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[javascript] reworked basic exploration with systems fetch after registering

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This commit is contained in:
Julien Dessaux 2023-09-13 23:38:24 +02:00
parent e52662f829
commit 14f81bcc1b
Signed by: adyxax
GPG key ID: F92E51B86E07177E
2 changed files with 15 additions and 16 deletions
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22
nodejs/automation/exploration.js
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@ -1,21 +1,11 @@
import * as db from '../database/systems.js';
import db from '../database/db.js';
import * as dbSystems from '../database/systems.js';
import * as api from '../lib/api.js';
// Retrieves all systems information, should be called only once after registering
export async function init() {
if (db.isInit()) {
return;
const response = await api.send({endpoint: `/systems`, page: Math.max(1, Math.floor(dbSystems.getSystemsCount()/20)), priority: 100});
if (response.error !== undefined) {
throw response;
}
for (let page=1; true; ++page) {
const response = await api.send({endpoint: `/systems?limit=20&page=${page}`, priority:100});
if (response.error !== undefined) {
throw response;
}
response.data.forEach(system => db.setSystem(system));
if (response.meta.total <= response.meta.limit * page) {
break;
}
}
console.log('Finished retrieving all systems information');
db.init();
db.transaction(() => response.forEach(function(system) { try { dbSystems.addSystem(system); } catch {} }))();
}

9
nodejs/database/systems.js
View file

@ -3,6 +3,7 @@ import db from './db.js';
const addSystemStatement = db.prepare(`INSERT INTO systems(data) VALUES (json(?));`);
const getSystemStatement = db.prepare(`SELECT data FROM systems WHERE data->>'symbol' = ?;`);
const getSystemUpdatedStatement = db.prepare(`SELECT updated FROM systems WHERE data->>'symbol' = ?;`);
const getSystemsCountStatement = db.prepare(`SELECT COUNT(data) as data FROM systems;`);
const setSystemWaypointsStatement = db.prepare(`UPDATE systems SET data = (SELECT json_set(data, '$.waypoints', json(:waypoints)) FROM systems WHERE data->>'symbol' = :symbol), updated = :date WHERE data->>'symbol' = :symbol;`);
export function addSystem(data) {
@ -17,6 +18,14 @@ export function getSystem(symbol) {
return JSON.parse(data.data);
}
export function getSystemsCount() {
const data = getSystemsCountStatement.get();
if (data === undefined) {
return null;
}
return data.data;
}
export function getSystemUpdated(symbol) {
const updated = getSystemUpdatedStatement.get(symbol);
if (updated === undefined) {