Merge pull request #16 from mikeheft/2-create-entities

2 create entities

.rubocop.yml

@@ -5,7 +5,6 @@ require:
 AllCops:
   TargetRubyVersion: 3.3.0
   Exclude:
-    - "spec/**/*.rb"
     - "db/**/*"
     - "config/**/*"
     - "bin/**/*"
@@ -17,20 +16,32 @@ Custom/PrivateMethodStyle:
 ###################
 # End Custom Cops #
 ###################
+Layout/ArgumentAlignment:
+  EnforcedStyle: with_fixed_indentation
 Layout/IndentationWidth:
   Enabled: true
   Width: 2
+Layout/SpaceInsideBlockBraces:
+  EnforcedStyle: space
 Lint/UnusedMethodArgument:
   AutoCorrect: false
+Metrics/AbcSize:
+  Exclude:
+    - "app/models/application_record.rb"
 Metrics/CyclomaticComplexity:
   Exclude:
     - "lib/rubocop/cop/custom/*.rb"
 Metrics/MethodLength:
   Exclude:
     - "lib/rubocop/cop/custom/*.rb"
+    - "app/models/application_record.rb"
 Metrics/PerceivedComplexity:
   Exclude:
     - "lib/rubocop/cop/custom/*.rb"
+Naming/VariableNumber:
+  EnforcedStyle: snake_case
+Rails/InverseOf:
+  Enabled: false
 Style/AccessModifierDeclarations:
   EnforcedStyle: inline
 Style/Documentation:

Gemfile

@@ -11,6 +11,8 @@ gem "rails", "~> 7.1.3", ">= 7.1.3.4"
 gem "pg", "~> 1.1"
 
 # Use the Puma web server [https://github.com/puma/puma]
+gem "faker"
+gem "money-rails"
 gem "puma", ">= 5.0"
 
 # Build JSON APIs with ease [https://github.com/rails/jbuilder]

Gemfile.lock

@@ -108,6 +108,8 @@ GEM
     factory_bot_rails (4.11.1)
       factory_bot (~> 4.11.1)
       railties (>= 3.0.0)
+    faker (3.3.1)
+      i18n (>= 1.8.11, < 2)
     faraday (2.9.0)
       faraday-net_http (>= 2.0, < 3.2)
     faraday-net_http (3.1.0)
@@ -137,6 +139,15 @@ GEM
     method_source (1.1.0)
     mini_mime (1.1.5)
     minitest (5.24.1)
+    monetize (1.13.0)
+      money (~> 6.12)
+    money (6.19.0)
+      i18n (>= 0.6.4, <= 2)
+    money-rails (1.15.0)
+      activesupport (>= 3.0)
+      monetize (~> 1.9)
+      money (~> 6.13)
+      railties (>= 3.0)
     msgpack (1.7.2)
     mutex_m (0.2.0)
     net-http (0.4.1)
@@ -295,8 +306,10 @@ DEPENDENCIES
   database_cleaner
   debug
   factory_bot_rails (~> 4.0)
+  faker
   faraday
   figaro
+  money-rails
   pg (~> 1.1)
   pry-rails
   puma (>= 5.0)

app/models/address.rb

@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class Address < ApplicationRecord
+  has_many :driver_addresses, dependent: :destroy
+  has_many :ride_origins, class_name: "Ride", foreign_key: "from_address_id", dependent: nil, inverse_of: :from_address
+  has_many :ride_destinations, class_name: "Ride", foreign_key: "to_address_id", dependent: nil, inverse_of: :to_address
+
+  validates :line_1, :city, :state, :zip_code, :place_id, :latitude, :longitude, presence: true
+
+  def rides
+    Ride.by_address(id)
+  end
+end

app/models/driver.rb

@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class Driver < ApplicationRecord
+  has_many :driver_addresses, dependent: :destroy
+  has_one :current_driver_address,
+    -> { where(current: true) },
+    class_name: "DriverAddress",
+    dependent: :destroy,
+    inverse_of: :driver
+  has_one :current_address, through: :current_driver_address, source: :driver, dependent: :destroy
+
+  validates :first_name, :last_name, presence: true
+end

app/models/driver_address.rb

@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+class DriverAddress < ApplicationRecord
+  belongs_to :driver
+  belongs_to :address
+
+  validates :current,
+    if: -> { current },
+    uniqueness: {
+      scope: :driver_id,
+      message: "can only have one current Driver"
+    },
+    inclusion: { in: [true, false] }
+end

app/models/ride.rb

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class Ride < ApplicationRecord
+  belongs_to :driver, optional: true
+  belongs_to :from_address, class_name: "Address"
+  belongs_to :to_address, class_name: "Address"
+
+  validates :duration, :distance, :commute_duration, :amount_cents, presence: true
+  monetize :amount_cents,
+    as: :amount,
+    allow_nil: false,
+    numericality: {
+      greater_than_or_equal_to: 0
+    }
+
+  scope :by_address, ->(address_id) {
+                       where(from_address_id: address_id).or(where(to_address_id: address_id))
+                     }
+end

