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Merge pull request #65 from rishabhjain/TravelAgent

Travel Agent

Andrew Cantino 11 years ago
parent
84821fd395 949fc48c89
commit
8005e7e2e8
4 changed files with 321 additions and 0 deletions
Show Diff Stats
  1. 68 0
      app/models/agents/adioso_agent.rb
  2. 196 0
      spec/data_fixtures/adioso_fare.json
  3. 19 0
      spec/data_fixtures/adioso_parse.json
  4. 38 0
      spec/models/agents/adioso_agent_spec.rb

+ 68 - 0
app/models/agents/adioso_agent.rb
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+module Agents
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+  class AdiosoAgent < Agent
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+
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+  cannot_receive_events!
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+
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+	default_schedule "every_1d"
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+
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+  description <<-MD
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+		Adioso Agent will tell you about the minimum airline prices between a pair of cities, and between a certain period of time.
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+    Currency is USD, Please make sure difference between `start_date` and `end_date` is less than 150 days. You will need to contact [Adioso](http://adioso.com/)
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+		for `username` and `password`.
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+  MD
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+
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+  event_description <<-MD
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+
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+    If flights are present then events look like:
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+			{ "cost" : 75.23,
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+        "date" : "June 25, 2013",
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+			  "route" : "New York to Chicago" }
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+
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+    otherwise
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+     { "nonetodest" : "No flights found to the specified destination" }
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+  MD
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+
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+    def default_options
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+      {
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+        :start_date => Date.today.httpdate[0..15],
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+        :end_date   => Date.today.plus_with_duration(100).httpdate[0..15],
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+        :from       => "New York",
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+        :to         => "Chicago",
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+        :username   => "xx",
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+        :password   => "xx",
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+				:expected_update_period_in_days => "1"
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+      }
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+    end
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+
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+    def working?
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+      (event = event_created_within(options[:expected_update_period_in_days].to_i.days)) && event.payload.present?
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+    end
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+
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+    def validate_options
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+			unless %w[start_date end_date from to username password expected_update_period_in_days].all? { |field| options[field.to_sym].present? }
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+				errors.add(:base, "All fields are required")
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+			end
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+		end
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+
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+    def date_to_unix_epoch(date)
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+      date.to_time.to_i
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+    end
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+
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+    def check
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+      auth_options = {:basic_auth => {:username =>options[:username], :password=>options[:password]}}
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+      parse_response = HTTParty.get "http://api.adioso.com/v2/search/parse?q=#{URI.encode(options[:from])}+to+#{URI.encode(options[:to])}", auth_options
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+      fare_request = parse_response["search_url"].gsub /(end=)(\d*)([^\d]*)(\d*)/, "\\1#{date_to_unix_epoch(options[:end_date])}\\3#{date_to_unix_epoch(options[:start_date])}"
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+      fare = HTTParty.get fare_request, auth_options
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+			unless fare["warnings"]
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+				event = fare["results"].min {|a,b| a["cost"] <=> b["cost"]}
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+				event["date"]  = Time.at(event["date"]).to_date.httpdate[0..15]
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+				event["route"] = "#{options[:from]} to #{options[:to]}"
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+				create_event :payload => event
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+			else
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+				create_event :payload => fare["warnings"]
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+			end
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+
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+    end
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+  end
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+end
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+

+ 196 - 0
spec/data_fixtures/adioso_fare.json
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+{
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+    "currency": "USD",
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+    "results": [
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+        {
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+            "cost": 431.74000000000001,
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+            "date": 1372032000,
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+            "route": [
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+                "PDX",
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+                "DFW",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 431.74000000000001,
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+            "date": 1372118400,
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+            "route": [
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+                "PDX",
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+                "DFW",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 341.72000000000003,
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+            "date": 1372204800,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 625.57000000000005,
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+            "date": 1372291200,
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+            "route": [
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+                "PDX",
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+                "LAX",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 348.14999999999998,
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+            "date": 1372377600,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 306.81,
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+            "date": 1372464000,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 307.73000000000002,
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+            "date": 1372550400,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 257.20999999999998,
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+            "date": 1372636800,
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+            "route": [
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+                "PDX",
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+                "DFW",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 245.27000000000001,
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+            "date": 1372723200,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 293.02999999999997,
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+            "date": 1372809600,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 194.74000000000001,
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+            "date": 1372896000,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 244.34999999999999,
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+            "date": 1372982400,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 305.88999999999999,
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+            "date": 1373068800,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 306.81,
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+            "date": 1373155200,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 248.94,
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+            "date": 1373241600,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 244.34999999999999,
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+            "date": 1373328000,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 245.27000000000001,
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+            "date": 1373414400,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 277.42000000000002,
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+            "date": 1373500800,
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+            "route": [
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+                "PDX",
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+                "DFW",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 297.63,
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+            "date": 1373587200,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 209.44,
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+            "date": 1373673600,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        },
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+        {
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+            "cost": 259.95999999999998,
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+            "date": 1373760000,
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+            "route": [
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+                "PDX",
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+                "LAS",
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+                "ORD"
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+            ]
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+        }
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+    ],
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+    "type": "calendar",
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+    "warnings": null
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+}

+ 19 - 0
spec/data_fixtures/adioso_parse.json
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+{
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+    "cost_max": null,
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+    "currency": "USD",
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+    "date_end": 1403740799,
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+    "date_start": 1372032000,
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+    "dest_codes": [
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+        "CGX",
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+        "MDW",
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+        "ORD",
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+        "GYY"
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+    ],
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+    "duration_max": null,
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+    "origin_codes": [
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+        "PDX",
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+        "SLE"
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+    ],
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+    "search_url": "http://api.adioso.com/v2/search/fares?currency=USD&date_end=1403740799&date_start=1372032000&dest_codes=CGX%2CMDW%2CORD%2CGYY&origin_codes=PDX%2CSLE",
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+    "segments_max": null
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+}

+ 38 - 0
spec/models/agents/adioso_agent_spec.rb
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+require 'spec_helper'
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+
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+describe Agents::AdiosoAgent do
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+	before do
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+		stub_request(:get, /parse/).to_return(:body => File.read(Rails.root.join("spec/data_fixtures/adioso_parse.json")), :status => 200, :headers => {"Content-Type" => "text/json"})
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+		stub_request(:get, /fares/).to_return(:body => File.read(Rails.root.join("spec/data_fixtures/adioso_fare.json")),  :status => 200, :headers => {"Content-Type" => "text/json"})
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+		@valid_params = {
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+											:start_date => "June 25 2013",
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+											:end_date   => "July 15 2013",
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+											:from       => "Portland",
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+											:to         => "Chicago",
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+											:username   => "xx",
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+											:password   => "xx",
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+											:expected_update_period_in_days => "2"
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+										}
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+
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+		@checker = Agents::AdiosoAgent.new(:name => "somename", :options => @valid_params)
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+		@checker.user = users(:jane)
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+		@checker.save!
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+	end
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+
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+	describe "#check" do
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+		it "should check that initial run creates an event" do
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+			expect { @checker.check }.to change { Event.count }.by(1)
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+		end
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+	end
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+
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+	describe "#working?" do
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+		it "checks if its generating events as scheduled" do
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+			@checker.should_not be_working
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+			@checker.check
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+			@checker.should be_working
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+			three_days_from_now = 3.days.from_now
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+			stub(Time).now { three_days_from_now }
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+			@checker.should_not be_working
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+		end
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+	end
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+end