Name the trade networks and add a viewer (#123)

* Name the trade networks and add a viewer

Each network gets a name: the map's for the global one, otherwise the guild
with the most trade at its stops. /guild networks and a button on the Supply
Hubs screen list the networks with their stops, hubs and member shares. The
map export gains trade_networks and trade_edges.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

* Ignore case when a guild name already starts with The

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Ryan <7389646+ryanbarlow97@users.noreply.github.com>
Co-authored-by: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

Author: 3 people

src/main/java/net/tfminecraft/simplefactions/enums/SFGUI.java

@@ -81,6 +81,8 @@ public enum SFGUI {
 	HUB_PROPOSAL_LIST,
 	HUB_NEGOTIATION,
 	HUB_OFFER_LIST,
+	TRADE_NETWORK_LIST,
+	TRADE_NETWORK_NODES,
 	PLAYER_LEDGER_VIEW,
 	COMPANY_VIEW,
 	COMPANY_SLOTS_VIEW,

src/main/java/net/tfminecraft/simplefactions/guild/hub/SupplyHubCommands.java

@@ -16,6 +16,7 @@
 import net.tfminecraft.simplefactions.installation.Installation;
 import net.tfminecraft.simplefactions.loaders.InstallationConfigLoader;
 import net.tfminecraft.simplefactions.managers.FactionManager;
+import net.tfminecraft.simplefactions.managers.inventory.NetworkViewer;
 import net.tfminecraft.simplefactions.managers.RelationManager;
 import net.tfminecraft.simplefactions.map.provinces.Province;
 import net.tfminecraft.simplefactions.objects.Faction;
@@ -37,6 +38,19 @@ public static boolean guild(Player player, String[] args) {
         return true;
     }
 
+    /** Opens the trade network list for the player's guild. */
+    public static boolean networks(Player player) {
+        if (player == null) return true;
+        if (!Cache.requireProvinces(player)) return true;
+        Guild guild = FactionManager.getGuildByMember(player.getName());
+        if (guild == null) {
+            player.sendMessage("§cYou are not in a guild");
+            return true;
+        }
+        NetworkViewer.open(player, guild, 0);
+        return true;
+    }
+
     public static void notifyRemoved(Guild guild, List<SupplyHub> removed) {
         if (guild == null || removed == null || removed.isEmpty()) {
             return;

src/main/java/net/tfminecraft/simplefactions/guild/network/CurrentNetworks.java

@@ -0,0 +1,78 @@
+package net.tfminecraft.simplefactions.guild.network;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import net.tfminecraft.simplefactions.Cache;
+import net.tfminecraft.simplefactions.SimpleFactions;
+import net.tfminecraft.simplefactions.guild.Guild;
+import net.tfminecraft.simplefactions.guild.hub.Highway.HubSite;
+import net.tfminecraft.simplefactions.guild.hub.HighwaySnapshot;
+import net.tfminecraft.simplefactions.guild.hub.SupplyHubService;
+import net.tfminecraft.simplefactions.guild.network.NetworkSummary.GuildLabel;
+import net.tfminecraft.simplefactions.guild.network.NetworkSummary.Summary;
+import net.tfminecraft.simplefactions.managers.FactionManager;
+import net.tfminecraft.simplefactions.map.provinces.Province;
+import net.tfminecraft.simplefactions.objects.Faction;
+
+/** Reads the current snapshot into {@link NetworkSummary}. Does not recalculate trade. */
+public final class CurrentNetworks {
+    private CurrentNetworks() { }
+
+    public static List<Summary> now() {
+        return from(HighwaySnapshot.current());
+    }
+
+    public static List<Summary> from(HighwaySnapshot snapshot) {
+        HighwaySnapshot source = snapshot == null ? HighwaySnapshot.current() : snapshot;
+        return NetworkSummary.summarize(
+                source.graph(),
+                hubs(source),
+                guilds(),
+                factions(),
+                Cache.chapterName,
+                CurrentNetworks::trade);
+    }
+
+    private static Map<String, Set<HubSite>> hubs(HighwaySnapshot snapshot) {
+        Map<String, Set<HubSite>> hubbed = new HashMap<>();
+        for (Guild guild : SupplyHubService.allGuilds()) {
+            if (guild == null || guild.getId() == null) continue;
+            Set<HubSite> sites = snapshot.hubbed(guild.getId());
+            if (sites.isEmpty()) continue;
+            hubbed.put(guild.getId(), sites);
+        }
+        return hubbed;
+    }
+
+    private static List<GuildLabel> guilds() {
+        List<GuildLabel> labels = new ArrayList<>();
+        for (Guild guild : SupplyHubService.allGuilds()) {
+            if (guild == null || guild.getId() == null) continue;
+            labels.add(new GuildLabel(guild.getId(), guild.getName()));
+        }
+        return labels;
+    }
+
+    private static Map<String, String> factions() {
+        Map<String, String> names = new HashMap<>();
+        if (FactionManager.factions == null) return names;
+        for (Faction faction : FactionManager.factions) {
+            if (faction == null || faction.getId() == null) continue;
+            names.put(faction.getId(), faction.getName());
+        }
+        return names;
+    }
+
+    private static double trade(String guildId, int provinceId) {
+        SimpleFactions plugin = SimpleFactions.getInstance();
+        if (plugin == null || plugin.getProvinceManager() == null || guildId == null) return 0;
+        Province province = plugin.getProvinceManager().get(provinceId);
+        if (province == null) return 0;
+        Guild guild = FactionManager.getGuildByString(guildId);
+        return guild == null ? 0 : province.getRawGuildTrade(guild);
+    }
+}