tinybase/min/persisters/index.js

A reactive data store and sync engine.

const a=a=>typeof a,t="tinybase",e="",n=",",s=a(e),i="true",r=(a,t,e)=>a.replace(t,e),o=Promise,c=a=>(t,e,n)=>a(t)?n?.():e(t),l=globalThis,w=clearInterval,y=a=>null==a,d=a=>void 0===a,u=a=>null===a,E=c(y),N=c(d),g=t=>a(t)==s,$=a=>Array.isArray(a),A=(a,t,e)=>a.slice(t,e),O=a=>a.length,m=async a=>o.all(a),T=a=>{throw Error(a)},R=async(a,t,e)=>{try{return await a()}catch(a){t?.(a)}},p=(a,t)=>a.forEach(t),v=(a,t="")=>a.join(t),I=(a,t)=>a.map(t),S=a=>0==O(a),_=(a,t)=>a.filter(t),C=(a,...t)=>a.push(...t),b=a=>a.shift(),L=(a,t)=>a?.has(t)??!1,D=a=>d(a)||0==(a=>a?.size??0)(a),f=a=>[...a?.values()??[]],h=(a,t)=>a?.forEach(t),P=(a,t)=>a?.delete(t),M=Object,F=a=>M.getPrototypeOf(a),U=M.entries,G=M.keys,j=M.freeze,x=(a=[])=>M.fromEntries(a),B=(...a)=>M.assign({},...a),H=(a,t)=>(delete a[t],a),W=(a,t)=>I(U(a),([a,e])=>t(e,a)),Y=(a,t)=>x(W(a,(a,e)=>[e,t(a,e)])),X=a=>M.values(a),J=a=>O(G(a)),k=a=>(a=>!y(a)&&E(F(a),a=>a==M.prototype||y(F(a)),()=>!0))(a)&&0==J(a),z=a=>new Map(a),K=(a,t)=>a?.get(t),V=(a,t)=>I([...a?.entries()??[]],([a,e])=>t(e,a)),q=(a,t,e)=>d(e)?(P(a,t),a):a?.set(t,e),Q=(a,t,e,n)=>(L(a,t)?n?.(K(a,t)):q(a,t,e()),K(a,t)),Z=(a,t,e,n,s=0)=>N((e?Q:K)(a,t[s],s>O(t)-2?e:z),i=>{if(s>O(t)-2)return n?.(i)&&q(a,t[s]),i;const r=Z(i,t,e,n,s+1);return D(i)&&q(a,t[s]),r}),aa=/^\d+$/,ta=a=>new Set($(a)||d(a)?a:[a]),ea=(a,t)=>a?.add(t),na={Idle:0,Loading:1,Saving:2},sa={StoreOnly:1,MergeableStoreOnly:2,StoreOrMergeableStore:3},ia=z(),ra=z(),oa=(a,t,n,s,i,r,o,c={},l=0,w=[])=>{let y,E,g,A=0,m=0,v=0;Q(ia,w,()=>0),Q(ra,w,()=>[]);const I=z(),[S,_,L,f,M]=((a=1,t,e)=>1!=a&&t.isMergeable()?[1,t.getMergeableContent,()=>t.getTransactionMergeableChanges(!e),([[a],[t]])=>!k(a)||!k(t),t.setDefaultContent]:2!=a?[0,t.getContent,t.getTransactionChanges,([a,t])=>!k(a)||!k(t),t.setContent]:T("Store type not supported by this Persister"))(o,a,l),[F,U,G]=(()=>{let a;const[t,n]=(()=>{const a=[];let t=0;return[n=>(n?b(a):null)??e+t++,t=>{aa.test(t)&&O(a)<1e3&&C(a,t)}]})(),s=z();return[(n,i,r,o=[],c=()=>[])=>{a??=oa;const l=t(1);return q(s,l,[n,i,r,o,c]),ea(Z(i,r??[e],ta),l),l},(t,n,...i)=>p(((a,t=[e])=>{const n=[],s=(a,e)=>e==O(t)?C(n,a):u(t[e])?h(a,a=>s(a,e+1)):p([t[e],null],t=>s(K(a,t),e+1));return s(a,0),n})(t,n),t=>h(t,t=>K(s,t)[0](a,...n??[],...i))),a=>N(K(s,a),([,t,i])=>(Z(t,i??[e],void 0,t=>(P(t,a),D(t)?1:0)),q(s,a),n(a),i)),t=>N(K(s,t),([t,,e=[],n,s])=>{const i=(...r)=>{const o=O(r);o==O(e)?t(a,...r,...s(r)):u(e[o])?p(n[o]?.(...r)??