config/initializers/money.rb

@@ -0,0 +1,115 @@
+# encoding : utf-8
+
+MoneyRails.configure do |config|
+
+  # To set the default currency
+  #
+  config.default_currency = :usd
+
+  # Set default bank object
+  #
+  # Example:
+  # config.default_bank = EuCentralBank.new
+
+  # Add exchange rates to current money bank object.
+  # (The conversion rate refers to one direction only)
+  #
+  # Example:
+  # config.add_rate "USD", "CAD", 1.24515
+  # config.add_rate "CAD", "USD", 0.803115
+
+  # To handle the inclusion of validations for monetized fields
+  # The default value is true
+  #
+  config.include_validations = true
+
+  # Default ActiveRecord migration configuration values for columns:
+  #
+  # config.amount_column = { prefix: '',           # column name prefix
+  #                          postfix: '_cents',    # column name  postfix
+  #                          column_name: nil,     # full column name (overrides prefix, postfix and accessor name)
+  #                          type: :integer,       # column type
+  #                          present: true,        # column will be created
+  #                          null: false,          # other options will be treated as column options
+  #                          default: 0
+  #                        }
+  #
+  # config.currency_column = { prefix: '',
+  #                            postfix: '_currency',
+  #                            column_name: nil,
+  #                            type: :string,
+  #                            present: true,
+  #                            null: false,
+  #                            default: 'USD'
+  #                          }
+
+  # Register a custom currency
+  #
+  # Example:
+  # config.register_currency = {
+  #   priority:            1,
+  #   iso_code:            "EU4",
+  #   name:                "Euro with subunit of 4 digits",
+  #   symbol:              "€",
+  #   symbol_first:        true,
+  #   subunit:             "Subcent",
+  #   subunit_to_unit:     10000,
+  #   thousands_separator: ".",
+  #   decimal_mark:        ","
+  # }
+
+  # Specify a rounding mode
+  # Any one of:
+  #
+  # BigDecimal::ROUND_UP,
+  # BigDecimal::ROUND_DOWN,
+  # BigDecimal::ROUND_HALF_UP,
+  # BigDecimal::ROUND_HALF_DOWN,
+  # BigDecimal::ROUND_HALF_EVEN,
+  # BigDecimal::ROUND_CEILING,
+  # BigDecimal::ROUND_FLOOR
+  #
+  # set to BigDecimal::ROUND_HALF_EVEN by default
+  #
+  # config.rounding_mode = BigDecimal::ROUND_HALF_UP
+
+  # Set default money format globally.
+  # Default value is nil meaning "ignore this option".
+  # Example:
+  #
+  # config.default_format = {
+  #   no_cents_if_whole: nil,
+  #   symbol: nil,
+  #   sign_before_symbol: nil
+  # }
+
+  # If you would like to use I18n localization (formatting depends on the
+  # locale):
+  # config.locale_backend = :i18n
+  #
+  # Example (using default localization from rails-i18n):
+  #
+  # I18n.locale = :en
+  # Money.new(10_000_00, 'USD').format # => $10,000.00
+  # I18n.locale = :es
+  # Money.new(10_000_00, 'USD').format # => $10.000,00
+  #
+  # For the legacy behaviour of "per currency" localization (formatting depends
+  # only on currency):
+  # config.locale_backend = :currency
+  #
+  # Example:
+  # Money.new(10_000_00, 'USD').format # => $10,000.00
+  # Money.new(10_000_00, 'EUR').format # => €10.000,00
+  #
+  # In case you don't need localization and would like to use default values
+  # (can be redefined using config.default_format):
+  # config.locale_backend = nil
+
+  # Set default raise_error_on_money_parsing option
+  # It will be raise error if assigned different currency
+  # The default value is false
+  #
+  # Example:
+  # config.raise_error_on_money_parsing = false
+end

db/migrate/20240702182238_create_addresses.rb

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class CreateAddresses < ActiveRecord::Migration[7.1]
+  def change
+    create_table :addresses do |t|
+      t.string :line_1, null: false
+      t.string :line_2, null: true
+      t.string :city, null: false
+      t.string :state, index: true, null: false
+      t.string :zip_code, index: true, null: false
+      t.float :latitude, null: false
+      t.float :longitude, null: false
+      t.string :place_id, null: true, index: true
+
+      t.timestamps
+    end
+    add_index :addresses, %i[city state]
+  end
+end

db/migrate/20240702184830_create_drivers.rb

@@ -0,0 +1,10 @@
+class CreateDrivers < ActiveRecord::Migration[7.1]
+  def change
+    create_table :drivers do |t|
+      t.string :first_name, null: false
+      t.string :last_name, null: false
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20240702193305_create_rides.rb

@@ -0,0 +1,14 @@
+class CreateRides < ActiveRecord::Migration[7.1]
+  def change
+    create_table :rides do |t|
+      t.float :duration, index: true, null: false
+      t.float :distance, index: true, null: false
+      t.float :commute_duration, index: true, null: false
+      t.monetize :amount
+      t.references :driver, null: true, index: true
+      t.references :from_address, foreign_key: {to_table: :addresses}, index: true, null: false
+      t.references :to_address, foreign_key: {to_table: :addresses}, index: true, null: false
+      t.timestamps
+    end
+  end
+end

db/migrate/20240702210002_create_driver_addresses.rb

@@ -0,0 +1,11 @@
+class CreateDriverAddresses < ActiveRecord::Migration[7.1]
+  def change
+    create_table :driver_addresses do |t|
+      t.boolean :current, null: false, default: false
+      t.references :driver, null: false, foreign_key: true
+      t.references :address, null: false, foreign_key: true
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20240702210854_add_uniq_index_to_driver_addresses.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class AddUniqIndexToDriverAddresses < ActiveRecord::Migration[7.1]
+  def change
+    add_index :driver_addresses, %i[current driver_id], unique: true, where: "(current IS TRUE)"
+  end
+end