Delta chat WIP

packages/zammad-addon-link/src/lib/cdr_deltachat_api.rb

@@ -0,0 +1,77 @@
+# frozen_string_literal: true
+
+require 'json'
+require 'net/http'
+require 'net/https'
+require 'uri'
+
+class CdrDeltachatApi
+  def initialize(api_url, token)
+    @token = token
+    @last_update = 0
+    @api_url = ENV.fetch('BRIDGE_DELTACHAT_URL', api_url || 'http://bridge-deltachat:5001')
+  end
+
+  def get(api)
+    url = "#{@api_url}/api/bots/#{@token}/#{api}"
+    response = Faraday.get(url, nil, { 'Accept' => 'application/json' })
+    return {} unless response.success?
+
+    JSON.parse(response.body)
+  rescue JSON::ParserError, Faraday::Error => e
+    Rails.logger.error "CdrDeltachatApi: GET #{api} failed: #{e.message}"
+    {}
+  end
+
+  def post(api, params = {})
+    url = "#{@api_url}/api/bots/#{@token}/#{api}"
+    response = Faraday.post(url, params.to_json, {
+                              'Content-Type' => 'application/json',
+                              'Accept' => 'application/json'
+                            })
+
+    unless response.success?
+      Rails.logger.error "CdrDeltachatApi: POST #{api} failed: #{response.status} #{response.body}"
+      raise "Failed to call DeltaChat API: #{response.status}"
+    end
+
+    JSON.parse(response.body)
+  rescue JSON::ParserError => e
+    Rails.logger.error "CdrDeltachatApi: Failed to parse response: #{e.message}"
+    {}
+  rescue Faraday::Error => e
+    Rails.logger.error "CdrDeltachatApi: POST #{api} failed: #{e.message}"
+    raise "Failed to call DeltaChat API: #{e.message}"
+  end
+
+  def fetch_self
+    get('')
+  end
+
+  def send_message(recipient, text, options = {})
+    params = {
+      email: recipient.to_s,
+      message: text
+    }
+
+    if options[:attachments].present?
+      params[:attachments] = options[:attachments].map do |att|
+        {
+          data: att[:data],
+          filename: att[:filename],
+          mime_type: att[:mime_type]
+        }
+      end
+    end
+
+    result = post('send', params)
+
+    {
+      'result' => {
+        'to' => result.dig('result', 'recipient') || recipient,
+        'from' => result.dig('result', 'source') || @token,
+        'timestamp' => result.dig('result', 'timestamp') || Time.current.iso8601
+      }
+    }
+  end
+end