{db_name}, please double check spelling and capitalization"
+    end
+  end
+
+
+  # Add argurment for database, depending on db - change AR::Base below to correct db record
+  # Find out way to error out if table not found
+
+
+  # use this code to get table field names here, convert to underscore,
+  # send as aray or array pairs, and pass to template.
+  # columns = ActiveRecord::Base.connection.columns(table_name)
+  # field_names = columns.map(&:name)
+
+  def create_model_file
+    template "legacy_model.rb.erb.tt", "app/models/#{@file_folder}/#{file_name}.rb"
+  end
+
+  # kick off another schema dump and rebuild alt db schema
+  # Will need to persist what tables to run (maybe in db, maybe in alt db schema)
+
+  private
+
+  def file_name
+    "#{table_name.underscore}"
+  end
+
+  def class_name
+    "#{table_name.camelize}"
+  end
+
+  def uddt_type_mapping
+    {
+      "uddtBaseKey" => "integer, limit: 8",
+      "uddtIdPlan" => "string",
+      "uddtBaseEnum" => "uddt_base_enum",
+      "uddtBaseShortDesc" => "string",
+      "uddtBaseLongDesc" => "string",
+      "uddtBaseContact" => "string",
+      "uddtAddrCity" => "string",
+      "uddtAddrState" => "string",
+      "uddtAddrStreet" => "string",
+      "uddtAddrZip" => "string",
+      "uddtContPhone" => "string",
+      "uddtIdTax" => "string",
+      "uddtNotesNote" => "string",
+      "uddtFooter" => "string",
+      "uddtBaseDate" => "datetime",
+      "uddtBaseUserId" => "string"
+    }
+  end
+
+  class LegacyDBModelError < StandardError; end
+end

lib/generators/legacy_db_model/templates/legacy_model.rb.erb.tt

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+module <%= @module %>
+  class <%= class_name %> < <%= @db_record %>
+
+    self.table_name = '<%= table_name %>'
+
+  <%- @fields.each do |fi| -%>
+    alias_attribute :<%= fi.underscore %>, :<%= fi %>
+  <%- end -%>
+
+
+  end
+end