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import Api from '../../api';
import Cache from './cache';
class UsersCache extends Cache {
retrieve(username) {
if (this.hasData(username)) {
return Promise.resolve(this.get(username));
}
return Api.users('', { username }).then(({ data }) => {
if (!data.length) {
throw new Error(`User "${username}" could not be found!`);
}
if (data.length > 1) {
throw new Error(`Expected username "${username}" to be unique!`);
}
const user = data[0];
this.internalStorage[username] = user;
return user;
});
// missing catch is intentional, error handling depends on use case
}
retrieveById(userId) {
if (this.hasData(userId) && this.get(userId).username) {
return Promise.resolve(this.get(userId));
}
return Api.user(userId).then(({ data }) => {
this.internalStorage[userId] = data;
return data;
});
// missing catch is intentional, error handling depends on use case
}
retrieveStatusById(userId) {
if (this.hasData(userId) && this.get(userId).status) {
return Promise.resolve(this.get(userId).status);
}
return Api.userStatus(userId).then(({ data }) => {
if (!this.hasData(userId)) {
this.internalStorage[userId] = {};
}
this.internalStorage[userId].status = data;
return data;
});
// missing catch is intentional, error handling depends on use case
}
}
export default new UsersCache();
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