f.weber/homebrewery
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Initial IDB functionality pass

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This commit is contained in:
G.Ambatte
2024-10-01 23:53:35 +13:00
parent bc475b5ed9
commit 77f162f7a4
5 changed files with 155 additions and 32 deletions
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94
client/homebrew/utils/versionHistory.js
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@@ -1,3 +1,5 @@
import * as IDB from 'idb-keyval/dist/index.js';
export const HISTORY_PREFIX = 'HOMEBREWERY-HISTORY';
export const HISTORY_SLOTS = 5;
@@ -27,12 +29,12 @@ function getVersionBySlot(brew, slot){
// - If it exists, parse data to object
// - If it doesn't exist, pass default object
const key = getKeyBySlot(brew, slot);
const storedVersion = localStorage.getItem(key);
const output = storedVersion ? JSON.parse(storedVersion) : { expireAt: '2000-01-01T00:00:00.000Z', shareId: brew.shareId, noData: true };
const storedVersion = IDB.get(key);
const output = storedVersion ? storedVersion : { expireAt: '2000-01-01T00:00:00.000Z', shareId: brew.shareId, noData: true };
return output;
};
function updateStoredBrew(brew, slot = 0) {
function parseBrewForStorage(brew, slot = 0) {
const archiveBrew = {
title : brew.title,
text : brew.text,
@@ -46,44 +48,77 @@ function updateStoredBrew(brew, slot = 0) {
archiveBrew.expireAt.setMinutes(archiveBrew.expireAt.getMinutes() + HISTORY_SAVE_DELAYS[slot]);
const key = getKeyBySlot(brew, slot);
localStorage.setItem(key, JSON.stringify(archiveBrew));
return [key, archiveBrew];
}
export function historyExists(brew){
return Object.keys(localStorage)
.some((key)=>{
return key.startsWith(`${HISTORY_PREFIX}-${brew.shareId}`);
});
export async function historyExists(brew){
console.log('HISTORY CHECK');
const historyExists = await IDB.keys()
.then((keys)=>{
return [...keys].some((key)=>{
return key.startsWith(`${HISTORY_PREFIX}-${brew.shareId}`);
});
})
.catch(()=>{return false;});
console.log('HISTORY STATE:', historyExists);
}
export function loadHistory(brew){
const history = {};
export async function loadHistory(brew){
const DEFAULT_HISTORY_ITEM = { expireAt: '2000-01-01T00:00:00.000Z', shareId: brew.shareId, noData: true };
const historyKeys = [];
// Load data from local storage to History object
for (let i = 1; i <= HISTORY_SLOTS; i++){
history[i] = getVersionBySlot(brew, i);
historyKeys.push(getKeyBySlot(brew, i));
};
const history = [];
await IDB.getMany(historyKeys)
.then((dataArray)=>{
return dataArray.forEach((data)=>{
history.push(data ?? DEFAULT_HISTORY_ITEM);
});
})
.catch(()=>{
historyKeys.forEach(()=>{
history.push(DEFAULT_HISTORY_ITEM);
});
});
return history;
}
export function updateHistory(brew) {
const history = loadHistory(brew);
export async function updateHistory(brew) {
const history = await loadHistory(brew);
console.log('DATA:', history);
// Walk each version position
for (let slot = HISTORY_SLOTS; slot > 0; slot--){
for (let slot = HISTORY_SLOTS - 1; slot >= 0; slot--){
console.log('SLOT #:', slot, history[slot]);
const storedVersion = history[slot];
// If slot has expired, update all lower slots and break
if(new Date() >= new Date(storedVersion.expireAt)){
for (let updateSlot = slot - 1; updateSlot>0; updateSlot--){
const historyUpdate = [];
for (let updateSlot = slot - 1; updateSlot > 0; updateSlot--){
console.log('CHECK DATA IN SLOT #:', updateSlot);
// Move data from updateSlot to updateSlot + 1
!history[updateSlot]?.noData && updateStoredBrew(history[updateSlot], updateSlot + 1);
if(!history[updateSlot - 1]?.noData) {
console.log('UPDATE SLOT #:', updateSlot - 1, '>', updateSlot);
historyUpdate.push(parseBrewForStorage(history[updateSlot - 1], updateSlot + 1));
}
};
// Update the most recent brew
updateStoredBrew(brew, 1);
historyUpdate.push(parseBrewForStorage(brew, 1));
console.log('HISTORY UPDATE OBJECT:', historyUpdate);
IDB.setMany(historyUpdate);
// Break out of data checks because we found an expired value
break;
@@ -102,15 +137,16 @@ export function getHistoryItems(brew){
};
export function versionHistoryGarbageCollection(){
Object.keys(localStorage)
.filter((key)=>{
return key.startsWith(HISTORY_PREFIX);
})
.forEach((key)=>{
const collectAt = new Date(JSON.parse(localStorage.getItem(key)).savedAt);
collectAt.setMinutes(collectAt.getMinutes() + GARBAGE_COLLECT_DELAY);
if(new Date() > collectAt){
localStorage.removeItem(key);
}
});
console.log('Version History Garbage Collection');
// Object.keys(IDB)
// .filter((key)=>{
// return key.startsWith(HISTORY_PREFIX);
// })
// .forEach((key)=>{
// const collectAt = new Date(JSON.parse(IDB.get(key)).savedAt);
// collectAt.setMinutes(collectAt.getMinutes() + GARBAGE_COLLECT_DELAY);
// if(new Date() > collectAt){
// IDB.removeItem(key);
// }
// });
};