class Adglare

# File lib/adglare.rb, line 10
def initialize public_key:, private_key:, ajax:false
  self.public_key = public_key
  self.private_key = private_key
  self.ajax = ajax
end

# File lib/adglare.rb, line 64
def campaigns_add name:
  call_adglare_api 'campaigns_add', {name: name}
end

# File lib/adglare.rb, line 101
def campaigns_creatives_add cID:, creativename:, bannerURL:, targetURL: 
  call_adglare_api 'campaigns_creatives_add', {cID: cID, creativename: creativename, bannerURL: bannerURL, targetURL: targetURL}
end

# File lib/adglare.rb, line 117
def campaigns_creatives_delete cID:, crID: 
  call_adglare_api 'campaigns_creatives_delete', {cID: cID, crID: crID}
end

# File lib/adglare.rb, line 92
def campaigns_creatives_list cID:
  call_adglare_api 'campaigns_creatives_list', {cID: cID}
end

# File lib/adglare.rb, line 110
def campaigns_creatives_modify cID:, crID:, creativename: nil, targetURL: nil
  call_adglare_api 'campaigns_creatives_modify', {cID: cID, creativename: creativename, crID: crID, targetURL: targetURL}
end

# File lib/adglare.rb, line 86
def campaigns_delete cID: 
  call_adglare_api 'campaigns_delete', {cID: cID}
end

# File lib/adglare.rb, line 59
def campaigns_list cID: nil, aID: nil 
  call_adglare_api 'campaigns_list', {cID: cID, aID: aID}
end

# File lib/adglare.rb, line 80
def campaigns_modify cID:, params: [] 
  call_adglare_api 'campaigns_modify', params + {cID: cID}
end

# File lib/adglare.rb, line 125
def reports_campaigns date_from:, date_until:, cID: nil
  call_adglare_api 'reports_campaigns', {date_from: date_from, date_until: date_until, cID: cID}
end

# File lib/adglare.rb, line 133
def reports_zones date_from:, date_until:, zID: nil
  call_adglare_api 'reports_zones', {date_from: date_from, date_until: date_until, zID: zID}
end

# File lib/adglare.rb, line 22
def zonegroups_add name:  
  call_adglare_api 'zonegroups_add', { name: name }
end

# File lib/adglare.rb, line 27
def zonegroups_delete zgID:  
  call_adglare_api 'zonegroups_delete', { zgID: zgID }
end

# File lib/adglare.rb, line 17
def zonegroups_list zgID: nil  
  call_adglare_api 'zonegroups_list', { zgID: zgID } 
end

# File lib/adglare.rb, line 40
def zones_add name:, zgID:, adtype: 
  call_adglare_api 'zones_add', {zgID: zgID, adtype: adtype, name: name}
end

# File lib/adglare.rb, line 53
def zones_delete zID: 
  call_adglare_api 'zones_delete', {zID: zID}
end

# File lib/adglare.rb, line 33
def zones_list zID: nil, zgID: nil  
  call_adglare_api 'zones_list', {zId: zID, zgID: zgID}
end

# File lib/adglare.rb, line 48
def zones_modify zID:, name: nil, adformat: nil, zgID: nil 
  call_adglare_api 'zones_modify', {zID: zID, zgID: zgID, adformat: adformat, name: name}
end

# File lib/adglare.rb, line 139
def call_adglare_api method_name, post_vars
  # remove empty values from post_vars
  post_vars.select! do |k, v|
    v != nil
  end

  # add your authentication pairs
  post_vars[:public_key] = self.public_key
  post_vars[:nonce] = sprintf('%.0f', (Time.now.to_f * 100).round)
  post_vars[:hash_method] = 'sha1'

  # generate authentication hash variable
  query_string = URI.encode(post_vars.map{|k,v| "#{k}=#{v}"}.join("&"))
  to_be_hashed = self.private_key + '_' + query_string
  hash = Digest::SHA1.hexdigest to_be_hashed
  post_vars[:hash] = hash

  endpoint = 'https://healthpoint.adglare.net/api/v1/'
  url = endpoint + method_name

  if self.ajax 
    query_string = URI.encode(post_vars.map{|k,v| "#{k}=#{v}"}.join("&"))
    return "
        $.ajax({type: 'POST', dataType: 'jsonp', url: '#{endpoint}?', data: '#{query_string}', xhrFields: {withCredentials: false}, success: function(data) {
            [[callback]]
        }
    });"
  else 
    # send via cURL
    http = Curl.post(url, post_vars) do |http|
      http.headers = false
    end

    content = http.body_str

    # parse response into JSON object
    json = JSON.parse content
    
    if json["response"]["success"] == '1' || json["response"]["errormsg"] == "No results with these filters."
      if json["response"]["data"]
        return json["response"]["data"]
      elsif json["response"]["errormsg"] == "No results with these filters."
        return []
      else 
        return json["response"]
      end
    else 
      raise AuthenticationError, json["response"]["errormsg"]
    end
  end
end