https://sukistudy.vercel.app/sw.js

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20itsAnyClear`,`$bitsAnySet`]);function wu(e){if(typeof e!=`object`||!e)return!1;let t=Object.keys(e);return t.length===0||t.some(e=>!Cu.has(e))?!1:t.every(e=>Cu.has(e))}function Tu(e,t){let n={include:null,exclude:null},r=t[e];return r instanceof RegExp||r==null?n:wu(r)?r.$ne==null?Array.isArray(r.$in)&&r.$in.length>0?(n.include=r.$in.map(Su),n):Array.isArray(r.$nin)&&r.$nin.length>0?(n.exclude=r.$nin.map(Su),n):{include:null,exclude:null}:(n.exclude=[Su(r.$ne)],n):(n.include=[Su(r)],n)}function Eu(e,t){return xu({query(n){if(!Object.hasOwnProperty.call(n,e))return{matched:!1};let r=n[e],i=r==null||r.$exists===!1,a=i?{include:null,exclude:[...t.keys()].filter(e=>e!=null)}:Tu(e,n);if(a.include==null&&a.exclude==null)return{matched:!1};let o=[];if(a.include==null)for(let e of t.values())for(let t of e)o.push(t);else for(let e of a.include){let n=t.get(e);if(n)for(let e of n)o.push(e)}if(a.exclude!=null){let e=new Set;for(let n of a.exclude){let r=t.get(n);if(r)for(let t of r)e.add(t)}o=o.filter(t=>!e.has(t))}return{matched:!0,positions:o,fields:[e],keepSelector:i}},rebuild(){}})}function X(e){let t=new Map;return{...Eu(e,t),rebuild(n){t.clear(),n.forEach((n,r)=>{let i=Su(_t(n,e)),a=t.get(i)||new Set;a.add(r),t.set(i,a)})}}}function Du(e,t){return new _u(t).test(e)}function Ou(e,t,n=Object.is){let r=t,i=e?.create(),a=()=>e?.isInScope?e.isInScope():!0;return{get(){return i&&a()&&i.depend(),r},set(e){n(r,e)||(r=e,i&&i.notify())}}}function ku(...e){return e.length===0?[]:[...new Set(e.reduce((e,t)=>e.filter(e=>t.includes(e))))]}function Au(e,t){return e.reduce((e,n)=>{let r=n.query(t);if(!r.matched)return e;let i=r.keepSelector?e.optimizedSelector:Object.fromEntries(Object.entries(e.optimizedSelector).filter(([e])=>!r.fields.includes(e)));return{matched:!0,positions:[...new Set(e.matched?ku(e.positions,r.positions):r.positions)],optimizedSelector:i}},{matched:!1,positions:[],optimizedSelector:{...t}})}function ju(e,t){if(t==null||Object.keys(t).length<=0)return{matched:!1,positions:[],optimizedSelector:t};let{$and:n,$or:r,...i}=t,a=Au(e,i),{matched:o,positions:s}=a,c=a.optimizedSelector;if(Array.isArray(n)){let t=[];for(let r of n){let{matched:n,positions:i,optimizedSelector:a}=ju(e,r);n?(s=o?ku(s,i):i,o=!0,Object.keys(a).length>0&&t.push(a)):t.push(r)}t.length>0&&(c.$and=t)}if(Array.isArray(r)){let t=[],n=o,i=s,a=!1;for(let n of r){let{matched:r,positions:i,optimizedSelector:c}=ju(e,n);r?(s=[...new Set([...s,...i])],o=!0,Object.keys(c).length>0&&t.push(c)):(t.push(n),a=!0)}t.length>0&&(c.$or=t),a&&(c.$or=r,o=n,s=i)}return{matched:o,positions:s||[],optimizedSelector:c}}function Mu(e){return e.added.length>0||e.modified.length>0||e.removed.length>0}function Nu(e,{added:t,modified:n,removed:r}){let i=[...e];return t.forEach(e=>{i.push(e)}),n.forEach(e=>{let t=i.findIndex(({id:t})=>t===e.id);t!==-1&&(i[t]=e)}),r.forEach(e=>{let t=i.findIndex(({id:t})=>t===e.id);t!