Initial commit

app/models/zoom_meeting.rb

@@ -0,0 +1,73 @@
+require 'zoom_gateway'
+
+class ZoomMeeting < ApplicationRecord
+  belongs_to :project, optional: true
+  belongs_to :zoom_user
+
+  has_one_attached :recording
+  validates :recording, content_type: ['video/mp4']
+
+  enum status: [:created, :started, :ended]
+
+  after_create :create_api_meeting, if: -> { api_meeting_id.nil? }
+
+  scope :active, -> { where(status: %i[created started]).order(status: :desc) }
+
+  def meeting
+    @meeting ||= get_api_meeting
+  end
+
+  def start_url
+    meeting['start_url']
+  end
+
+  def join_url
+    meeting['join_url']
+  end
+
+  def meeting_url
+    if started?
+      join_url
+    elsif created? || ended?
+      start_url
+    end
+  end
+
+private
+
+  def get_api_meeting
+    create_api_meeting unless self.api_meeting_id.present?
+    gateway.find_meeting(self.api_meeting_id)
+  rescue ZoomGateway::MeetingExpired => e
+    # The meeting has expired but it is attempted to be accessed.
+    # New meeting is needed, the old one needs to be kept track of.
+    # Creating new meeting and saving it as a new record.
+    duplicate = self.dup
+    duplicate.api_meeting_id = nil
+    duplicate.save
+    self.id = duplicate.id
+    reload
+    retry
+  end
+
+  def create_api_meeting
+    self.api_meeting_id = gateway.create_meeting(zoom_user.api_id, topic: meeting_topic)
+    self.status = :created
+    save
+  rescue ZoomGateway::UserNotFound => e
+    zoom_user.create_api_user
+    retry
+  end
+
+  def gateway
+    @gateway ||= ZoomGateway.new
+  end
+
+  def meeting_topic
+    if project.present?
+      "Conference for DirectME project: #{project.name}"
+    else
+      "Conference for DirectME project"
+    end
+  end
+end