Add support for the fundamental api

.gitignore

@@ -1,3 +1,4 @@
 spec/config.yml
 *.lock
 *.gem
+.idea

AlphavantageRB.gemspec

@@ -3,10 +3,10 @@
 
 Gem::Specification.new do |s|
   s.name        = "alphavantagerb"
-  s.version	    = "1.4.0"
-  s.authors     = ["Stefano Martin"]
-  s.email       = ["stefano.martin87@gmail.com"]
-  s.homepage    = "https://github.com/StefanoMartin/AlphaVantageRB"
+  s.version	    = "1.5.0"
+  s.authors     = ["Tyler Haugen-Stanley"]
+  s.email       = ["tyler.mail.04@gmail.com"]
+  s.homepage    = "https://github.com/tylerhaugen-stanley/AlphaVantageRB"
   s.license     = "MIT"
   s.summary     = "A gem for Alpha Vantage"
   s.description = "A ruby wrapper for Alpha Vantage's HTTP API"

lib/Fundamental_Data.rb

@@ -0,0 +1,44 @@
+module Alphavantage
+  class Fundamental_Data
+    include HelperFunctions
+
+    def initialize(symbol:,  datatype: "json", key:, verbose: false)
+      @client = return_client(key, verbose)
+      @symbol = symbol
+      @datatype = datatype
+    end
+
+    def overview(file: nil, datatype: @datatype)
+      make_request(file: file, datatype: datatype, endpoint: 'OVERVIEW')
+    end
+
+    def income_statement(file: nil, datatype: @datatype, period: :both)
+      make_request(file: file, datatype: datatype, endpoint: 'INCOME_STATEMENT')
+    end
+
+    def balance_sheet(file: nil, datatype: @datatype, period: :both)
+      payload = make_request(file: file, datatype: datatype, endpoint: 'BALANCE_SHEET')
+
+      return quarterly(payload) if period == :quarterly
+      return annual(payload) if period == :annual
+      payload
+    end
+
+    private
+
+    def make_request(file: nil, datatype: @datatype, endpoint:)
+      check_datatype(datatype, file)
+      url = "function=#{endpoint}&symbol=#{@symbol}"
+      return @client.download(url, file) if datatype == "csv"
+      @client.request(url)
+    end
+
+    def quarterly(payload)
+      payload['quarterlyReports']
+    end
+
+    def annual(payload)
+      payload['annualReports']
+    end
+  end
+end

lib/Stock.rb

@@ -16,6 +16,10 @@ def datatype=(datatype)
       @datatype = datatype
     end
 
+    def fundamental_data datatype: @datatype, file: nil
+      Alphavantage::Fundamental_Data.new symbol: @symbol, key: @client, datatype: datatype
+    end
+
     def quote file: nil, datatype: @datatype
       check_datatype(datatype, file)
       url = "function=GLOBAL_QUOTE&symbol=#{symbol}"

lib/alphavantagerb.rb

@@ -1,15 +1,17 @@
-require "httparty"
-require "humanize"
-require "open-uri"
-require "ostruct"
-require_relative "helper_function"
-require_relative "Timeseries"
-require_relative "Indicator"
-require_relative "Stock"
-require_relative "Errors"
-require_relative "Exchange"
-require_relative "Exchange_Timeseries"
-require_relative "Crypto"
-require_relative "Crypto_Timeseries"
-require_relative "Sector"
-require_relative "Client"
+require "httparty"
+require "humanize"
+require "open-uri"
+require "ostruct"
+require_relative "helper_function"
+require_relative "Timeseries"
+require_relative "Indicator"
+require_relative "Stock"
+require_relative "Errors"
+require_relative "Exchange"
+require_relative "Exchange_Timeseries"
+require_relative "Crypto"
+require_relative "Crypto_Timeseries"
+require_relative "Sector"
+require_relative "Client"
+require_relative "Fundamental_Data"
+