==-1&&i.splice(t,1)}),i}var Pu=class e extends Ft{static collections=[];static debugMode=!1;static batchOperationInProgress=!1;static fieldTracking=!1;static onCreationCallbacks=[];static onDisposeCallbacks=[];static getCollections(){return e.collections}static onCreation(t){e.onCreationCallbacks.push(t)}static onDispose(t){e.onDisposeCallbacks.push(t)}static enableDebugMode=()=>{e.debugMode=!0,e.collections.forEach(e=>{e.setDebugMode(!0)})};static setFieldTracking=t=>{e.fieldTracking=t,e.collections.forEach(e=>{e.setFieldTracking(t)})};static batch(t){e.batchOperationInProgress=!0,e.collections.reduce((e,t)=>()=>t.batch(()=>e()),t)(),e.batchOperationInProgress=!1}name;options;persistenceAdapter=null;isPullingSignal;isPushingSignal;indexProviders=[];indicesOutdated=!1;idIndex=new Map;debugMode;batchOperationInProgress=!1;isDisposed=!1;postBatchCallbacks=new Set;fieldTracking=!1;persistenceReadyPromise;pendingUpdates={added:[],modified:[],removed:[]};constructor(t){if(super(),e.collections.push(this),this.name=t?.name??`${this.constructor.name}-${bu()}`,this.options={memory:[],...t},this.fieldTracking=this.options.fieldTracking??e.fieldTracking,this.debugMode=this.options.enableDebugMode??e.debugMode,this.indexProviders=[Eu(`id`,this.idIndex),...this.options.indices||[]],this.rebuildIndices(),this.isPullingSignal=Ou(this.options.reactivity,!!t?.persistence),this.isPushingSignal=Ou(this.options.reactivity,!1),this.on(`persistence.pullStarted`,()=>{this.isPullingSignal.set(!0)}),this.on(`persistence.pullCompleted`,()=>{this.isPullingSignal.set(!1)}),this.on(`persistence.pushStarted`,()=>{this.isPushingSignal.set(!0)}),this.on(`persistence.pushCompleted`,()=>{this.isPushingSignal.set(!1)}),this.persistenceAdapter=this.options.persistence??null,this.persistenceAdapter){let e=0,t=!1,n={added:[],modified:[],removed:[]},r=!1,i=()=>

20{if(!this.persistenceAdapter)throw Error(`Persistence adapter not found`);if(e<=0&&this.emit(`persistence.pushStarted`),r||!Mu(n))return;r=!0,e+=1;let t=this.memoryArray(),a={...n};n.added=[],n.modified=[],n.removed=[],this.persistenceAdapter.save(t,a).then(()=>{this.emit(`persistence.transmitted`)}).catch(e=>{this.emit(`persistence.error`,e instanceof Error?e:Error(e))}).finally(()=>{--e,r=!1,i(),e<=0&&this.emit(`persistence.pushCompleted`)})};this.on(`added`,e=>{if(!t){this.pendingUpdates.added.push(e);return}n.added.push(e),i()}),this.on(`changed`,e=>{if(!t){this.pendingUpdates.modified.push(e);return}n.modified.push(e),i()}),this.on(`removed`,e=>{if(!t){this.pendingUpdates.removed.push(e);return}n.removed.push(e),i()}),this.persistenceAdapter.register(t=>this.loadPersistentData(t,e>0)).then(async()=>{if(!this.persistenceAdapter)throw Error(`Persistence adapter not found`);let e=this.memoryArray();for(await this.loadPersistentData();Mu(this.pendingUpdates);){let t=this.pendingUpdates.added.splice(0),n=this.pendingUpdates.modified.splice(0),r=this.pendingUpdates.removed.splice(0);e=Nu(this.memoryArray(),{added:t,modified:n,removed:r}),await this.persistenceAdapter.save(e,{added:t,modified:n,removed:r}).then(()=>{this.emit(`persistence.transmitted`)})}await this.loadPersistentData(),t=!0,setTimeout(()=>

