Show the right gun for every weapon in replays

lib/replay/replay_weapons.dart

@@ -1,35 +1,38 @@
 import 'package:icarus/const/weapons.dart';
 
 /// Icarus weapons by the equippable folder Valorant keeps each gun in, e.g.
-/// `/Game/Equippables/Guns/Rifles/AK/...` is the Vandal. Checked against the
-/// equippable paths replays carry; an unknown path shows no weapon.
+/// `/Game/Equippables/Guns/Rifles/AK/...` is the Vandal. The folders are
+/// valorant-api.com's asset paths, checked against the economy weapons and
+/// kill sources of 13.0x replays; an unknown path shows no weapon. Matched
+/// ignoring case: replays carry both `/SniperRifles/DMR/` and `/Dmr/`.
 const List<(String, WeaponType)> _weaponsByPathPart = [
-  ('/Sidearms/BasePistol/', WeaponType.classic),
-  ('/Sidearms/Shotgun/', WeaponType.shorty),
-  ('/Sidearms/AutomaticPistol/', WeaponType.frenzy),
-  ('/Sidearms/Luger/', WeaponType.ghost),
-  ('/Sidearms/Revolver/', WeaponType.sheriff),
-  ('/Sidearms/Slim/', WeaponType.bandit),
-  ('/SubMachineGuns/Vector/', WeaponType.stinger),
-  ('/SubMachineGuns/MP5/', WeaponType.spectre),
-  ('/Shotguns/PumpShotgun/', WeaponType.bucky),
-  ('/Shotguns/AutomaticShotgun/', WeaponType.judge),
-  ('/Rifles/Burst/', WeaponType.bulldog),
-  ('/Rifles/DMR/', WeaponType.guardian),
-  ('/Rifles/Carbine/', WeaponType.phantom),
-  ('/Rifles/AK/', WeaponType.vandal),
-  ('/Rifles/BattleRifle/', WeaponType.warden),
-  ('/Sniper/LeverSniperRifle/', WeaponType.marshal),
-  ('/Sniper/DoubleSniper/', WeaponType.outlaw),
-  ('/Sniper/BoltSniper/', WeaponType.operator),
-  ('/HvyMachineGuns/LMG/', WeaponType.ares),
-  ('/HvyMachineGuns/HMG/', WeaponType.odin),
+  ('/sidearms/basepistol/', WeaponType.classic),
+  ('/sidearms/slim/', WeaponType.shorty),
+  ('/sidearms/autopistol/', WeaponType.frenzy),
+  ('/sidearms/luger/', WeaponType.ghost),
+  ('/sidearms/revolver/', WeaponType.sheriff),
+  ('/sidearms/compact/', WeaponType.bandit),
+  ('/submachineguns/vector/', WeaponType.stinger),
+  ('/submachineguns/mp5/', WeaponType.spectre),
+  ('/shotguns/pumpshotgun/', WeaponType.bucky),
+  ('/shotguns/autoshotgun/', WeaponType.judge),
+  ('/rifles/burst/', WeaponType.bulldog),
+  ('/rifles/carbine/', WeaponType.phantom),
+  ('/rifles/ak/', WeaponType.vandal),
+  ('/rifles/battlerifle/', WeaponType.warden),
+  ('/sniperrifles/dmr/', WeaponType.guardian),
+  ('/sniperrifles/leversniper/', WeaponType.marshal),
+  ('/sniperrifles/doublesniper/', WeaponType.outlaw),
+  ('/sniperrifles/boltsniper/', WeaponType.operator),
+  ('/hvymachineguns/lmg/', WeaponType.ares),
+  ('/hvymachineguns/hmg/', WeaponType.odin),
 ];
 
 WeaponType replayWeaponType(String? equippablePath) {
   if (equippablePath == null) return WeaponType.none;
+  final path = equippablePath.toLowerCase();
   for (final (part, weapon) in _weaponsByPathPart) {
-    if (equippablePath.contains(part)) return weapon;
+    if (path.contains(part)) return weapon;
   }
   return WeaponType.none;
 }

test/replay_weapons_test.dart

@@ -0,0 +1,50 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:icarus/const/weapons.dart';
+import 'package:icarus/replay/replay_weapons.dart';
+
+void main() {
+  test('every gun path seen in replays is its weapon', () {
+    // Economy weapons and kill sources from three 13.0x replays, plus the
+    // Frenzy from valorant-api.com's asset paths (no replay had one).
+    const guns = {
+      'Sidearms/BasePistol/BasePistol.BasePistol_C': WeaponType.classic,
+      'Sidearms/Slim/SawedOffShotgun.SawedOffShotgun_C': WeaponType.shorty,
+      'Sidearms/AutoPistol/AutoPistol.AutoPistol_C': WeaponType.frenzy,
+      'Sidearms/Luger/LugerPistol.LugerPistol_C': WeaponType.ghost,
+      'Sidearms/Revolver/RevolverPistol.RevolverPistol_C': WeaponType.sheriff,
+      'Sidearms/Compact/CompactPistol.CompactPistol_C': WeaponType.bandit,
+      'SubMachineGuns/Vector/Vector.Vector_C': WeaponType.stinger,
+      'SubMachineGuns/MP5/SubMachineGun_MP5.SubMachineGun_MP5_C':
+          WeaponType.spectre,
+      'Shotguns/PumpShotgun/PumpShotgun.PumpShotgun_C': WeaponType.bucky,
+      'Shotguns/AutoShotgun/AutomaticShotgun.AutomaticShotgun_C':
+          WeaponType.judge,
+      'Rifles/Burst/AssaultRifle_Burst.AssaultRifle_Burst_C':
+          WeaponType.bulldog,
+      'SniperRifles/DMR/DMR.DMR_C': WeaponType.guardian,
+      'SniperRifles/Dmr/DMR.DMR_C': WeaponType.guardian,
+      'Rifles/Carbine/AssaultRifle_ACR.AssaultRifle_ACR_C': WeaponType.phantom,
+      'Rifles/AK/AssaultRifle_AK.AssaultRifle_AK_C': WeaponType.vandal,
+      'Rifles/BattleRifle/BattleRifle.BattleRifle_C': WeaponType.warden,
+      'SniperRifles/Leversniper/LeverSniperRifle.LeverSniperRifle_C':
+          WeaponType.marshal,
+      'SniperRifles/Doublesniper/DS_Gun.DS_Gun_C': WeaponType.outlaw,
+      'SniperRifles/Boltsniper/BoltSniper.BoltSniper_C': WeaponType.operator,
+      'HvyMachineGuns/LMG/LightMachineGun.LightMachineGun_C': WeaponType.ares,
+      'HvyMachineGuns/HMG/HeavyMachineGun.HeavyMachineGun_C': WeaponType.odin,
+    };
+    for (final MapEntry(key: path, value: weapon) in guns.entries) {
+      expect(replayWeaponType('/Game/Equippables/Guns/$path'), weapon,
+          reason: path);
+    }
+  });
+
+  test('an ability or unknown path is no weapon', () {
+    expect(
+      replayWeaponType('/Game/Characters/Deadeye/S0/Ability_Q/Gun/'
+          'Gun_Deadeye_Q_Pistol.Gun_Deadeye_Q_Pistol_C'),
+      WeaponType.none,
+    );
+    expect(replayWeaponType(null), WeaponType.none);
+  });
+}