[],a=>i(...r,a)):i(...r,e[o])};i()})]})(),x=a=>{a!=A&&(A=a,U(I,void 0,A))},B=t=>{(S&&$(t?.[0])?1===t?.[2]?a.applyMergeableChanges:a.setMergeableContent:1===t?.[2]?a.applyChanges:a.setContent)(t)},H=async a=>(2!=A&&(x(1),m++,await sa(async()=>{await R(async()=>{const e=await t();$(e)?B(e):a?M(a):T("Content is not an array: "+e)},()=>{a&&M(a)}),x(0)})),oa),W=async a=>(Y(),await H(a),await R(async()=>E=await s(async(a,t)=>{t||a?2!=A&&(x(1),m++,B(t??a),x(0)):await H()}),r),oa),Y=async()=>(E&&(await R(()=>i(E),r),E=void 0),oa),X=async a=>(1!=A&&(x(2),v++,await sa(async()=>{await R(()=>n(_,a),r),x(0)})),oa),J=async()=>(V(),await X(),g=a.addDidFinishTransactionListener(()=>{const a=L();f(a)&&X(a)}),oa),V=async()=>(g&&(a.delListener(g),g=void 0),oa),na=async(a=!1)=>{const[t,e]=a?[V,Y]:[Y,V];return await t(),await e(),oa},sa=async(...a)=>(C(K(ra,w),...a),await(async()=>{if(!K(ia,w)){for(q(ia,w,1);!d(y=b(K(ra,w)));)await R(y,r);q(ia,w,0)}})(),oa),oa={load:H,startAutoLoad:W,stopAutoLoad:Y,isAutoLoading:()=>!d(E),save:X,startAutoSave:J,stopAutoSave:V,isAutoSaving:()=>!d(g),startAutoPersisting:async(a,t=!1)=>{const[e,n]=t?[J,W]:[W,J];return await e(a),await n(a),oa},stopAutoPersisting:na,getStatus:()=>A,addStatusListener:a=>F(a,I),delListener:t=>(G(t),a),schedule:sa,getStore:()=>a,destroy:()=>(K(ra,w).splice(0,void 0),na()),getStats:()=>({loads:m,saves:v}),...c};return j(oa)},ca=JSON.stringify,la=JSON.parse,wa=a=>ca(a,(a,t)=>d(t)?"":t),ya=new l.TextEncoder,da="_",ua="_id",Ea="SELECT",Na="WHERE",ga="TABLE",$a="INSERT",Aa="DELETE",Oa="UPDATE",ma="ALTER "+ga,Ta="FROM",Ra=Aa+" "+Ta,pa=Ea+"*"+Ta,va="pragma_",Ia="data_version",Sa="schema_version",_a="pragma_table_",Ca="CREATE ",ba=Ca+ga,La="OR REPLACE ",Da="FUNCTION",fa="$tableName",ha=(a,t)=>t?async(e,n)=>(t(e,n),await a(e,n)):a,Pa=a=>v(I(((a,t="",e)=>a.split(t,e))(a,"."),a=>`"${r(a,/"/g,'""')}"`),"."),Ma=(...a)=>Pa(v(a,"_")),Fa=(a,t=[1])=>v(I(a,()=>"$"+t[0]++),n),Ua=(a,t=i)=>Na+`(${r(t,fa,Pa(a))})`,Ga="ColumnName",ja="store",xa="json",Ba=ja+"TableName",Ha=ja+"Id"+Ga,Wa=ja+Ga,Ya="autoLoadIntervalSeconds",Xa="rowId"+Ga,Ja="tableId",ka="tableName",za="deleteEmptyColumns",Ka="deleteEmptyTable",Va="condition",qa={mode:xa,[Ya]:1},Qa={load:0,save:0,[ka]:t+"_values"},Za=(a,t,e,n,s)=>{const i=z();return Y(a,(a,r)=>{const o=A(X(B(t,g(a)?{[e]:a}:a)),0,J(t));u(o[0])||n(r,o[0])||(s(r,o[0]),q(i,r,o))}),i},at=a=>{const e=(a=>B(qa,g(a)?{[Ba]:a}:a??