20this.emit(`persistence.init`),0)}).catch(e=>{this.emit(`persistence.error`,e instanceof Error?e:Error(e))})}this.persistenceReadyPromise=new Promise((e,t)=>{if(!this.persistenceAdapter)return e();this.once(`persistence.init`,e),this.once(`persistence.error`,t)}),e.onCreationCallbacks.forEach(e=>e(this))}async resetData(){Mu(this.pendingUpdates)&&await new Promise(e=>{this.on(`persistence.transmitted`,e)}),this.options.memory=[],await this.loadPersistentData()}async loadPersistentData(e,t=!1){if(!this.persistenceAdapter)throw Error(`Persistence adapter not found`);this.emit(`persistence.pullStarted`);let{items:n,changes:r}=e??await this.persistenceAdapter.load();if(n){if(t)return;this.memory().splice(0,this.memoryArray().length,...n),this.idIndex.clear(),this.memory().map((e,t)=>{this.idIndex.set(Su(e.id),new Set([t]))})}else r&&(r.added.forEach(e=>{let t=this.memory().findIndex(t=>t.id===e.id);if(t!==-1){this.memory().splice(t,1,e);return}this.memory().push(e);let n=this.memory().findIndex(t=>t===e);this.idIndex.set(Su(e.id),new Set([n]))}),r.modified.forEach(e=>{let t=this.memory().findIndex(t=>t.id===e.id);if(t===-1)throw Error(`Cannot resolve index for item`);this.memory().splice(t,1,e)}),r.removed.forEach(e=>{let t=this.memory().findIndex(t=>t.id===e.id);if(t===-1)throw Error(`Cannot resolve index for item`);this.memory().splice(t,1)}));this.rebuildIndices(),this.emit(`persistence.received`),setTimeout(()=>

20this.emit(`persistence.pullCompleted`),0)}isPulling(){return this.isPullingSignal.get()??!1}isPushing(){return this.isPushingSignal.get()??!1}isLoading(){let e=this.isPulling(),t=this.isPushing();return e||t}getDebugMode(){return this.debugMode}setDebugMode(e){this.debugMode=e}setFieldTracking(e){this.fieldTracking=e}async isReady(){return this.persistenceReadyPromise}profile(e,t){if(!this.debugMode)return e();let n=performance.now(),r=e();return t(performance.now()-n),r}executeInDebugMode(e){this.debugMode&&e(Error().stack||``)}rebuildIndices(){this.indicesOutdated=!0,!this.batchOperationInProgress&&this.rebuildAllIndices()}rebuildAllIndices(){this.idIndex.clear(),this.memory().map((e,t)=>{this.idIndex.set(Su(e.id),new Set([t]))}),this.indexProviders.forEach(e=>e.rebuild(this.memoryArray())),this.indicesOutdated=!1}getIndexInfo(e){return e!=null&&Object.keys(e).length===1&&`id`in e&&typeof e.id!=`object`?{matched:!0,positions:[...this.idIndex.get(Su(e.id))||[]],optimizedSelector:{}}:e==null?{matched:!1,positions:[],optimizedSelector:{}}:this.indicesOutdated?{matched:!1,positions:[],optimizedSelector:e}:ju(this.indexProviders,e)}getItemAndIndex(e){let t=this.memoryArray(),n=this.getIndexInfo(e),r=(n.matched?n.positions.map(e=>t[e]).filter(e=>e!=null):t).find(t=>Du(t,e)),i=n.matched&&n.positions.find(e=>t[e]===r)||t.findIndex(e=>e===r);if(r==null)return{item:null,index:-1};if(i===-1)throw Error(`Cannot resolve index for item`);return{item:r,index:i}}deleteFromIdIndex(e,t){this.idIndex.delete(Su(e)),this.batchOperationInProgress&&this.idIndex.forEach(([e],n)=>{e>t&&this.idIndex.set(n,new Set([e-1]))})}memory(){return this.options.memory}memoryArray(){return this.memory().map(e=>e)}transform(e){return this.options.transform?this.options.transform(e):e}transformAll(e,t){return this.options.transformAll?this.options.transformAll(e,t):e}getItems(e){return this.profile(()=>{let t=this.getIndexInfo(e),n=e=>t.optimizedSelector==null||Object.keys(t.optimizedSelector).length<=0?!0:Du(e,t.optimizedSelector);this.emit(`getItems`,e);let r=this.memoryArray();if(!t.matched)return gt(e,{})?r:r.filter(n);let i=t.positions.map(e=>r[e]).filter(e=>e!