add form and form_field class

main.cr

@@ -3,7 +3,8 @@ require "./src/mechanize.cr"
 agent = Mechanize.new
 agent.request_headers = HTTP::Headers{"Foo" => "Bar"}
 params = {"hoge" => "hoge"}
-page = agent.get("http://example.com/", params: params)
+#page = agent.get("http://example.com/", params: params)
+page = agent.post("http//example.com/")
 #puts page.code
 #puts page.body
 #puts page.css("h1").first.inner_text

src/mechanize.cr

@@ -1,5 +1,5 @@
 require "./mechanize/http/agent"
-require "./mechanize/page"
+require "./mechanize/form"
 
 class Mechanize
   VERSION = "0.1.0"
@@ -17,6 +17,15 @@ class Mechanize
     page
   end
 
+  def post(uri : String | URI, headers = HTTP::Headers.new, query : Hash(String, String | Array(String)) = Hash(String,String).new)
+    node = Hash(String, String).new
+    node["method"] = "POST"
+    node["enctype"] = "application/x-www-form-urlencoded"
+
+    form = MechanizeCr::Form.new(node)
+    form.fields << MechanizeCr::FormContent::Field.new({"name" => "foo"}, "bar")
+  end
+
   def request_headers
     @agent.request_headers
   end

src/mechanize/form.cr

@@ -0,0 +1,20 @@
+require "./form/field"
+class MechanizeCr::Form
+  getter fields : Array(MechanizeCr::FormContent::Field)
+
+  def initialize(node : Hash(String, String))
+    @enctype = node["enctype"] || "application/x-www-form-urlencoded"
+    @node             = node
+    @fields = Array(MechanizeCr::FormContent::Field).new
+    #@action           = Mechanize::Util.html_unescape(node['action'])
+    #@method           = (node['method'] || 'GET').upcase
+    #@name             = node['name']
+    #@clicked_buttons  = []
+    #@page             = page
+    #@mech             = mech
+#
+    #@encoding = node['accept-charset'] || (page && page.encoding) || nil
+    #@ignore_encoding_error = false
+    #parse
+  end
+end

src/mechanize/form/field.cr

@@ -0,0 +1,14 @@
+class MechanizeCr::FormContent::Field
+  def initialize(node : Hash(String, String), value : String = node["value"])
+    @node = node
+    #@name = Mechanize::Util.html_unescape(node['name'])
+    #@raw_value = value
+    #@value = if value.is_a? String
+    #           Mechanize::Util.html_unescape(value)
+    #         else
+    #           value
+    #         end
+#
+    #@type = node['type']
+  end
+end