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Improved ships lib with ships db caching

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This commit is contained in:
Julien Dessaux 2023-06-02 00:00:09 +02:00
parent 68c457964a
commit 7008c91c6f
Signed by: adyxax
GPG key ID: F92E51B86E07177E
10 changed files with 170 additions and 32 deletions
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6
database/002_ships.sql Normal file
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@ -0,0 +1,6 @@
CREATE TABLE ships (
id INTEGER PRIMARY KEY,
data JSON NOT NULL,
updated DATE DEFAULT NULL
);
CREATE UNIQUE INDEX ships_data_symbol on ships (json_extract(data, '$.symbol'));

2
database/config.js
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@ -1,6 +1,6 @@
import db from './db.js';
const getTokenStatement = db.prepare(`SELECT json_extract(value, '$.token') as token from config where key = 'register_data';`);
const getTokenStatement = db.prepare(`SELECT value->>'token' as token from config where key = 'register_data';`);
const registerAgentStatement = db.prepare(`INSERT INTO config(key, value) VALUES ('register_data', json(?));`);
export function getToken() {

1
database/db.js
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@ -4,6 +4,7 @@ import Database from 'better-sqlite3';
const allMigrations = [
'database/000_init.sql',
'database/001_systems.sql',
'database/002_ships.sql',
];
const db = new Database(

82
database/ships.js Normal file
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@ -0,0 +1,82 @@
import db from './db.js';
const getShipStatement = db.prepare(`SELECT data FROM ships WHERE data->>'symbol' = ?;`);
const setShipStatement = db.prepare(`INSERT INTO ships(data, updated) VALUES (json(?), ?);`);
const setShipCargoStatement = db.prepare(`UPDATE ships SET data = (SELECT json_set(data, '$.cargo', json(:cargo)) FROM ships WHERE data->>'symbol' = :symbol), updated = :date WHERE data->>'symbol' = :symbol;`);
const setShipFuelStatement = db.prepare(`UPDATE ships SET data = (SELECT json_set(data, '$.fuel', json(:fuel)) FROM ships WHERE data->>'symbol' = :symbol), updated = :date WHERE data->>'symbol' = :symbol;`);
const setShipNavStatement = db.prepare(`UPDATE ships SET data = (SELECT json_set(data, '$.nav', json(:nav)) FROM ships WHERE data->>'symbol' = :symbol), updated = :date WHERE data->>'symbol' = :symbol;`);
const updateShipStatement = db.prepare(`UPDATE ships SET data = json(:data), updated = :date WHERE data->>'symbol' = :symbol;`);
export function getShip(symbol) {
try {
const data = getShipStatement.get(symbol);
if (data === undefined) {
return null;
}
return JSON.parse(data.data);
} catch (err) {
console.log(err);
return null;
}
}
export function setShip(data) {
if (getShip(data.symbol) === null) {
try {
return setShipStatement.run(JSON.stringify(data), new Date().toISOString()).lastInsertRowid;
} catch (err) {
console.log(err);
return null;
}
} else {
try {
return updateShipStatement.run({
data: JSON.stringify(data),
date: new Date().toISOString(),
symbol: data.symbol,
}).changes;
} catch (err) {
console.log(err);
return null;
}
}
}
export function setShipCargo(symbol, cargo) {
try {
setShipCargoStatement.run({
cargo: JSON.stringify(cargo),
date: new Date().toISOString(),
symbol: symbol,
}).changes;
} catch (err) {
console.log(err);
return null;
}
}
export function setShipFuel(symbol, fuel) {
try {
setShipFuelStatement.run({
date: new Date().toISOString(),
fuel: JSON.stringify(fuel),
symbol: symbol,
}).changes;
} catch (err) {
console.log(err);
return null;
}
}
export function setShipNav(symbol, nav) {
try {
setShipNavStatement.run({
date: new Date().toISOString(),
nav: JSON.stringify(nav),
symbol: symbol,
}).changes;
} catch (err) {
console.log(err);
return null;
}
}

6
database/systems.js
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@ -1,9 +1,9 @@
import db from './db.js';
const getSystemStatement = db.prepare(`SELECT data FROM systems WHERE json_extract(data, '$.symbol') = ?;`);
const getSystemUpdatedStatement = db.prepare(`SELECT updated FROM systems WHERE json_extract(data, '$.symbol') = ?;`);
const getSystemStatement = db.prepare(`SELECT data FROM systems WHERE data->>'symbol' = ?;`);
const getSystemUpdatedStatement = db.prepare(`SELECT updated FROM systems WHERE data->>'symbol' = ?;`);
const setSystemStatement = db.prepare(`INSERT INTO systems(data) VALUES (json(?));`);
const setSystemWaypointsStatement = db.prepare(`UPDATE systems SET data = (SELECT json_set(data, '$.waypoints', json(:waypoints)) FROM systems WHERE json_extract(data, '$.symbol') = :symbol), updated = :date WHERE json_extract(data, '$.symbol') = :symbol;`);
const setSystemWaypointsStatement = db.prepare(`UPDATE systems SET data = (SELECT json_set(data, '$.waypoints', json(:waypoints)) FROM systems WHERE data->>'symbol' = :symbol), updated = :date WHERE data->>'symbol' = :symbol;`);
export function init() {
try {