=null);return gt(t.optimizedSelector,{})?i:i.filter(n)},t=>this.executeInDebugMode(n=>this.emit(`_debug.getItems`,n,e,t)))}async dispose(){this.persistenceAdapter?.unregister&&await this.persistenceAdapter.unregister(),this.persistenceAdapter=null,this.memory().map(()=>this.memory().pop()),this.idIndex.clear(),this.indexProviders=[],this.isDisposed=!0,this.removeAllListeners(),e.collections=e.collections.filter(e=>e!==this),e.onDisposeCallbacks.forEach(e=>e(this))}find(e,t){if(this.isDisposed)throw Error(`Collection is disposed`);if(e!==void 0&&(!e||typeof e!=`object`))throw Error(`Invalid selector`);let n=new Pt(()=>this.getItems(e),{reactive:this.options.reactivity,fieldTracking:this.fieldTracking,...t,transform:this.transform.bind(this),transformAll:this.transformAll.bind(this),bindEvents:n=>{let r=()=>{if(this.batchOperationInProgress){this.postBatchCallbacks.add(n);return}n()};return this.addListener(`persistence.received`,r),this.addListener(`added`,r),this.addListener(`changed`,r),this.addListener(`removed`,r),this.emit(`observer.created`,e,t),()=>{this.removeListener(`persistence.received`,r),this.removeListener(`added`,r),this.removeListener(`changed`,r),this.removeListener(`removed`,r),this.emit(`observer.disposed`,e,t)}}});return this.emit(`find`,e,t,n),this.executeInDebugMode(r=>this.emit(`_debug.find`,r,e,t,n)),n}findOne(e,t){if(this.isDisposed)throw Error(`Collection is disposed`);let n=this.find(e,{limit:1,...t}).fetch()[0]||void 0;return this.emit(`findOne`,e,t,n),this.executeInDebugMode(r=>this.emit(`_debug.findOne`,r,e,t,n)),n}batch(e){this.batchOperationInProgress=!0,e(),this.batchOperationInProgress=!1,this.rebuildAllIndices(),this.postBatchCallbacks.forEach(e=>e()),this.postBatchCallbacks.clear()}insert(e){if(this.isDisposed)throw Error(`Collection is disposed`);if(!e)throw Error(`Invalid item`);let t={id:(this.options.primaryKeyGenerator??bu)(e),...e};if(this.emit(`validate`,t),this.idIndex.has(Su(t.id)))throw Error(`Item with same id already exists`);this.memory().push(t);let n=this.memory().findIndex(e=>e===t);

20return this.idIndex.set(Su(t.id),new Set([n])),this.rebuildIndices(),this.emit(`added`,t),this.emit(`insert`,t),this.executeInDebugMode(e=>this.emit(`_debug.insert`,e,t)),t.id}insertMany(e){if(this.isDisposed)throw Error(`Collection is disposed`);if(!e)throw Error(`Invalid items`);if(e.length===0)return[];let t=[];return this.batch(()=>{e.forEach(e=>{t.push(this.insert(e))})}),t}updateOne(e,t,n){if(this.isDisposed)throw Error(`Collection is disposed`);if(!e)throw Error(`Invalid selector`);if(!t)throw Error(`Invalid modifier`);let{$setOnInsert:r,...i}=t,{item:a,index:o}=this.getItemAndIndex(e);if(a==null){if(n?.upsert){let e=yu({},{...i,$set:{...r,...i.$set}});if(e.id!=null&&this.getItemAndIndex({id:e.id}).item!=null)throw Error(`Item with same id already exists`);this.insert(e)}}else{let e=yu(jt(a),i);if(a.id!==e.id&&this.getItemAndIndex({id:e.id}).item!=null)throw Error(`Item with same id already exists`);this.emit(`validate`,e),this.memory().splice(o,1,e),this.rebuildIndices(),this.emit(`changed`,e,i)}return this.emit(`updateOne`,e,t),this.executeInDebugMode(n=>this.emit(`_debug.updateOne`,n,e,t)),a==null&&!n?.upsert?0:1}updateMany(e,t,n){if(this.isDisposed)throw Error(`Collection is disposed`);if(!e)throw Error(`Invalid selector`);if(!t)throw Error(`Invalid modifier`);let{$setOnInsert:r,...i}=t,a=this.getItems(e);if(a.length===0&&n?.upsert){let e=yu({},{...i,$set:{...r,...i.