Initial commit

app/models/blockchain.rb

@@ -0,0 +1,71 @@
+# encoding: UTF-8
+# frozen_string_literal: true
+
+class Blockchain < ApplicationRecord
+  has_many :currencies, foreign_key: :blockchain_key, primary_key: :key
+  has_many :wallets, foreign_key: :blockchain_key, primary_key: :key
+  has_many :whitelisted_smart_contracts, foreign_key: :blockchain_key, primary_key: :key
+
+  validates :key, :name, :client, presence: true
+  validates :key, uniqueness: true
+  validates :status, inclusion: { in: %w[active disabled] }
+  validates :height,
+            :min_confirmations,
+            numericality: { greater_than_or_equal_to: 1, only_integer: true }
+  validates :server, url: { allow_blank: true }
+  validates :client, inclusion: { in: -> (_) { clients.map(&:to_s) } }
+
+  before_create { self.key = self.key.strip.downcase }
+
+  scope :active,   -> { where(status: :active) }
+
+  class << self
+    def clients
+      Peatio::Blockchain.registry.adapters.keys
+    end
+  end
+
+  def explorer=(hash)
+    write_attribute(:explorer_address, hash.fetch('address'))
+    write_attribute(:explorer_transaction, hash.fetch('transaction'))
+  end
+
+  def status
+    super&.inquiry
+  end
+
+  def blockchain_api
+    BlockchainService.new(self)
+  rescue StandardError
+    return
+  end
+
+  # The latest block which blockchain worker has processed
+  def processed_height
+    height + min_confirmations
+  end
+end
+
+# == Schema Information
+# Schema version: 20201125134745
+#
+# Table name: blockchains
+#
+#  id                   :integer          not null, primary key
+#  key                  :string(255)      not null
+#  name                 :string(255)
+#  client               :string(255)      not null
+#  server               :string(255)
+#  height               :bigint           not null
+#  explorer_address     :string(255)
+#  explorer_transaction :string(255)
+#  min_confirmations    :integer          default(6), not null
+#  status               :string(255)      not null
+#  created_at           :datetime         not null
+#  updated_at           :datetime         not null
+#
+# Indexes
+#
+#  index_blockchains_on_key     (key) UNIQUE
+#  index_blockchains_on_status  (status)
+#