diff --git a/fortune_generator/fortune.js b/fortune_generator/fortune.js
index 9b0adfb..a41ef84 100644
--- a/fortune_generator/fortune.js
+++ b/fortune_generator/fortune.js
@@ -26,6 +26,7 @@ fetch("https://api.ipify.org?format=json").then(response => {
let goodFortunes = [];
let badFortunes = [];
let special_events = [];
+var fortune_generated = false;
// using async and await to prevent fetching the data too late...
async function fetch_data(){
@@ -108,7 +109,7 @@ async function init_page(){
$('#month').html(showMonth);
$('#date').html(showDate);
$('#weekday').html(showDay);
-
+
let eventIndex_1 = -1, eventIndex_2 = -1;
// check if there is special event today
for(let i = 0; i < special_events.length; i++){
@@ -124,7 +125,7 @@ async function init_page(){
// if there is upcoming event then show
if(eventIndex_1 != -1){
let days = daysDiff(eventIndex_1);
- let upcoming_event_1 = `距離${special_events[eventIndex_1].event}還剩${days}天`;
+ let upcoming_event_1 = `距離${special_events[eventIndex_1].event}還剩${days}天`;
$('#upcoming-event-1').html(upcoming_event_1);
}
if(eventIndex_2 != -1){
@@ -138,6 +139,16 @@ async function init_page(){
let special_event_today = `今日是${special_events[special_events_index].event}`;
$('#special-day').html(special_event_today);
}
+
+ let last_date_str = localStorage.getItem('last_date');
+ if (last_date_str !== null && last_date_str !== undefined) {
+ let now_date = new Date();
+ let last_date = new Date(last_date_str);
+ if (now_date.getFullYear() === last_date.getFullYear() && now_date.getMonth() === last_date.getMonth() && now_date.getDate() === last_date.getDate()) {
+ fortune_generated = true;
+ Appear();
+ }
+ }
}
// event bar
@@ -154,23 +165,41 @@ function Appear() {
$('#init-page').hide();
$('#result-page').show();
- // transform ip to four numbers
- let num = ip.split(".").map(num => parseInt(num));
-
+
// some lengths
const goodLen = goodFortunes.length;
const badLen = badFortunes.length;
const statusLen = fortuneStatus.length;
- // TODO: improve the hash process
- let hashDate = Math.round(Math.log10(year * ((month << (Math.log10(num[3]) + day - 1)) * (date << Math.log10(num[2] << day)))));
- let seed1 = (num[0] >> hashDate) * (num[1] >> Math.min(hashDate, 2)) + (num[2] << 1) * (num[3] >> 3) + (date << 3) * (month << hashDate) + (year * day) >> 2;
- let seed2 = (num[0] << (hashDate + 2)) * (num[1] << hashDate) + (num[2] << 1) * (num[3] << 3) + (date << (hashDate - 1)) * (month << 4) + year >> hashDate + (date * day) >> 1;
-
- // decide the status
- let status_index = ((seed1 + seed2) % statusLen + statusLen) % statusLen;
+ let status_index = -1;
+ let seed1 = -1;
+ let seed2 = -1;
+
+ if (fortune_generated == false) {
+ // transform ip to four numbers
+ let num = ip.split(".").map(num => parseInt(num));
+
+ // TODO: improve the hash process
+ let hashDate = Math.round(Math.log10(year * ((month << (Math.log10(num[3]) + day - 1)) * (date << Math.log10(num[2] << day)))));
+ seed1 = (num[0] >> hashDate) * (num[1] >> Math.min(hashDate, 2)) + (num[2] << 1) * (num[3] >> 3) + (date << 3) * (month << hashDate) + (year * day) >> 2;
+ seed2 = (num[0] << (hashDate + 2)) * (num[1] << hashDate) + (num[2] << 1) * (num[3] << 3) + (date << (hashDate - 1)) * (month << 4) + year >> hashDate + (date * day) >> 1;
+
+ // decide the status
+ status_index = ((seed1 + seed2) % statusLen + statusLen) % statusLen;
+
+ // update last record
+ localStorage.setItem('last_date', d.toISOString());
+ localStorage.setItem('last_status_index', status_index.toString());
+ localStorage.setItem('last_seed1', seed1.toString());
+ localStorage.setItem('last_seed2', seed2.toString());
+ } else {
+ status_index = parseInt(localStorage.getItem('last_status_index'));
+ seed1 = parseInt(localStorage.getItem('last_seed1'));
+ seed2 = parseInt(localStorage.getItem('last_seed2'));
+ }
+
let status = `§ ${fortuneStatus[status_index]} §`;
-
+
if(special){
status_index = special_events[special_events_index].status_index;
let special_status = `§ ${fortuneStatus[status_index]} §`;
@@ -187,35 +216,35 @@ function Appear() {
let l2 = (((seed1 << 1) + date) % goodLen + goodLen) % goodLen;
while(set.has(goodFortunes[l2].event)){
l2 = (l2 + 1) % goodLen;
- }
+ }
set.add(goodFortunes[l2].event);
let r1 = (((seed1 >> 1) + (d.getMonth() << 3)) % badLen + badLen) % badLen;
while(set.has(badFortunes[r1].event)){
r1 = (r1 + 2) % badLen;
- }
+ }
set.add(badFortunes[r1].event);
let r2 = ((((((seed1 << 3) + (d.getFullYear() >> 5) * (date << 2)) % badLen) * seed2) >> 6) % badLen + badLen) % badLen;
while(set.has(badFortunes[r2].event)){
r2 = (r2 + 1) % badLen;
- }
-
- // organize the stuffs below this line...
+ }
+
+ // organize the stuffs below this line...
let l_1_event = good_span(goodFortunes[l1].event);
- let l_1_desc = desc_span(goodFortunes[l1].description);
+ let l_1_desc = desc_span(goodFortunes[l1].description);
let l_2_event = good_span(goodFortunes[l2].event);
let l_2_desc = desc_span(goodFortunes[l2].description);
let r_1_event = bad_span(badFortunes[r1].event);
let r_1_desc = desc_span(badFortunes[r1].description);
let r_2_event = bad_span(badFortunes[r2].event);
let r_2_desc = desc_span(badFortunes[r2].description);
-
+
if(special){
// instead clear variable name, use short variable name for here... cuz it's too repetitive
let Data = special_events[special_events_index];
if(status_index == 0){
J_r_1_event.html(allGood);
}
- else{
+ else{
J_r_1_event.html(bad_span(Data.badFortunes.r_1_event));
J_r_1_desc.html(desc_span(Data.badFortunes.r_1_desc));
J_r_2_event.html(bad_span(Data.badFortunes.r_2_event));
@@ -273,4 +302,4 @@ function getLuck() {
Update();
}
-init_page();
\ No newline at end of file
+init_page();