{}))(a),n=e[Ya];if(e.mode==xa){const a=e[Ba]??t;return[1,n,[a,e[Ha]??ua,e[Wa]??ja],ta(a)]}const{tables:{load:s={},save:r={}}={},values:o={}}=e,c=A(X(B(Qa,o)),0,J(Qa)),l=c[2],w=ta(l),y=ta(l),d=Za(s,{[Ja]:null,[Xa]:ua,[Va]:i},Ja,a=>L(y,a),a=>ea(w,a)),u=Za(r,{[ka]:null,[Xa]:ua,[za]:0,[Ka]:0,[Va]:null},ka,(a,t)=>L(y,t),(a,t)=>ea(w,t));var E;return E=(a,t)=>t[4]??=K(d,t[0])?.[2]??i,h(u,(a,t)=>E(0,a)),[0,n,[d,u,c],w]},tt=(a,t,e,s,r,o=et,c,l)=>{const w=z();return[async()=>{w.clear(),I(await e(a,t),({tn:a,cn:t})=>ea(Q(w,a,ta),t))},async(t,e,n)=>((a,t)=>L(K(w,a),t))(t,e)?x(_(I(await a(pa+Pa(t)+Ua(t,n)),a=>[a[e],l?Y(H(a,e),l):H(a,e)]),([a,t])=>!d(a)&&!k(t))):{},async(t,e,s,l,y,u=!1,E=i)=>{const N=ta();Y(s??{},a=>I(G(a??{}),a=>ea(N,a)));const g=f(N);if(!u&&y&&E==i&&S(g)&&L(w,t))return await a("DROP "+ga+Pa(t)),void q(w,t);const $=K(w,t),A=ta(f($));if(S(g)||(L(w,t)?await m(I([e,...g],async(n,s)=>{P(A,n)||(await a(ma+Pa(t)+"ADD"+Pa(n)+r),0==s&&await a("CREATE UNIQUE INDEX pk ON "+Pa(t)+`(${Pa(e)})`),ea($,n))})):(await a(ba+Pa(t)+`(${Pa(e)}${r} PRIMARY KEY${v(I(g,a=>n+Pa(a)+r))});`),q(w,t,ta([e,...g])))),await m([...!u&&l?I(f(A),async n=>{n!=e&&(await a(ma+Pa(t)+"DROP"+Pa(n)),P($,n))}):[]]),u)d(s)?await a(Ra+Pa(t)+Ua(t,E)):await m(W(s,async(n,s)=>{d(n)?await a(Ra+Pa(t)+Ua(t,E)+`AND(${Pa(e)}=$1)`,[s]):S(g)||await o(a,t,e,G(n),{[s]:c?I(X(n),c):X(n)},$)}));else if(S(g))L(w,t)&&await a(Ra+Pa(t)+Ua(t,E));else{const n=_(f(K(w,t)),a=>a!=e),i={},r=[];Y(s??{},(a,t)=>{i[t]=I(n,t=>c?c(a?.[t]):a?.[t]),C(r,t)}),await o(a,t,e,n,i),await a(Ra+Pa(t)+Ua(t,E)+`AND${Pa(e)}NOT IN(${Fa(r)})`,r)}},async t=>{let e;return await a("BEGIN"),await R(async()=>e=await t(),s),await a("END"),e}]},et=async(a,t,e,s,i)=>{const r=[1];await a($a+" INTO"+Pa(t)+"("+((...a)=>v(I(a,Pa),n))(e,...s)+")VALUES"+v(W(i,a=>"($"+r[0]+++","+Fa(a,r)+")"),n)+"ON CONFLICT("+Pa(e)+`)DO ${Oa} SET`+v(I(s,a=>Pa(a)+"=excluded."+Pa(a)),n),W(i,(a,t)=>[t,...I(a,a=>a??null)]).flat())},nt=(a,t,e,n,s,i,r,[o,c,l],w,y,d,u,E,N)=>{const[g,$,A,O]=tt(t,w,y,s,E,N),m=oa(a,()=>O(async()=>{return await g(),a=(await $(o,c))[da]?.[l]??"null",la(a,(a,t)=>""===t?void 0:t);var a}),a=>O(async()=>{await g(),await A(o,c,{[da]:{[l]:wa(a()??null)}},!0,!0)}),e,n,s,r,{[u]:()=>d,destroy:async()=>(await m.stopAutoPersisting(),i(),m)},0,d);return m},st=(a,t,e,n,s,i,r,[o,c,[l,w,y]],u,E,N,g,$,A,O,T)=>{const[R,p,v,I]=tt(t,u,E,s,$,A,O,T),S=(a,t)=>m(V(c,async([e,n,s,i,r],o)=>{t&&!(o in a)||await v(e,n,a[o],s,i,t,r)})),C=async(a,t)=>w?await v(y,ua,{[da]:a},!0,!0,t):null,b=oa(a,()=>I(async()=>{await R();const a=await(async()=>x(_(await m(V(o,async([a,t,e],n)=>[a,await p(n,t,e)])),a=>!k(a[1]))))(),t=await(async()=>l?