cahce apraisal

src/market/appraisal.ts

@@ -1,4 +1,6 @@
 import { evepraisalAxiosInstance } from '@/service';
+import { defineStore } from 'pinia';
+import { ref } from 'vue';
 import { MarketType } from "./type";
 
 export type MarketTypePrice = {
@@ -7,9 +9,35 @@ export type MarketTypePrice = {
     sell: number
 }
 
-export const getPrice = async (type: MarketType): Promise<MarketTypePrice> => (await getPrices([type]))[0];
-export const getPrices = async (types: MarketType[]): Promise<MarketTypePrice[]> => (await evepraisalAxiosInstance.post(`/appraisal.json?market=jita&persist=no&raw_textarea=${types.map(t => t.name).join("%0A")}`)).data.appraisal.items.map((item: any) => ({
+type MarketTypePriceCache = {
+    price: MarketTypePrice,
+    date: Date
+}
+
+const cacheDuration = 1000 * 60 * 5; // 5 minutes
+
+export const useApraisalStore = defineStore('appraisal', () => {
+    const cache = ref<Record<number, MarketTypePriceCache>>({});
+
+    const getPricesUncached = async (types: MarketType[]): Promise<MarketTypePrice[]> => (await evepraisalAxiosInstance.post(`/appraisal.json?market=jita&persist=no&raw_textarea=${types.map(t => t.name).join("%0A")}`)).data.appraisal.items.map((item: any) => ({
         type: types.find(t => t.name === item.typeName),
         buy: item.prices.buy.max,
         sell: item.prices.sell.min
     }));
+
+    const getPrice = async (type: MarketType): Promise<MarketTypePrice> => (await getPrices([type]))[0];
+    const getPrices = async (types: MarketType[]): Promise<MarketTypePrice[]> => {
+        const now = new Date().getTime();
+        const cached = types.map(t => cache.value[t.id]).filter(c => c && now - c.date.getTime() < cacheDuration);
+        const uncached = types.filter(t => !cached.find(c => c.price.type.id === t.id));
+
+        if (uncached.length > 0) {
+            const prices = await getPricesUncached(uncached);
+
+            prices.forEach(p => cache.value[p.type.id] = { price: p, date: new Date() });
+            return [...cached.map(c => c.price), ...prices];
+        }
+        return cached.map(c => c.price);
+    };
+    return { getPrice, getPrices };
+});

src/pages/market/Scan.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { MarketType, MarketTypePrice, getHistory, getMarketType, getMarketTypes, getPrice, getPrices, jitaId } from "@/market";
+import { MarketType, MarketTypePrice, getHistory, getMarketType, getMarketTypes, jitaId, useApraisalStore } from "@/market";
 import { ScanResult, ScanResultTable, useMarkeyScanStore } from '@/market/scan';
 import { BuyModal } from '@/market/track';
 import { ref, watch } from 'vue';
@@ -9,13 +9,14 @@ const buyModal = ref<typeof BuyModal>();
 
 const item = ref("");
 
+const apraisalStore = useApraisalStore();
 const markeyScanStore = useMarkeyScanStore();
 const items = ref<ScanResult[]>([]);
 const addOrRelaod = async (type: MarketType) => {
     const typeID = type.id;
     const [history, price] = await Promise.all([
         getHistory(jitaId, typeID),
-        getPrice(type)
+        apraisalStore.getPrice(type)
     ]);
     const item = {
         type,
@@ -50,7 +51,7 @@ watch(() => markeyScanStore.types, async t => {
         return;
     }
 
-    const prices = await getPrices(await getMarketTypes(typesToLoad));
+    const prices = await apraisalStore.getPrices(await getMarketTypes(typesToLoad));
 
     items.value = [...items.value, ...(await Promise.all(typesToLoad.map(async i => {
         const price = prices.find(p => p.type.id === i) as MarketTypePrice;

src/pages/market/Track.vue

@@ -1,11 +1,13 @@
 <script setup lang="ts">
-import { MarketTypePrice, getMarketTypes, getPrices } from "@/market";
+import { MarketTypePrice, getMarketTypes, useApraisalStore } from "@/market";
 import { BuyModal, SellModal, TrackResultTable, TrackedItem, useTrackedItemStore } from '@/market/track';
 import { ref, watch } from 'vue';
 
 const buyModal = ref<typeof BuyModal>();
 const sellModal = ref<typeof SellModal>();
 
+
+const apraisalStore = useApraisalStore();
 const trackedItemStore = useTrackedItemStore();
 const items = ref<TrackedItem[]>([]);
 
@@ -14,7 +16,7 @@ watch(() => trackedItemStore.items.value, async itms => {
         return;
     }
 
-    const prices = await getPrices(await getMarketTypes(itms.map(i => i.typeID)));
+    const prices = await apraisalStore.getPrices(await getMarketTypes(itms.map(i => i.typeID)));
 
     items.value = itms.map(i => {
         const price = prices.find(p => p.type.id === i.typeID) as MarketTypePrice;