Add nice charts to the stat cards

Gemfile

@@ -17,6 +17,7 @@ gem 'turbo-rails'
 gem 'tzinfo-data', platforms: %i[mingw mswin x64_mingw jruby]
 gem "importmap-rails"
 gem "mapkick-rb"
+gem "chartkick"
 gem 'geocoder'
 gem 'sidekiq'
 

Gemfile.lock

@@ -83,6 +83,7 @@ GEM
       msgpack (~> 1.2)
     builder (3.2.4)
     byebug (11.1.3)
+    chartkick (5.0.6)
     coderay (1.1.3)
     concurrent-ruby (1.2.3)
     connection_pool (2.4.1)
@@ -323,6 +324,7 @@ PLATFORMS
 
 DEPENDENCIES
   bootsnap
+  chartkick
   debug
   devise
   dotenv-rails

app/controllers/imports_controller.rb

@@ -18,7 +18,7 @@ class ImportsController < ApplicationController
     files.each do |file|
       import = current_user.imports.create(
         name: file.original_filename,
-        source: params[:import][:source],
+        source: params[:import][:source]
       )
 
       import.file.attach(file)
@@ -27,7 +27,7 @@ class ImportsController < ApplicationController
     redirect_to imports_url, notice: "#{files.size} files are queued to be imported in background", status: :see_other
   rescue StandardError => e
     Import.where(user: current_user, name: files.map(&:original_filename)).destroy_all
-Rails.logger.debug e.message
+
     flash.now[:error] = e.message
 
     redirect_to new_import_path, notice: e.message, status: :unprocessable_entity

app/controllers/points_controller.rb

@@ -6,12 +6,11 @@ class PointsController < ApplicationController
 
     @countries_and_cities = CountriesAndCities.new(@points).call
     @coordinates =
-      @points
+      @points.pluck(:latitude, :longitude, :battery, :altitude, :timestamp, :velocity, :id)
-        .pluck(:latitude, :longitude, :battery, :altitude, :timestamp, :velocity, :id)
+             .map { [_1.to_f, _2.to_f, _3.to_s, _4.to_s, _5.to_s, _6.to_s, _7] }
-        .map { [_1.to_f, _2.to_f, _3.to_s, _4.to_s, _5.to_s, _6.to_s, _7] }
     @distance = distance
-    @start_at = Time.at(start_at)
+    @start_at = Time.zone.at(start_at)
-    @end_at = Time.at(end_at)
+    @end_at = Time.zone.at(end_at)
   end
 
   private
@@ -23,7 +22,7 @@ class PointsController < ApplicationController
   end
 
   def end_at
-    return Date.today.end_of_day.to_i if params[:end_at].nil?
+    return Time.zone.today.end_of_day.to_i if params[:end_at].nil?
 
     params[:end_at].to_datetime.to_i
   end

app/helpers/application_helper.rb

@@ -22,4 +22,8 @@ module ApplicationHelper
 
     { start_at: start_at, end_at: end_at }
   end
+
+  def header_colors
+    %w[info success warning error accent secondary primary]
+  end
 end

app/javascript/application.js

@@ -7,3 +7,5 @@ import "@hotwired/turbo-rails"
 import "mapkick/bundle"
 import "leaflet"
 import "leaflet-providers"
+import "chartkick"
+import "Chart.bundle"

app/models/stat.rb

@@ -1,5 +1,33 @@
+# frozen_string_literal: true
+
 class Stat < ApplicationRecord
   validates :year, :month, presence: true
 
   belongs_to :user
+
+  def timespan
+    DateTime.new(year, month).beginning_of_month..DateTime.new(year, month).end_of_month
+  end
+
+  def distance_by_day
+    timespan.to_a.map.with_index(1) do |day, index|
+      beginning_of_day = day.beginning_of_day.to_i
+      end_of_day = day.end_of_day.to_i
+
+      data = { day: index, distance: 0 }
+
+      # We have to filter by user as well
+      points = Point.where(timestamp: beginning_of_day..end_of_day)
+
+      points.each_cons(2) do |point1, point2|
+        distance = Geocoder::Calculations.distance_between(
+          [point1.latitude, point1.longitude], [point2.latitude, point2.longitude]
+        )
+
+        data[:distance] += distance
+      end
+
+      [data[:day], data[:distance].round(2)]
+    end
+  end
 end

app/models/user.rb

@@ -29,4 +29,8 @@ class User < ApplicationRecord
   def total_cities
     Stat.where(user: self).pluck(:toponyms).flatten.size
   end
+
+  def total_reverse_geocoded
+    points.where.not(country: nil, city: nil).count
+  end
 end

app/services/create_stats.rb

@@ -16,16 +16,13 @@ class CreateStats
         end_of_month_timestamp = DateTime.new(year, month).end_of_month.to_i
 
         points = points(beginning_of_month_timestamp, end_of_month_timestamp)
-
         next if points.empty?
 
