Whoops.

app/models/device.rb

@@ -2,16 +2,16 @@
 # This is useful for caching things like owner info, work logs, etc
 class Device < ActiveRecord::Base
   DEFAULT_MAX_LOGS = 50
-  has_many :users
-  has_many :schedules,     dependent: :destroy
-  has_many :logs,          dependent: :destroy
-  has_many :sequences,     dependent: :destroy
-  has_many :regimens,      dependent: :destroy
-  has_many :plants,        dependent: :destroy
-  has_many :peripherals,   dependent: :destroy
-  has_many :tool_bays,     dependent: :destroy
-  has_many :tools,         dependent: :destroy
-  has_one  :planting_area, dependent: :destroy
+  has_many  :users
+  has_many  :schedules,     dependent: :destroy
+  has_many  :logs,          dependent: :destroy
+  has_many  :sequences,     dependent: :destroy
+  has_many  :regimens,      dependent: :destroy
+  has_many  :plants,        dependent: :destroy
+  has_many  :peripherals,   dependent: :destroy
+  has_many  :tool_bays,     dependent: :destroy
+  has_many  :tools,         dependent: :destroy
+  has_one   :planting_area, dependent: :destroy
   validates :name,         uniqueness: true
 
   def limit_log_length

app/models/log.rb

@@ -5,6 +5,7 @@ class Log < ActiveRecord::Base
   serialize  :channels
   belongs_to :device
 
+  validates :device, presence: true
   # http://stackoverflow.com/a/5127684/1064917
   before_validation :set_defaults
 

app/models/user.rb

@@ -2,7 +2,9 @@
 class User < ActiveRecord::Base
   belongs_to :device, dependent: :destroy
 
-  devise :database_authenticatable, :registerable, :recoverable, :rememberable,
-         :trackable, :validatable
-
+  devise :database_authenticatable, :trackable     
+        #  :registerable,  # Remove?
+        #  :recoverable,   # Remove.
+        #  :rememberable,  # Remove.
+        #  :validatable    # Remove?
 end

app/mutations/logs/create.rb

@@ -17,7 +17,7 @@ module Logs
 
     def validate
       @log = Log.new(inputs)
-      binding.pry
+      @log.validate!
     end
 
     def execute

db/migrate/20161207141826_remove_legacy_devise_columns_from_user_table.rb

@@ -0,0 +1,7 @@
+class RemoveLegacyDeviseColumnsFromUserTable < ActiveRecord::Migration[5.0]
+  def change
+    remove_column :users, :reset_password_token, :string
+    remove_column :users, :reset_password_sent_at, :datetime
+    remove_column :users, :remember_created_at, :datetime
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20161206210809) do
+ActiveRecord::Schema.define(version: 20161207141826) do
 
   create_table "delayed_jobs", force: :cascade do |t|
     t.integer  "priority",   default: 0, null: false
@@ -152,20 +152,16 @@ ActiveRecord::Schema.define(version: 20161206210809) do
   create_table "users", force: :cascade do |t|
     t.integer  "device_id"
     t.string   "name"
-    t.string   "email",                  default: "", null: false
-    t.string   "encrypted_password",     default: "", null: false
-    t.string   "reset_password_token"
-    t.datetime "reset_password_sent_at"
-    t.datetime "remember_created_at"
-    t.integer  "sign_in_count",          default: 0,  null: false
+    t.string   "email",              default: "", null: false
+    t.string   "encrypted_password", default: "", null: false
+    t.integer  "sign_in_count",      default: 0,  null: false
     t.datetime "current_sign_in_at"
     t.datetime "last_sign_in_at"
     t.string   "current_sign_in_ip"
     t.string   "last_sign_in_ip"
-    t.datetime "created_at",                          null: false
-    t.datetime "updated_at",                          null: false
+    t.datetime "created_at",                      null: false
+    t.datetime "updated_at",                      null: false
     t.index ["email"], name: "index_users_on_email", unique: true
-    t.index ["reset_password_token"], name: "index_users_on_reset_password_token", unique: true
   end
 
 end