$set}});if(e.id!=null&&this.getItemAndIndex({id:e.id}).item!=null)throw Error(`Item with same id already exists`);this.insert(e)}let o=a.map(e=>{let{index:t}=this.getItemAndIndex({id:e.id});if(t===-1)throw Error(`Cannot resolve index for item with id '${e.id}'`);let n=yu(jt(e),i);if(e.id!==n.id&&this.getItemAndIndex({id:n.id}).item!=null)throw Error(`Item with same id '${n.id}' already exists`);return this.emit(`validate`,n),{item:n,index:t}});return o.forEach(({item:e,index:t})=>{this.memory().splice(t,1,e)}),this.rebuildIndices(),o.forEach(({item:e})=>{this.emit(`changed`,e,i)}),this.emit(`updateMany`,e,t),this.executeInDebugMode(n=>this.emit(`_debug.updateMany`,n,e,t)),o.length===0&&n?.upsert?1:o.length}replaceOne(e,t,n){if(this.isDisposed)throw Error(`Collection is disposed`);if(!e)throw Error(`Invalid selector`);let{item:r,index:i}=this.getItemAndIndex(e);if(r==null){if(n?.upsert){if(t.id!=null&&this.getItemAndIndex({id:t.id}).item!=null)throw Error(`Item with same id already exists`);this.insert(t)}}else{if(r.id!==t.id&&this.getItemAndIndex({id:t.id}).item!=null)throw Error(`Item with same id already exists`);let e={id:r.id,...t};this.emit(`validate`,e),this.memory().splice(i,1,e),this.rebuildIndices(),this.emit(`changed`,e,t)}return this.emit(`replaceOne`,e,t),this.executeInDebugMode(n=>this.emit(`_debug.replaceOne`,n,e,t)),r==null&&!n?.upsert?0:1}removeOne(e){if(this.isDisposed)throw Error(`Collection is disposed`);if(!e)throw Error(`Invalid selector`);let{item:t,index:n}=this.getItemAndIndex(e);return t!=null&&(this.memory().splice(n,1),this.deleteFromIdIndex(t.id,n),this.rebuildIndices(),this.emit(`removed`,t)),this.emit(`removeOne`,e),this.executeInDebugMode(t=>this.emit(`_debug.removeOne`,t,e)),t==null?0:1}removeMany(e){if(this.isDisposed)throw Error(`Collection is disposed`);if(!e)throw Error(`Invalid selector`);let t=this.getItems(e);return t.forEach(e=>{let t=this.memory().findIndex(t=>t===e);if(t===-1)throw Error(`Cannot resolve index for item`);this.memory().splice(t,1),this.deleteFromIdIndex(e.id,t),this.rebuildIndices()}),t.forEach(e=>{this.emit(`removed`,e)}),this.emit(`removeMany`,e),this.executeInDebugMode(t=>this.emit(`_debug.removeMany`,t,e)),t.length}};function Fu(e){return e}function Iu(e){return e}var Lu=l(ht(),1);function Ru(e,t){let{prefix:n=`signaldb-`}=t||{},r=`${n}${e}`,i=`items`;function a(){return new Promise((e,t)=>{let n=indexedDB.open(r,1);n.addEventListener(`upgradeneeded`,()=>{let e=n.result;e.objectStoreNames.contains(i)||e.createObjectStore(i,{keyPath:`id`})}),n.addEventListener(`success`,()=>e(n.result)),n.addEventListener(`error`,()=>t(Error(n.error?.message||`Database error`)))})}async function o(){let e=await a();return new Promise((t,n)=>{let r=e.transaction(i,`readonly`).objectStore(i).getAll();r.addEventListener(`success`,()=>t(r.result)),r.addEventListener(`error`,()=>n(Error(r.error?.message||`Error fetching items`)))})}return Fu({async load(){return{items:await o()}},async save(e,{added:t,modified:n,removed:r}){let o=(await a()).transaction(i,`readwrite`),s=o.objectStore(i);

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