-        Stat.create(
+        stat = Stat.create(year:, month:, user:, distance: distance(points), toponyms: toponyms(points))
-          year: year,
+
-          month: month,
+        stat.update(daily_distance: stat.distance_by_day) if stat.persisted?
-          distance: distance(points),
+
-          toponyms: toponyms(points),
+        stat
-          user: user
-        )
       end
     end.compact
   end

app/views/shared/_right_sidebar.html.erb

@@ -7,7 +7,7 @@
     </h2>
     <ul>
       <% country[:cities].each do |city| %>
-        <li><%= city[:city] %> (<%= Time.at(city[:timestamp]).strftime("%d.%m.%Y") %>)</li>
+        <li><%= city[:city] %> (<%= Time.zone.at(city[:timestamp]).strftime("%d.%m.%Y") %>)</li>
       <% end %>
     </ul>
   <% end %>

app/views/stats/_stat.html.erb

@@ -1,7 +1,7 @@
 <div id="<%= dom_id stat %>" class="card w-full bg-base-200 shadow-xl">
   <div class="card-body">
     <h2 class="card-title">
-      <%= link_to points_url(month_timespan(stat)), class: 'underline hover:no-underline' do %>
+      <%= link_to points_url(month_timespan(stat)), class: "underline hover:no-underline text-#{header_colors.sample}" do %>
         <%= "#{Date::MONTHNAMES[stat.month]} of #{stat.year}" %>
       <% end %>
     </h2>
@@ -10,6 +10,13 @@
       <div class="card-actions justify-end">
         <%= stat.toponyms.count %> countries, <%= stat.toponyms.sum { _1['cities'].count } %> cities
       </div>
+      <%= column_chart(
+        stat.daily_distance,
+        height: '100px',
+        suffix: ' km',
+        xtitle: 'Days',
+        ytitle: 'Distance'
+      ) %>
     <% end %>
   </div>
 </div>

app/views/stats/index.html.erb

@@ -7,10 +7,24 @@
       <div class="stat-title">Total distance</div>
     </div>
 
+    <div class="stat text-center">
+      <div class="stat-value text-success">
+        <%= number_with_delimiter current_user.points.count %>
+      </div>
+      <div class="stat-title">Geopoints tracked</div>
+    </div>
+
     <% if REVERSE_GEOCODING_ENABLED %>
       <div class="stat text-center">
         <div class="stat-value text-secondary">
-          <%= current_user.total_countries %>
+          <%= current_user.total_reverse_geocoded %>
+        </div>
+        <div class="stat-title">Reverse geocoded points</div>
+      </div>
+
+      <div class="stat text-center">
+        <div class="stat-value text-warning">
+          <%= number_with_delimiter current_user.total_countries %>
         </div>
         <div class="stat-title">Countries visited</div>
       </div>

config/importmap.rb

@@ -12,3 +12,5 @@ pin_all_from "app/javascript/controllers", under: "controllers"
 pin "mapkick/bundle", to: "mapkick.bundle.js"
 pin "leaflet" # @1.9.4
 pin "leaflet-providers" # @2.0.0
+pin "chartkick", to: "chartkick.js"
+pin "Chart.bundle", to: "Chart.bundle.js"

db/migrate/20240324173315_add_daily_distance_to_stat.rb

@@ -0,0 +1,5 @@
+class AddDailyDistanceToStat < ActiveRecord::Migration[7.1]
+  def change
+    add_column :stats, :daily_distance, :jsonb, default: {}
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2024_03_24_161800) do
+ActiveRecord::Schema[7.1].define(version: 2024_03_24_173315) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -101,6 +101,7 @@ ActiveRecord::Schema[7.1].define(version: 2024_03_24_161800) do
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.bigint "user_id", null: false
+    t.jsonb "daily_distance", default: {}
     t.index ["distance"], name: "index_stats_on_distance"
     t.index ["month"], name: "index_stats_on_month"
     t.index ["user_id"], name: "index_stats_on_user_id"