lib/fatsecret_lite.rb in fatsecret_lite-0.1.0 vs lib/fatsecret_lite.rb in fatsecret_lite-0.1.1

@@ -1,8 +1,63 @@
-# frozen_string_literal: true
+# lib/fatsecret_lite.rb
+require "oauth2"
+require "rest-client"
+require "json"
 
-require_relative "fatsecret_lite/version"
-
 module FatsecretLite
-  class Error < StandardError; end
-  # Your code goes here...
+  class Configuration
+    attr_accessor :client_id, :client_secret
+
+    def initialize
+      @client_id = nil
+      @client_secret = nil
+    end
+  end
+
+  @configuration = Configuration.new
+
+  class << self
+    def configure
+      yield(@configuration) if block_given?
+    end
+
+    def configuration
+      @configuration
+    end
+
+    def get_access_token
+      raise "Client ID and Client Secret must be configured" unless configuration.client_id && configuration.client_secret
+
+      client = OAuth2::Client.new(
+        configuration.client_id,
+        configuration.client_secret,
+        site: 'https://oauth.fatsecret.com',
+        token_url: 'https://oauth.fatsecret.com/connect/token'
+      )
+
+      token = client.client_credentials.get_token
+      token.token
+    end
+
+    def get_food_details(food_id)
+      access_token = get_access_token
+
+      response = RestClient.get(
+        'https://platform.fatsecret.com/rest/server.api',
+        params: {
+          method: 'food.get.v2',
+          food_id: food_id,
+          format: 'json'
+        },
+        headers: {
+          Authorization: "Bearer #{access_token}"
+        }
+      )
+
+      JSON.parse(response.body)
+    rescue RestClient::ExceptionWithResponse => e
+      puts "Error: #{e.response}"
+    rescue StandardError => e
+      puts "An error occurred: #{e.message}"
+    end
+  end
 end