feat: add weather forecasting

Gemfile

@@ -8,7 +8,7 @@ gem "importmap-rails"
 gem "turbo-rails"
 gem "stimulus-rails"
 gem "jbuilder"
-gem "toml-rb"
+gem "tomlrb"
 gem "nanoid"
 gem "spicy-proton"
 

Gemfile.lock

@@ -94,7 +94,6 @@ GEM
       rack-test (>= 0.6.3)
       regexp_parser (>= 1.5, < 3.0)
       xpath (~> 3.2)
-    citrus (3.0.2)
     concurrent-ruby (1.3.5)
     connection_pool (2.5.0)
     crass (1.0.6)
@@ -299,9 +298,7 @@ GEM
     thruster (0.1.12-x86_64-darwin)
     thruster (0.1.12-x86_64-linux)
     timeout (0.4.3)
-    toml-rb (3.0.1)
-      citrus (~> 3.0, > 3.0)
-      racc (~> 1.7)
+    tomlrb (2.0.3)
     turbo-rails (2.0.13)
       actionpack (>= 7.1.0)
       railties (>= 7.1.0)
@@ -358,7 +355,7 @@ DEPENDENCIES
   spicy-proton
   stimulus-rails
   thruster
-  toml-rb
+  tomlrb
   turbo-rails
   tzinfo-data
   web-console

app/assets/stylesheets/application.css

@@ -29,6 +29,11 @@ header .muted {
     font-weight: normal;
 }
 
+main {
+    display: grid;
+    grid-template-columns: 5fr 1fr;
+}
+
 .new-buttons {
     display: flex;
     gap: 5px;
@@ -169,3 +174,26 @@ span#password {
 .copyable:hover {
     cursor: pointer;
 }
+
+.sidebar {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    margin: 10px 0;
+}
+
+.weather-list {
+    display: flex;
+    align-items: center;
+    gap: 3px;
+}
+
+.weather {
+    display: flex;
+    flex-direction: column;
+    justify-content: center;
+    align-items: center;
+    font-size: 12px;
+    color: #555;
+}
+

app/javascript/application.js

@@ -1,8 +1,2 @@
 // Configure your import map in config/importmap.rb. Read more: https://github.com/rails/importmap-rails
 import "htmx.org"
-import htmx from "htmx.org"
-htmx.logger = function(elt, event, data) {
-    if(console) {
-        console.log(event, elt, data);
-    }
-}

app/views/instance/_list.html.erb

@@ -1,4 +1,4 @@
-<main id="nm-list">
+<div id="nm-list">
   <% APP_DATA[instance.zone.to_sym][:nms].each do |nm| %>
     <% is_popped = instance.pops.filter { |pop| (Time.current - 120.minutes) <= pop.created_at }.any? { |pop| pop.name == nm[:name].parameterize } %>
     <section class="<%= class_names(popped: is_popped) %>">
@@ -10,7 +10,7 @@
           <span class="badge">LV<%= nm[:level].to_s.rjust(2, "0") %></span>
           <%= nm[:name] %>
           <% if nm[:weather] %>
-            <img src="/<%= nm[:weather] %>.png" title="during <%= nm[:weather] %> only" width="15" />
+            <img src="/weather/<%= nm[:weather] %>.png" title="during <%= nm[:weather] %> only" width="15" />
           <% end %>
         </h3>
         <div class="spawn-info">
@@ -20,7 +20,7 @@
             <span title="only at night">🌙</span>
           <% end %>
           <% if nm[:spawned_by][:weather] %>
-            <img src="/<%= nm[:spawned_by][:weather] %>.png" title="during <%= nm[:spawned_by][:weather] %> only" width="15" />
+            <img src="/weather/<%= nm[:spawned_by][:weather] %>.png" title="during <%= nm[:spawned_by][:weather] %> only" width="15" />
           <% end %>
           <small class="badge">LV<%= nm[:spawned_by][:level].to_s.rjust(2, "0") %></small>
         </div>
@@ -52,4 +52,4 @@
       </div>
     </section>
   <% end %>
-</main>
+</div>

app/views/instance/show.html.erb

@@ -22,7 +22,26 @@
     </div>
   </header>
 
-  <%= render partial: "list", locals: { instance: @instance } %>
+  <main>
+    <%= render partial: "list", locals: { instance: @instance } %>
+
+    <div class="sidebar">
+      <div class="weather-list">
+        <% forecast = Weather.forecast(@instance.zone.to_sym) %>
+        <div class="weather">
+          <img src="/weather/<%= forecast[0][:curr_weather] %>.png" width="25" title="<%= forecast[0][:weather_name] %>" />
+          <div>now</div>
+        </div>
+        <% 4.times do |i| %>
+          »
+          <div class="weather">
+            <img src="/weather/<%= forecast[i + 1][:curr_weather] %>.png" width="25" title="<%= forecast[i + 1][:weather_name] %>" />
+            <div><%= ((forecast[i + 1][:time] - Time.now.utc) / 1.minutes).floor %>m</div>
+          </div>
+        <% end %>
+      </div>
+    </div>
+  </main>
 
