tinybase
Version:
A reactive data store and sync engine.
2 lines (1 loc) • 9.41 kB
JavaScript
const a=a=>typeof a,t="tinybase",e="",n=",",s=a(e),i="true",o=(a,t,e)=>a.replace(t,e),r=Promise,c=a=>(t,e,n)=>a(t)?n?.():e(t),l=globalThis,w=a=>null==a,y=a=>void 0===a,d=a=>null===a,u=c(w),E=c(y),N=t=>a(t)==s,g=a=>Array.isArray(a),A=(a,t,e)=>a.slice(t,e),T=a=>a.length,$=()=>{},p=async a=>r.all(a),O=a=>{throw Error(a)},R=async(a,t,e)=>{try{return await a()}catch(a){t?.(a)}},m=(a,t)=>a.forEach(t),v=(a,t="")=>a.join(t),C=(a,t)=>a.map(t),I=a=>0==T(a),L=(a,t)=>a.filter(t),S=(a,...t)=>a.push(...t),_=a=>a.shift(),b=(a,t)=>a?.has(t)??!1,f=a=>y(a)||0==(a=>a?.size??0)(a),D=a=>[...a?.values()??[]],h=(a,t)=>a?.forEach(t),P=(a,t)=>a?.delete(t),M=Object,F=a=>M.getPrototypeOf(a),U=M.entries,G=a=>!w(a)&&u(F(a),a=>a==M.prototype||w(F(a)),()=>!0),j=M.keys,x=M.freeze,W=(a=[])=>M.fromEntries(a),B=(...a)=>M.assign({},...a),H=(a,t)=>(delete a[t],a),X=(a,t)=>C(U(a),([a,e])=>t(e,a)),Y=(a,t)=>W(X(a,(a,e)=>[e,t(a,e)])),k=a=>M.values(a),q=a=>T(j(a)),z=a=>G(a)&&0==q(a),J=JSON.stringify,K=JSON.parse,V=a=>J(a,(a,t)=>y(t)?"":t),Q=a=>""===a?void 0:g(a)?C(a,Q):G(a)?Y(a,Q):a,Z=new l.TextEncoder,aa=Map,ta=a=>new aa(a),ea=(a,t)=>a?.get(t),na=(a,t)=>C([...a?.entries()??[]],([a,e])=>t(e,a)),sa=(a,t,e)=>y(e)?(P(a,t),a):a?.set(t,e),ia=(a,t,e,n)=>(b(a,t)?n?.(ea(a,t)):sa(a,t,e()),ea(a,t)),oa=(a,t,e,n,s=0)=>E((e?ia:ea)(a,t[s],s>T(t)-2?e:ta),i=>{if(s>T(t)-2)return n?.(i)&&sa(a,t[s]),i;const o=oa(i,t,e,n,s+1);return f(i)&&sa(a,t[s]),o}),ra="_",ca="_id",la="SELECT",wa="WHERE",ya="TABLE",da="INSERT",ua="DELETE",Ea="UPDATE",Na="ALTER "+ya,ga="FROM",Aa=ua+" "+ga,Ta=la+"*"+ga,$a="CREATE ",pa=$a+ya,Oa="OR REPLACE ",Ra="FUNCTION",ma="$tableName",va=a=>v(C(((a,t="",e)=>a.split(t,e))(a,"."),a=>`"${o(a,/"/g,'""')}"`),"."),Ca=(...a)=>va(v(a,"_")),Ia=(a,t=[1])=>v(C(a,()=>"$"+t[0]++),n),La=(a,t=i)=>wa+`(${o(t,ma,va(a))})`,Sa=a=>new Set(g(a)||y(a)?a:[a]),_a=(a,t)=>a?.add(t),ba="ColumnName",fa="store",Da="json",ha=fa+"TableName",Pa=fa+"Id"+ba,Ma=fa+ba,Fa="autoLoadIntervalSeconds",Ua="rowId"+ba,Ga="tableId",ja="tableName",xa="deleteEmptyColumns",Wa="deleteEmptyTable",Ba="condition",Ha={mode:Da,[Fa]:1},Xa={load:0,save:0,[ja]:t+"_values"},Ya=(a,t,e,n,s)=>{const i=ta();return Y(a,(a,o)=>{const r=A(k(B(t,N(a)?{[e]:a}:a)),0,q(t));d(r[0])||n(o,r[0])||(s(o,r[0]),sa(i,o,r))}),i},ka=/^\d+$/,qa=ta(),za=ta(),Ja=(a,t,n,s,i,o,r,c={},l=0,w=[])=>{let u,N,A,$=0,p=0,v=0;ia(qa,w,()=>0),ia(za,w,()=>[]);const C=ta(),[I,L,b,D,M]=((a=1,t,e)=>1!=a&&t.isMergeable()?[1,t.getMergeableContent,()=>t.getTransactionMergeableChanges(!e),([[a],[t]])=>!z(a)||!z(t),t.setDefaultContent]:2!=a?