some data driven characteristics

packages/website/src/blitzkit/computeCharacteristics.ts

@@ -0,0 +1,5 @@
+export function computeCharacteristics() {
+  const characteristics = {};
+
+  return characteristics;
+}

packages/website/src/config/characteristics.ts

@@ -0,0 +1,68 @@
+import {
+  CharacteristicType,
+  type Characteristic,
+} from "../types/characteristics";
+
+export const characteristics = {
+  gun_type: {
+    type: CharacteristicType.Enum,
+    compute({ gun }) {
+      return gun.gun_type!.$case;
+    },
+  },
+
+  clip_size: {
+    type: CharacteristicType.Number,
+
+    should_render({ gun }) {
+      return gun.gun_type!.$case !== "regular";
+    },
+
+    compute({ gun }) {
+      if (gun.gun_type!.$case === "regular") return 1;
+      return gun.gun_type!.value.shell_count;
+    },
+  },
+
+  assault_damage_coefficient: {
+    type: CharacteristicType.Number,
+
+    compute({ gun, shell, assault_distance }) {
+      if (
+        !gun.assault_ranges ||
+        !gun.assault_ranges.types.includes(shell.type)
+      ) {
+        return 1;
+      }
+
+      return (
+        gun.assault_ranges.ranges.find(
+          ({ distance }) => distance >= assault_distance,
+        )?.factor ?? 0
+      );
+    },
+  },
+
+  armor_damage_coefficient: {
+    type: CharacteristicType.Number,
+
+    compute() {
+      let coefficient = 1;
+
+      return coefficient;
+    },
+  },
+
+  damage: {
+    type: CharacteristicType.Number,
+    compute({ characteristic, shell, equalizer }) {
+      let coefficient = 1;
+
+      coefficient *= characteristic("armor_damage_coefficient") as number;
+      coefficient *= characteristic("assault_damage_coefficient") as number;
+      coefficient *= equalizer.damage;
+
+      return coefficient * shell.armor_damage;
+    },
+  },
+} satisfies Record<string, Characteristic>;

packages/website/src/pages/[...chunk_default]/[...locale]/tanks/[slug]/_index.tsx

@@ -1,8 +1,10 @@
 import { useMemo } from "react";
 import { api } from "../../../../../blitzkit/api";
+import { computeCharacteristics } from "../../../../../blitzkit/computeCharacteristics";
 import { withErrorWrapper } from "../../../../../hocs/withErrorWrapper";
 import { withLocale } from "../../../../../hocs/withLocale";
 import { useAwait } from "../../../../../hooks/useAwait";
+import { useEquipment } from "../../../../../hooks/useEquipment";
 import { Tankopedia } from "../../../../../stores/tankopedia";
 import styles from "./_index.module.css";
 
@@ -19,13 +21,8 @@ export const Page = withErrorWrapper(
     const protagonist = Tankopedia.use((state) => state.protagonist);
     const protagonistEquipment = useEquipment(protagonistTank.tank!);
 
-    const { characteristics, parameters } = useMemo(
+    const characteristics = useMemo(
-      () =>
+      () => computeCharacteristics(),
-        computeCharacteristics(
-          protagonistTank,
-          protagonistEquipment,
-          protagonist,
-        ),
       [protagonist],
     );
 

packages/website/src/types/characteristics.ts

@@ -0,0 +1,33 @@
+import type { Equalizer, GunDefinition, ShellDefinition } from "@blitzkit/core";
+import { characteristics } from "../config/characteristics";
+
+export type Characteristic = {
+  should_render?(context: CharacteristicContext): boolean;
+} & (
+  | {
+      type: CharacteristicType.Enum;
+      compute(context: CharacteristicContext): string;
+    }
+  | {
+      type: CharacteristicType.Number;
+      compute(context: CharacteristicContext): number;
+    }
+);
+
+interface CharacteristicContext {
+  gun: GunDefinition;
+  shell: ShellDefinition;
+
+  equalizer: Equalizer;
+
+  assault_distance: number;
+
+  characteristic(
+    name: keyof typeof characteristics,
+  ): ReturnType<Characteristic["compute"]>;
+}
+
+export enum CharacteristicType {
+  Enum,
+  Number,
+}