Files
eve-industrializer-wails/frontend/src/hooks/useDataService.ts
2025-07-07 16:03:37 +02:00

103 lines
2.9 KiB
TypeScript

import { useState, useEffect, useCallback } from 'react';
import { dataService } from '@/services/dataService';
import { IndJob } from '@/lib/types';
export function useJobs() {
const [jobs, setJobs] = useState<IndJob[]>([]);
const [loading, setLoading] = useState(true);
const [error, setError] = useState<string | null>(null);
useEffect(() => {
let mounted = true;
const loadJobs = async () => {
try {
setLoading(true);
const loadedJobs = await dataService.loadJobs();
if (mounted) {
setJobs(loadedJobs);
setError(null);
}
} catch (err) {
if (mounted) {
setError(err instanceof Error ? err.message : 'Failed to load jobs');
}
} finally {
if (mounted) {
setLoading(false);
}
}
};
loadJobs();
// Set up subscription for updates
const unsubscribe = dataService.subscribe(() => {
if (mounted) {
const currentJobs = dataService.getJobs();
setJobs(prevJobs => {
// Only update if the jobs have actually changed
const prevJson = JSON.stringify(prevJobs);
const currentJson = JSON.stringify(currentJobs);
return prevJson !== currentJson ? currentJobs : prevJobs;
});
}
});
return () => {
mounted = false;
unsubscribe();
};
}, []); // Empty dependency array ensures this only runs once on mount
// Memoize the methods to prevent unnecessary re-renders
const createJob = useCallback(dataService.createJob.bind(dataService), []);
const updateJob = useCallback(dataService.updateJob.bind(dataService), []);
const deleteJob = useCallback(dataService.deleteJob.bind(dataService), []);
const createTransaction = useCallback(dataService.createTransaction.bind(dataService), []);
const createMultipleTransactions = useCallback(dataService.createMultipleTransactions.bind(dataService), []);
const updateTransaction = useCallback(dataService.updateTransaction.bind(dataService), []);
const deleteTransaction = useCallback(dataService.deleteTransaction.bind(dataService), []);
const createBillItem = useCallback(dataService.createBillItem.bind(dataService), []);
const createMultipleBillItems = useCallback(dataService.createMultipleBillItems.bind(dataService), []);
return {
jobs,
loading,
error,
createJob,
updateJob,
deleteJob,
createTransaction,
createMultipleTransactions,
updateTransaction,
deleteTransaction,
createBillItem,
createMultipleBillItems
};
}
export function useJob(jobId: string | null) {
const [job, setJob] = useState<IndJob | null>(null);
useEffect(() => {
if (!jobId) {
setJob(null);
return;
}
const updateJob = () => {
setJob(dataService.getJob(jobId));
};
updateJob();
const unsubscribe = dataService.subscribe(updateJob);
return () => {
unsubscribe();
};
}, [jobId]);
return job;
}