271 lines
7.8 KiB
JavaScript
271 lines
7.8 KiB
JavaScript
const DB_VERSION = 90;
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// @See https://github.com/mdn/learning-area/blob/master/javascript/apis/client-side-storage/indexeddb/video-store/index.jsA
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let db;
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let reload = false;
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let load_complete = false;
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let load_in_progress = false;
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let items;
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let sets;
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let itemMap;
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let idMap;
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let redirectMap;
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let itemLists = new Map();
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/*
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* Load item set from local DB. Calls init() on success.
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*/
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async function load_local(init_func) {
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let get_tx = db.transaction(['item_db', 'set_db'], 'readonly');
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let sets_store = get_tx.objectStore('set_db');
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let get_store = get_tx.objectStore('item_db');
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let request = get_store.getAll();
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request.onerror = function(event) {
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console.log("Could not read local item db...");
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}
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request.onsuccess = function(event) {
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console.log("Successfully read local item db.");
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items = request.result;
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//console.log(items);
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let request2 = sets_store.openCursor();
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sets = {};
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request2.onerror = function(event) {
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console.log("Could not read local set db...");
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}
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request2.onsuccess = function(event) {
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let cursor = event.target.result;
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if (cursor) {
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sets[cursor.primaryKey] = cursor.value;
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cursor.continue();
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}
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else {
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console.log("Successfully read local set db.");
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//console.log(sets);
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init_maps();
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init_func();
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load_complete = true;
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}
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}
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}
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await get_tx.complete;
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db.close();
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}
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/*
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* Clean bad item data.
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* Assigns `displayName` to equal `name` if it is undefined.
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* String values default to empty string.
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* Numeric values default to 0.
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* Major ID defaults to empty list.
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*/
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function clean_item(item) {
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if (item.remapID === undefined) {
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if (item.displayName === undefined) {
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item.displayName = item.name;
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}
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item.skillpoints = [item.str, item.dex, item.int, item.def, item.agi];
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item.reqs = [item.strReq, item.dexReq, item.intReq, item.defReq, item.agiReq];
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item.has_negstat = false;
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for (let i = 0; i < 5; ++i) {
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if (item.reqs[i] === undefined) { item.reqs[i] = 0; }
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if (item.skillpoints[i] === undefined) { item.skillpoints[i] = 0; }
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if (item.skillpoints[i] < 0) { item.has_negstat = true; }
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}
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for (let key of item_fields) {
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if (item[key] === undefined) {
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if (key in str_item_fields) {
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item[key] = "";
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}
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else if (key == "majorIds") {
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item[key] = [];
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}
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else {
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item[key] = 0;
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}
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}
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}
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}
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}
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/*
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* Load item set from remote DB (aka a big json file). Calls init() on success.
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*/
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async function load(init_func) {
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let getUrl = window.location;
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let baseUrl = getUrl.protocol + "//" + getUrl.host + "/";// + getUrl.pathname.split('/')[1];
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// "Random" string to prevent caching!
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let url = baseUrl + "/compress.json?"+new Date();
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let result = await (await fetch(url)).json();
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items = result.items;
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sets = result.sets;
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// let clear_tx = db.transaction(['item_db', 'set_db'], 'readwrite');
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// let clear_items = clear_tx.objectStore('item_db');
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// let clear_sets = clear_tx.objectStore('item_db');
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//
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// await clear_items.clear();
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// await clear_sets.clear();
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// await clear_tx.complete;
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let add_tx = db.transaction(['item_db', 'set_db'], 'readwrite');
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add_tx.onabort = function(e) {
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console.log(e);
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console.log("Not enough space...");
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};
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let items_store = add_tx.objectStore('item_db');
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let add_promises = [];
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for (const item of items) {
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clean_item(item);
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let req = items_store.add(item, item.name);
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req.onerror = function() {
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console.log("ADD ITEM ERROR? " + item.name);
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};
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add_promises.push(req);
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}
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let sets_store = add_tx.objectStore('set_db');
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for (const set in sets) {
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add_promises.push(sets_store.add(sets[set], set));
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}
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add_promises.push(add_tx.complete);
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Promise.all(add_promises).then((values) => {
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init_maps();
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init_func();
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load_complete = true;
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});
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// DB not closed? idfk man
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}
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function load_init(init_func) {
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if (load_complete) {
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console.log("Item db already loaded, skipping load sequence");
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init_func();
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return;
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}
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let request = window.indexedDB.open('item_db', DB_VERSION);
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request.onerror = function() {
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console.log("DB failed to open...");
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};
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request.onsuccess = function() {
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(async function() {
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db = request.result;
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if (!reload) {
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console.log("Using stored data...")
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load_local(init_func);
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}
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else {
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if (load_in_progress) {
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while (!load_complete) {
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await sleep(100);
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}
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console.log("Skipping load...")
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init_func();
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}
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else {
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// Not 100% safe... whatever!
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load_in_progress = true
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console.log("Using new data...")
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load(init_func);
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}
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}
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})()
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}
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request.onupgradeneeded = function(e) {
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reload = true;
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let db = e.target.result;
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try {
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db.deleteObjectStore('item_db');
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}
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catch (error) {
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console.log("Could not delete item DB. This is probably fine");
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}
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try {
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db.deleteObjectStore('set_db');
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}
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catch (error) {
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console.log("Could not delete set DB. This is probably fine");
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}
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db.createObjectStore('item_db');
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db.createObjectStore('set_db');
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console.log("DB setup complete...");
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}
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}
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// List of 'raw' "none" items (No Helmet, etc), in order helmet, chestplate... ring1, ring2, brace, neck, weapon.
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for (const it of itemTypes) {
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itemLists.set(it, []);
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}
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let none_items = [
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["armor", "helmet", "No Helmet"],
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["armor", "chestplate", "No Chestplate"],
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["armor", "leggings", "No Leggings"],
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["armor", "boots", "No Boots"],
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["accessory", "ring", "No Ring 1"],
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["accessory", "ring", "No Ring 2"],
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["accessory", "bracelet", "No Bracelet"],
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["accessory", "necklace", "No Necklace"],
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["weapon", "dagger", "No Weapon"],
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];
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for (let i = 0; i < none_items.length; i++) {
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let item = Object();
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item.slots = 0;
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item.category = none_items[i][0];
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item.type = none_items[i][1];
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item.name = none_items[i][2];
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item.displayName = item.name;
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item.set = null;
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item.quest = null;
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item.skillpoints = [0, 0, 0, 0, 0];
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item.has_negstat = false;
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item.reqs = [0, 0, 0, 0, 0];
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item.fixID = true;
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item.tier = "Normal";
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item.id = 10000 + i;
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item.nDam = "0-0";
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item.eDam = "0-0";
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item.tDam = "0-0";
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item.wDam = "0-0";
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item.fDam = "0-0";
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item.aDam = "0-0";
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clean_item(item);
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none_items[i] = item;
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}
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function init_maps() {
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//warp
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itemMap = new Map();
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/* Mapping from item names to set names. */
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idMap = new Map();
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redirectMap = new Map();
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items = items.concat(none_items);
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//console.log(items);
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for (const item of items) {
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if (item.remapID === undefined) {
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itemLists.get(item.type).push(item.displayName);
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itemMap.set(item.displayName, item);
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if (none_items.includes(item)) {
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idMap.set(item.id, "");
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}
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else {
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idMap.set(item.id, item.displayName);
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}
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}
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else {
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redirectMap.set(item.id, item.remapID);
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}
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}
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console.log(itemMap);
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}
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