   <%= javascript_include_tag "list" %>
 </div>

config/initializers/data.rb

@@ -1,5 +1,11 @@
-anemos_data = TomlRB.load_file("./data/anemos.toml", symbolize_keys: true)
+anemos_data = Tomlrb.load_file("./data/anemos.toml", symbolize_keys: true)
+pagos_data = Tomlrb.load_file("./data/pagos.toml", symbolize_keys: true)
+pyros_data = Tomlrb.load_file("./data/pyros.toml", symbolize_keys: true)
+hydatos_data = Tomlrb.load_file("./data/hydatos.toml", symbolize_keys: true)
 
 APP_DATA = {
-  anemos: anemos_data
+  anemos: anemos_data,
+  pagos: pagos_data,
+  pyros: pyros_data,
+  hydatos: hydatos_data
 }

data/anemos.toml

@@ -1,3 +1,10 @@
+weather = [
+    ["fair", 30],
+    ["gales", 30],
+    ["showers", 30],
+    ["snow", 10]
+]
+
 [[nms]]
 name = "Sabotender Corrido"
 level = 1

data/hydatos.toml

@@ -0,0 +1,7 @@
+weather = [
+    ["fair", 12],
+    ["showers", 22],
+    ["gloom", 22],
+    ["thunder", 22],
+    ["snow", 22]
+]

data/pagos.toml

@@ -0,0 +1,8 @@
+weather = [
+    ["fair", 10],
+    ["fog", 18],
+    ["heat", 18],
+    ["snow", 18],
+    ["thunder", 18],
+    ["blizzards", 18]
+]

data/pyros.toml

@@ -0,0 +1,8 @@
+weather = [
+    ["fair", 10],
+    ["heat", 18],
+    ["thunder", 18],
+    ["blizzards", 18],
+    ["umbral_wind", 18],
+    ["snow", 18]
+]

lib/clock.rb

@@ -0,0 +1,24 @@
+class Clock
+  EARTH_TO_EORZEA = 3600.0 / 175.0
+  EORZEA_TO_EARTH = 1.0 / EARTH_TO_EORZEA
+
+  def self.get_current_eorzea_time
+    to_eorzea_time(Time.now.utc)
+  end
+
+  def self.to_eorzea_time(earth_time)
+    et_ts = earth_time.to_i
+    new_ts = et_ts.abs * EARTH_TO_EORZEA
+    Time.at(new_ts)
+  end
+
+  def self.to_earth_time(ez_time)
+    ez_ts = ez_time.to_i
+    new_ts = (ez_ts * EORZEA_TO_EARTH).ceil
+    Time.at(new_ts)
+  end
+
+  def self.display_ez_time(ez_time)
+    ez_time.strftime("%H:%M")
+  end
+end

lib/weather.rb

@@ -0,0 +1,64 @@
+class Weather
+  def self.get_weather(zone, hash = hash(get_seed))
+    total = 0
+    APP_DATA[zone][:weather].each do |arr|
+      name, rate = arr
+      if (total += rate) > hash
+        return name
+      end
+    end
+  end
+
+  def self.forecast(zone, seed = get_seed, count = 10)
+    res = []
+    prev_hash = hash(seed - 1)
+    prev_weather = get_weather(zone, prev_hash)
+    count.times do |_|
+      curr_hash = hash(seed)
+      curr_weather = get_weather(zone, curr_hash)
+      res.push({ zone: zone, prev_weather: prev_weather, curr_weather: curr_weather, weather_name: get_weather_name(curr_weather), seed: seed, time: Time.at(seed * 1400000.0 / 1000) })
+      prev_hash = curr_hash
+      prev_weather = curr_weather
+      seed += 1
+    end
+    res
+  end
+
+  def self.round_to_last_weather_time(time)
+    last_hour = time.hour / 8 * 8
+    time.change(hour: last_hour)
+  end
+
+  def self.get_weather_name(name)
+    case name
+    when "fair" then "Fair Skies"
+    when "showers" then "Showers"
+    when "gales" then "Gales"
+    when "blizzards" then "Blizzards"
+    when "heat" then "Heat"
+    when "thunder" then "Thunderstorms"
+    when "gloom" then "Gloom"
+    when "snow" then "Snow"
+    when "fog" then "Fog"
+    when "umbral_wind" then "Umbral Wind"
+    else "Unknown Weather"
+    end
+  end
+
+
+  def self.get_seed
+    (Time.now.utc.to_i * 1000 / 1400000.0).floor
+  end
+
+  def self.hash(seed = get_seed)
+    base = (seed / 3).floor * 100 + ((seed + 1) % 3) * 8
+    # Ruby has no other convenient way to convert a signed integer into an unsigned one
+    step1 = [ ((base << 11) ^ base) ].pack("L").unpack("L").first
+    step2 = [ (([ (step1 >> 8) ].pack("L").unpack("L").first.to_i ^ step1)) ].pack("L").unpack("L").first.to_i
+    step2 % 100
+  end
+
+  def self.unsigned_right(input, by)
+    input << by & 0xFF00 | input >> by & 0xFF
+  end
+end