@quantajs/core/dist/index.js

A compact, scalable, and developer-friendly state management library designed for any JavaScript environment. It includes a reactivity system that enables efficient and flexible data handling, making complex state management easy.

/*! MIT License

Copyright (c) 2025 QuantaJS

Permission is hereby granted, free of charge, to any person obtaining a copy
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 */
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o.remove(),b&&(b(),b=null)}catch(u){const d=u instanceof Error?u:new Error(String(u));throw P?.(d,"remove"),d}},getAdapter(){return o},isRehydrated(){return D},destroy(){p&&(p(),p=null),b&&(b(),b=null),x.cancel()}}}class q{migrations=new Map;constructor(e=[]){e.forEach(r=>{this.addMigration(r.version,r.migrate)})}addMigration(e,r){this.migrations.set(e,r),s.log(`Migration: Added migration for version ${e}`)}removeMigration(e){const r=this.migrations.has(e);this.migrations.delete(e),r?s.log(`Migration: Removed migration for version ${e}`):s.warn(`Migration: No migration found for version ${e} to remove`)}getVersions(){return Array.from(this.migrations.keys()).sort((e,r)=>e-r)}hasMigration(e){return this.migrations.has(e)}getHighestVersion(){const e=this.getVersions();return e.length>0?Math.max(...e):0}migrate(e,r,t){if(r===t)return e;if(r>t)throw new Error(`Cannot migrate from version ${r} to ${t} (downgrade not supported)`);s.log(`Migration: Starting migration from version ${r} to 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re{constructor(e){if(this.key=e,typeof window>"u"||!window.sessionStorage)throw new Error("SessionStorage is not available in this environment")}read(){try{const e=sessionStorage.getItem(this.key);return e?JSON.parse(e):null}catch(e){return s.warn(`Failed to read from sessionStorage: ${e instanceof Error?e.message:String(e)}`),null}}write(e){try{sessionStorage.setItem(this.key,JSON.stringify(e))}catch(r){throw r instanceof Error&&r.name==="QuotaExceededError"&&s.warn("SessionStorage quota exceeded"),r}}remove(){sessionStorage.removeItem(this.key)}subscribe(e){const r=t=>{if(t.key===this.key&&t.newValue)try{e(JSON.parse(t.newValue))}catch(n){s.warn("Failed to parse storage event data:",n)}};return window.addEventListener("storage",r),()=>window.removeEventListener("storage",r)}}class te{constructor(e,r="quantajs",t="stores",n=1){this.key=e,this.dbName=r,this.storeName=t,this.version=n}async read(){try{const t=(await 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n=t.result;n.objectStoreNames.contains(this.storeName)||n.createObjectStore(this.storeName,{keyPath:"key"})},t.onsuccess=()=>e(t.result),t.onerror=()=>r(t.error)})}}const I=new Map,V=new WeakMap,oe=(i,e)=>{try{if(I.has(i)){const c=`Store with name "${i}" already exists.`;throw s.error(`Store: ${c}`),new Error(c)}const r=e.state(),t=z(r),n=new T,o={};if(e.getters)for(const c in e.getters)try{const l=e.getters[c];o[c]=j(()=>l(t))}catch(l){throw s.error(`Store: Failed to create getter "${String(c)}" for store "${i}": ${l instanceof Error?l.message:String(l)}`),l}let a=null;if(e.persist)try{a=W(()=>t,c=>{try{for(const l in c)t[l]!==c[l]&&(t[l]=c[l],S(t,l))}catch(l){throw s.error(`Store: Persistence state update failed for store "${i}": ${l instanceof Error?l.message:String(l)}`),l}},()=>n.notify(),e.persist,i)}catch(c){throw s.error(`Store: Failed to set up persistence for store "${i}": ${c instanceof Error?c.message:String(c)}`),c}const f=new Set,g={state:t,getters:o,actions:{},subscribe:c=>{try{return f.add(c),n.depend(c),()=>{try{f.delete(c),n.remove(c)}catch(l){s.error(`Store: Failed to remove subscriber from store "${i}": ${l instanceof Error?l.message:String(l)}`)}}}catch(l){throw s.error(`Store: Failed to add subscriber to store "${i}": ${l instanceof Error?l.message:String(l)}`),l}},notifyAll:()=>{try{const c=g.state;f.forEach(l=>{try{l(c)}catch(v){s.warn(`Store: Subscriber callback failed for "${i}": ${v instanceof Error?v.message:String(v)}`)}})}catch(c){s.error(`Store: notifyAll failed for "${i}": ${c instanceof Error?c.message:String(c)}`)}},$reset:()=>{try{const c=V.get(g);if(!c){const l=`Initial state not found for store "${i}"`;throw s.error(`Store: ${l}`),new Error(l)}for(const l in c)g.state[l]!==c[l]&&(g.state[l]=c[l],S(g.state,l));for(const l in g.state)l in c||(delete g.state[l],S(g.state,l))}catch(c){throw s.error(`Store: Failed to reset store "${i}": ${c instanceof Error?c.message:String(c)}`),c}},$persist:a,$destroy:()=>{try{g.$persist?.destroy?.(),n.clear(),f.clear(),s.debug(`Store: Destroyed "${i}"`)}catch(c){s.error(`Store: Destroy failed for "${i}": ${c instanceof Error?c.message:String(c)}`)}}};V.set(g,r);const y=X(g);if(e.actions)for(const c in e.actions)try{const l=e.actions[c];g.actions[c]=l.bind(y)}catch(l){throw s.error(`Store: Failed to create action "${String(c)}" for store "${i}": ${l instanceof Error?l.message:String(l)}`),l}return I.set(i,y),y}catch(r){throw s.error(`Store: Failed to create store "${i}": ${r instanceof Error?r.message:String(r)}`),r}};function ne(i){try{const e=I.get(i);if(!e){const r=`Store with name "${i}" does not exist.`;throw s.error(`Store: ${r}`),new Error(r)}return e}catch(e){throw s.error(`Store: Failed to retrieve store "${i}": ${e instanceof Error?e.message:String(e)}`),e}}h.CommonMigrations=_,h.IndexedDBAdapter=te,h.LocalStorageAdapter=ee,h.LogLevel=R,h.Logger=C,h.MigrationManager=q,h.SessionStorageAdapter=re,h.computed=j,h.createLogger=Q,h.createMigrationManager=Z,h.createPersistenceManager=W,h.createStore=oe,h.logger=s,h.reactive=z,h.useStore=ne,h.watch=L,Object.defineProperty(h,Symbol.toStringTag,{value:"Module"})}));