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import localforage from 'localforage'
import { matchSorter } from 'match-sorter'
import sortBy from 'sort-by'
const initialData = [
{
avatar: 'https://avatars.githubusercontent.com/u/5580297?v=4',
createdAt: 1660978713047,
favorite: false,
first: 'Tanner',
id: 'usupkc1',
last: 'Linsley',
notes: 'Created React Query',
twitter: '@tannerlinsley',
},
{
avatar: 'https://avatars.githubusercontent.com/u/1021430',
createdAt: 1660979124264,
favorite: false,
first: 'Dominik',
id: 'kvvztl7',
last: 'D',
notes: 'Maintains React Query',
twitter: '@tkdodo',
},
]
export type Contact = (typeof initialData)[number]
const seed = async () => {
const contacts = await localforage.getItem<Contact[]>('contacts')
if (!contacts) {
set(initialData)
}
}
seed()
export async function getContacts(query?: string) {
await fakeNetwork()
let contacts = await localforage.getItem<Contact[]>('contacts')
if (!contacts) contacts = []
if (query) {
contacts = matchSorter(contacts, query, { keys: ['first', 'last'] })
}
return contacts.sort(sortBy('last', 'createdAt'))
}
export async function createContact(
data: Pick<Contact, 'first' | 'last' | 'twitter' | 'avatar' | 'notes'>,
) {
await fakeNetwork()
let id = Math.random().toString(36).substring(2, 9)
let contact = { ...data, id, createdAt: Date.now(), favorite: false }
let contacts = await getContacts()
contacts.unshift(contact)
await set(contacts)
return contact
}
export async function getContact(id: string) {
await fakeNetwork()
let contacts = await localforage.getItem<Contact[]>('contacts')
if (!contacts) return null
let contact = contacts.find((contact) => contact.id === id)
return contact ?? null
}
export async function updateContact(id: string, updates: Partial<Contact>) {
await fakeNetwork()
let contacts = await localforage.getItem<Contact[]>('contacts')
if (!contacts) return false
let contact = contacts.find((contact) => contact.id === id)
if (!contact) throw new Error(`No contact found for ${id}`)
Object.assign(contact, updates)
await set(contacts)
return contact
}
export async function deleteContact(id: string) {
let contacts = await localforage.getItem<Contact[]>('contacts')
if (!contacts) return false
let index = contacts.findIndex((contact) => contact.id === id)
if (index > -1) {
contacts.splice(index, 1)
await set(contacts)
return true
}
return false
}
function set(contacts: Contact[]) {
return localforage.setItem('contacts', contacts)
}
async function fakeNetwork() {
return new Promise((res) => {
setTimeout(res, Math.random() * 800)
})
}
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