(await p(y,ua))[da]:{})();return k(a)&&d(t)?void 0:[a,t]}),(a,t)=>I(async()=>{if(await R(),d(t)){const[t,e]=a();await S(t),await C(e)}else await S(t[0],!0),await C(t[1],!0)}),e,n,s,r,{[g]:()=>N,destroy:async()=>(await b.stopAutoPersisting(),i(),b)},0,N);return b},it=/^([cd]:)(.+)/,rt=(a,n,s,o,c,l,w,y,d,u,E="getDb")=>{const g=ha(s,l),[$,,A,O]=at(n),T=e+(a=>{let t=2166136261;return p(ya.encode(a),a=>{t^=a,t+=(t<<1)+(t<<4)+(t<<7)+(t<<8)+(t<<24)}),t>>>0})(wa(A)),R=t+"_"+T,S=async(a,e,n="",s="")=>{const i=Ma(t,a,T);return await g(Ca+La+Da+i+`()RETURNS ${n}trigger AS $$ ${s}BEGIN ${e}END;$$ LANGUAGE plpgsql;`),i},_=async(a,t,e,n)=>(await g(Ca+a+"TRIGGER"+t+e+"EXECUTE "+Da+n+"()"),t),C=a=>`PERFORM pg_notify('${R}',${a});`,b=(a,t)=>$?i:2===t?b(a,0)+" OR "+b(a,1):r(K(A[0],a)?.[2]??i,fa,0==t?"NEW":"OLD"),D=(a,e)=>m(I([$a,Aa,Oa],(n,s)=>_(La,Ma(t,"d",T,a,n),`AFTER ${n} ON${Pa(a)}FOR EACH ROW WHEN(${b(a,s)})`,e)));return($?nt:st)(a,g,async a=>{const e=await S("c",`FOR row IN SELECT object_identity FROM pg_event_trigger_ddl_commands()${Na} command_tag='${ba}' LOOP ${C("'c:'||SPLIT_PART(row.object_identity,'.',2)")}END LOOP;`,"event_","DECLARE row record;");await _("EVENT ",Ma(t,"c",T),`ON ddl_command_end WHEN TAG IN('${ba}')`,e);const n=await S("d",C("'d:'||TG_TABLE_NAME")+"RETURN NULL;");return await m(I(f(O),async a=>(await g(ba+` IF NOT EXISTS${Pa(a)}("_id"text PRIMARY KEY)`),await D(a,n)))),[await o(R,t=>{return N((e=t,s=it,e?.match(s)),async([,t,e])=>{L(O,e)&&("c:"==t&&await D(e,n),a())});var e,s}),[e,n]]},async([a,t])=>{c(a),await g(`DROP FUNCTION IF EXISTS${v(t,",")}CASCADE`)},w,y,d,A,f(O),async(a,t)=>await a(Ea+` table_name tn,column_name cn FROM information_schema.columns ${Na} table_schema='public'AND table_name IN(${Fa(t)})`,t),u,E,"text",void 0,a=>ca(a),a=>la(a))},ot=(a,t,n,s,i,r,o,c,l,d,u="getDb",E)=>{let N,g,$;const A=ha(n,r),[O,m,T,p]=at(t);return(O?nt:st)(a,A,a=>{let t;const e=()=>t=setInterval(()=>R(async()=>{const[{d:t,s:e,c:n}]=await A(Ea+` ${Ia} d,${Sa} s,TOTAL_CHANGES() c FROM ${va}${Ia} JOIN ${va}${Sa}`);t==N&&e==g&&n==$||(y(N)||a(),N=t,g=e,$=n)}),1e3*m),n=()=>{N=g=$=null,w(t)},r=s(t=>{p.has(t)&&(n(),a(),e())});return e(),()=>{n(),i(r)}},a=>a(),o,c,l,T,f(p),async(a,t)=>await a(Ea+` t.name tn,c.name cn FROM ${_a}list()t,${_a}info(t.name)c ${Na} t.schema='main'AND t.type IN('table','view')AND t.name IN(${Fa(t)})ORDER BY t.name,c.name`,t),d,u,e,E,a=>(a=>!0===a)(a)?1:(a=>!1===a)(a)?0:a,void 0)};export{sa as Persists,na as Status,oa as createCustomPersister,rt as createCustomPostgreSqlPersister,ot as createCustomSqlitePersister};