101 lines
2.8 KiB
Ruby
101 lines
2.8 KiB
Ruby
# == Schema Information
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#
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# Table name: channel_whatsapp
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#
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# id :bigint not null, primary key
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# phone_number :string not null
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# provider :string default("default")
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# provider_config :jsonb
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# created_at :datetime not null
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# updated_at :datetime not null
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# account_id :integer not null
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#
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# Indexes
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#
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# index_channel_whatsapp_on_phone_number (phone_number) UNIQUE
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#
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class Channel::Whatsapp < ApplicationRecord
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include Channelable
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self.table_name = 'channel_whatsapp'
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EDITABLE_ATTRS = [:phone_number, { provider_config: {} }].freeze
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validates :phone_number, presence: true, uniqueness: true
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before_save :validate_provider_config
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def name
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'Whatsapp'
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end
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# all this should happen in provider service . but hack mode on
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def api_base_path
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# provide the environment variable when testing against sandbox : 'https://waba-sandbox.360dialog.io/v1'
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ENV.fetch('360DIALOG_BASE_URL', 'https://waba.360dialog.io/v1')
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end
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# Extract later into provider Service
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def send_message(phone_number, message)
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if message.attachments.present?
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send_attachment_message(phone_number, message)
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else
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send_text_message(phone_number, message)
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end
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end
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def media_url(media_id)
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"#{api_base_path}/media/#{media_id}"
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end
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def api_headers
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{ 'D360-API-KEY' => provider_config['api_key'], 'Content-Type' => 'application/json' }
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end
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def has_24_hour_messaging_window?
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true
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end
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private
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def send_text_message(phone_number, message)
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HTTParty.post(
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"#{api_base_path}/messages",
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headers: { 'D360-API-KEY': provider_config['api_key'], 'Content-Type': 'application/json' },
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body: {
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to: phone_number,
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text: { body: message.content },
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type: 'text'
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}.to_json
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)
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end
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def send_attachment_message(phone_number, message)
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attachment = message.attachments.first
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type = %w[image audio video].include?(attachment.file_type) ? attachment.file_type : 'document'
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attachment_url = attachment.file_url
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HTTParty.post(
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"#{api_base_path}/messages",
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headers: { 'D360-API-KEY': provider_config['api_key'], 'Content-Type': 'application/json' },
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body: {
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'to' => phone_number,
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'type' => type,
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type.to_s => {
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'link': attachment_url,
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'caption': message.content
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}
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}.to_json
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)
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end
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# Extract later into provider Service
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def validate_provider_config
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response = HTTParty.post(
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"#{api_base_path}/configs/webhook",
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headers: { 'D360-API-KEY': provider_config['api_key'], 'Content-Type': 'application/json' },
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body: {
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url: "#{ENV['FRONTEND_URL']}/webhooks/whatsapp/#{phone_number}"
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}.to_json
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)
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errors.add(:bot_token, 'error setting up the webook') unless response.success?
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end
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end
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