nidus-sync/ts/rmo/store/district.ts

78 lines
1.9 KiB
TypeScript

import { defineStore } from "pinia";
import { ref } from "vue";
import type { District } from "@/type/api";
export const useStoreDistrict = defineStore("district", () => {
// State
const _byURI = ref<Map<string, District>>(new Map());
const error = ref<string | null>(null);
const loading = ref<boolean>(false);
const ongoingFetch = ref<Promise<District[]> | null>(null);
// Actions
async function byURI(uri: string): Promise<District | undefined> {
let district = _byURI.value.get(uri);
console.log("district by uri", uri, district);
if (district) {
return district;
}
loading.value = true;
error.value = null;
try {
const response = await fetch(uri);
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
const body = await response.json();
_byURI.value.set(uri, body);
return body;
} catch (e) {
console.error("Error loading users:", e);
error.value = e instanceof Error ? e.message : "an error ocurred";
throw e;
} finally {
loading.value = false;
}
}
async function fetchDistricts(): Promise<District[]> {
loading.value = true;
error.value = null;
try {
const response = await fetch("/api/district");
if (!response.ok) throw new Error("Failed to fetch districts");
const data: District[] = await response.json();
data.forEach((d: District) => {
_byURI.value.set(d.uri, d);
});
return data;
} catch (e) {
error.value = e instanceof Error ? e.message : "an error ocurred";
console.error("Error fetching districts:", e);
throw new Error(error.value);
} finally {
loading.value = false;
}
}
async function list(): Promise<District[]> {
if (_byURI.value.size > 0) {
return Array.from(_byURI.value.values());
}
if (ongoingFetch.value !== null) {
return ongoingFetch.value;
}
const s = await fetchDistricts();
ongoingFetch.value = null;
return s;
}
return {
// Actions
byURI,
list,
};
});