Log weather periodically via OpenWeatherAPI - proof of concept/WIP

.travis.yml

@@ -65,3 +65,4 @@ after_deploy:
 addons:
   code_climate:
     repo_token: 462e015bbdaabfb20910fc07f2fea253410ecb131444e00f97dbf32dc6789ca6
+  postgresql: "9.4"

Gemfile

@@ -85,6 +85,9 @@ gem "hashie", ">= 3.5.3"
 
 gem 'rake', '>= 10.0.0'
 
+# For https://github.com/Growstuff/growstuff/issues/863
+gem 'open-weather'
+
 # # CMS
 # gem 'comfortable_mexican_sofa', '~> 1.12.0'
 

Gemfile.lock

@@ -330,6 +330,8 @@ GEM
     omniauth-twitter (1.4.0)
       omniauth-oauth (~> 1.1)
       rack
+    open-weather (0.11.0)
+      json
     orm_adapter (0.5.0)
     paperclip (5.1.0)
       activemodel (>= 4.2.0)
@@ -570,6 +572,7 @@ DEPENDENCIES
   omniauth-facebook
   omniauth-flickr (>= 0.0.15)
   omniauth-twitter (~> 1.2)
+  open-weather
   pg
   poltergeist
   pry

app/controllers/likes_controller.rb

@@ -43,7 +43,7 @@ def success(like, liked_by_member: nil, status_code: nil)
 
   def failed(like, message)
     respond_to do |format|
-      format.json { render(json: { 'error': message }, status: :forbidden) }
+      format.json { render(json: { error: message }, status: :forbidden) }
       format.html do
         flash[:error] = message
         if like && like.likeable

app/models/planting.rb

@@ -7,6 +7,7 @@ class Planting < ActiveRecord::Base
   belongs_to :owner, class_name: 'Member', counter_cache: true
   belongs_to :crop, counter_cache: true
   has_many :harvests, -> { order(harvested_at: :desc) }, dependent: :destroy
+  has_many :planting_weather_logs
 
   default_scope { order("plantings.created_at desc") }
   scope :finished, -> { where(finished: true) }

app/models/planting_weather_log.rb

@@ -0,0 +1,50 @@
+# Defines a JSON data type as weather_log
+# See http://edgeguides.rubyonrails.org/active_record_postgresql.html#json for how to query it
+# See http://openweathermap.org/current for documentation
+
+# Example call: http://api.openweathermap.org/data/2.5/weather?q=London,uk&appid=df8abc00e3162fbd98bc48063cc6c4b5
+#  {
+#   "coord":{
+#     "lon":-0.13,
+#     "lat":51.51
+#   },
+#   "weather":[
+#     {
+#       "id":800,
+#       "main":"Clear",
+#       "description":"clear sky",
+#       "icon":"01d"
+#     }
+#   ],
+#   "base":"stations",
+#   "main":{
+#     "temp":281.83,
+#     "pressure":1025,
+#     "humidity":61,
+#     "temp_min":280.15,
+#     "temp_max":283.15
+#   },
+#   "visibility":10000,
+#   "wind":{
+#     "speed":5.7,
+#     "deg":300
+#   },
+#   "clouds":{
+#     "all":0
+#   },
+#   "dt":1491808800,
+#   "sys":{
+#     "type":1,
+#     "id":5091,
+#     "message":0.0097,
+#     "country":"GB",
+#     "sunrise":1491801287,
+#     "sunset":1491850179
+#   },
+#   "id":2643743,
+#   "name":"London",
+#   "cod":200
+# }
+class PlantingWeatherLog < ActiveRecord::Base
+  belongs_to :planting
+end

config/application.yml.example

@@ -66,6 +66,10 @@ GROWSTUFF_PAYPAL_SIGNATURE: "dummy"
 GROWSTUFF_FACEBOOK_KEY: ""
 GROWSTUFF_FACEBOOK_SECRET: ""
 
+# Used to log weather, see https://github.com/Growstuff/growstuff/issues/863
+# Generate by signing up to http://openweathermap.org/
+GROWSTUFF_OPENWEATHER_KEY: "dummy"
+
 # Elasticsearch is used for flexible search and it requires another component
 # to be installed. To make it easy for people who don't need to test this feature
 # it's been turned off for test and development environment as a default.

db/migrate/20170410080449_planting_weather_log.rb

@@ -0,0 +1,11 @@
+class PlantingWeatherLog < ActiveRecord::Migration
+  def change
+    create_table :planting_weather_logs do |t|
+      t.integer :planting_id
+      t.timestamps
+      t.json 'weather_data'
+    end
+
+    add_index :planting_weather_logs, :planting_id
+  end
+end