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import AsyncStorage from '@react-native-community/async-storage';
import {BADGE_DATA} from '../constants/badges';
import {
ProfilePreviewType,
CategoryPreviewType,
UniversityType,
} from '../types';
/*
* Gets all possible search suggestions.
*/
export const getSearchSuggestions = (university: UniversityType): string[] => {
const suggestions: string[] = [];
for (const category of BADGE_DATA[university]) {
for (const interest of category.data) {
suggestions.push(interest.badgeName);
}
}
return suggestions;
};
/*
* AsyncStorage key for list of recently-searched users.
*/
const recentlySearchedUsersKey = '@recently_searched_users';
/*
* Stores `user` in AsyncStorage as a recently-searched user.
*/
export const addUserToRecentlySearched = async (user: ProfilePreviewType) => {
let users: ProfilePreviewType[];
// retrieve and update recently-searched categories list
try {
const usersJSON = await AsyncStorage.getItem(recentlySearchedUsersKey);
if (usersJSON) {
users = JSON.parse(usersJSON);
// if category already exists, move it to the end
for (let i = 0; i < users.length; i++) {
// TODO: speed up comparison by adding some id field to category
if (users[i].id === user.id) {
users.splice(i, 1);
break;
}
}
users.push(user);
} else {
users = [user];
}
// store updated list of recently-searched categories
try {
AsyncStorage.setItem(recentlySearchedUsersKey, JSON.stringify(users));
} catch (e) {
console.log(e);
}
} catch (e) {
console.log(e);
}
};
/*
* Retrieves and returns user's recently-searched categories from AsyncStorage.
*/
export const getRecentlySearchedUsers = async (): Promise<
ProfilePreviewType[]
> => {
try {
const usersJSON = await AsyncStorage.getItem(recentlySearchedUsersKey);
if (usersJSON) {
return JSON.parse(usersJSON);
}
} catch (e) {
console.log(e);
}
return [];
};
/*
* AsyncStorage key for list of recently-searched categories.
*/
const recentlySearchedCategoriesKey = '@recently_searched_categories';
/*
* Stores `category` in AsyncStorage as a recently-searched category.
*/
export const addCategoryToRecentlySearched = async (
category: CategoryPreviewType,
) => {
let categories: CategoryPreviewType[];
// retrieve and update recently-searched categories list
try {
const categoriesJSON = await AsyncStorage.getItem(
recentlySearchedCategoriesKey,
);
if (categoriesJSON) {
categories = JSON.parse(categoriesJSON);
// if category already exists, move it to the end
for (let i = 0; i < categories.length; i++) {
// TODO: speed up comparison by adding some id field to category
if (categories[i].name === category.name) {
categories.splice(i, 1);
break;
}
}
categories.push(category);
} else {
categories = [category];
}
// store updated list of recently-searched categories
try {
AsyncStorage.setItem(
recentlySearchedCategoriesKey,
JSON.stringify(categories),
);
} catch (e) {
console.log(e);
}
} catch (e) {
console.log(e);
}
};
/*
* Retrieves and returns user's recently-searched categories from AsyncStorage.
*/
export const getRecentlySearchedCategories = async (): Promise<
CategoryPreviewType[]
> => {
try {
const categoriesJSON = await AsyncStorage.getItem(
'@recently_searched_categories',
);
if (categoriesJSON) {
return JSON.parse(categoriesJSON);
}
} catch (e) {
console.log(e);
}
return [];
};
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