updates

packages/eve-data/src/models/fetch.ts

@@ -0,0 +1,50 @@
+import { asyncKV } from "@star-kitten/util";
+
+export enum RefDataType {
+    BLUEPRINT = 'blueprints',
+    CATEGORY = 'cateogories',
+    ATTRIBUTE = 'dogma_attributes',
+    EFFECT = 'dogma_effects',
+    GROUP = 'groups',
+    ICON = 'icons',
+    MARKET_GROUP = 'market_groups',
+    META_GROUP = 'meta_groups',
+    MUTAPLASMID = 'mutaplasmids',
+    REGION = 'regions',
+    SCHEMATIC = 'schematics',
+    SKILL = 'skills',
+    TYPE = 'types',
+    UNIT = 'units',
+}
+
+const REF_DATA_BASE_URL = 'https://ref-data.everef.net';
+export async function fetchReferenceData<T>(id: number, type: RefDataType) {
+    const key = `${type}/${id}`;
+    if (await asyncKV.has(key)) {
+        return JSON.parse(await asyncKV.get(key)) as T;
+    }
+    let url = new URL(REF_DATA_BASE_URL);
+    url.pathname = `${type}/${id}`;
+    const result = await fetch(url);
+    if (result.ok) {
+        const text = await result.text();
+        await asyncKV.set(key, text);
+        return JSON.parse(text) as T;
+    }
+    throw new Error(`${type} id ${id} not found in reference data.`);
+}
+
+export async function fetchIdsOfType(type: RefDataType) {
+    let url = new URL(REF_DATA_BASE_URL);
+    url.pathname = type;
+    const result = await fetch(url);
+    if (result.ok) {
+        return (await result.json()) as number[];
+    }
+}
+
+export async function loadAll(type: RefDataType) {
+  const ids = await fetchIdsOfType(type);
+  const promises = ids.map(id => fetchReferenceData(id, type));
+  await Promise.all(promises);
+}