[0,t.getContent,t.getTransactionChanges,([a,t])=>!z(a)||!z(t),t.setContent]:O("Store type not supported by this Persister"))(r,a,l),[F,U,G]=(()=>{let a;const[t,n]=(()=>{const a=[];let t=0;return[n=>(n?_(a):null)??e+t++,t=>{ka.test(t)&&T(a)<1e3&&S(a,t)}]})(),s=ta();return[(n,i,o,r=[],c=()=>[])=>{a??=Z;const l=t(1);return sa(s,l,[n,i,o,r,c]),_a(oa(i,o??[e],Sa),l),l},(t,n,...i)=>m(((a,t=[e])=>{const n=[],s=(a,e)=>e==T(t)?S(n,a):d(t[e])?h(a,a=>s(a,e+1)):m([t[e],null],t=>s(ea(a,t),e+1));return s(a,0),n})(t,n),t=>h(t,t=>ea(s,t)[0](a,...n??[],...i))),a=>E(ea(s,a),([,t,i])=>(oa(t,i??[e],void 0,t=>(P(t,a),f(t)?1:0)),sa(s,a),n(a),i)),t=>E(ea(s,t),([t,,e=[],n,s])=>{const i=(...o)=>{const r=T(o);r==T(e)?t(a,...o,...s(o)):d(e[r])?m(n[r]?.(...o)??[],a=>i(...o,a)):i(...o,e[r])};i()})]})(),j=a=>{a!=$&&($=a,U(C,void 0,$))},W=t=>{(I&&g(t?.[0])?1===t?.[2]?a.applyMergeableChanges:a.setMergeableContent:1===t?.[2]?a.applyChanges:a.setContent)(t)},B=async()=>{K()&&a.hadMutated?.()&&await k()},H=async a=>(2!=$&&(j(1),p++,await Q(async()=>{await R(async()=>{const e=await t();g(e)?W(e):a?M(a):O("Content is not an array: "+e)},()=>{a&&M(a)}),j(0),await B()})),Z),X=async a=>(Y(),await H(a),await R(async()=>N=await s(async(a,t)=>{t||a?2!=$&&(j(1),p++,W(t??a),j(0),await B()):await H()}),o),Z),Y=async()=>(N&&(await R(()=>i(N),o),N=void 0),Z),k=async a=>(1!=$&&(j(2),v++,await Q(async()=>{await R(()=>n(L,a),o),j(0)})),Z),q=async()=>(J(),await k(),A=a.addDidFinishTransactionListener(()=>{const a=b();D(a)&&k(a)}),Z),J=async()=>(A&&(a.delListener(A),A=void 0),Z),K=()=>!y(A),V=async(a=!1)=>{const[t,e]=a?[J,Y]:[Y,J];return await t(),await e(),Z},Q=async(...a)=>(S(ea(za,w),...a),await(async()=>{if(!ea(qa,w)){for(sa(qa,w,1);!y(u=_(ea(za,w)));)await R(u,o);sa(qa,w,0)}})(),Z),Z={load:H,startAutoLoad:X,stopAutoLoad:Y,isAutoLoading:()=>!y(N),save:k,startAutoSave:q,stopAutoSave:J,isAutoSaving:K,startAutoPersisting:async(a,t=!1)=>{const[e,n]=t?[q,X]:[X,q];return await e(a),await n(a),Z},stopAutoPersisting:V,getStatus:()=>$,addStatusListener:a=>F(a,C),delListener:t=>(G(t),a),schedule:Q,getStore:()=>a,destroy:()=>(ea(za,w).splice(0,void 0),V()),getStats:()=>({loads:p,saves:v}),...c};return x(Z)},Ka=(a,t,e,s,o,r=Va,c,l)=>{const w=ta();return[async()=>{w.clear(),C(await e(a,t),({tn:a,cn:t})=>_a(ia(w,a,Sa),t))},async(t,e,n)=>((a,t)=>b(ea(w,a),t))(t,e)?W(L(C(await a(Ta+va(t)+La(t,n)),a=>[a[e],l?Y(H(a,e),l):H(a,e)]),([a,t])=>!y(a)&&!z(t))):{},async(t,e,s,l,d,u=!1,E=i)=>{const N=Sa();Y(s??{},a=>C(j(a??{}),a=>_a(N,a)));const g=D(N);if(!u&&d&&E==i&&I(g)&&b(w,t))return await a("DROP "+ya+va(t)),void sa(w,t);const A=ea(w,t),T=Sa(D(A));if(I(g)||(b(w,t)?await p(C([e,...g],async(n,s)=>{P(T,n)||(await a(Na+va(t)+"ADD"+va(n)+o),0==s&&await a("CREATE UNIQUE INDEX pk ON "+va(t)+`(${va(e)})`),_a(A,n))})):(await a(pa+va(t)+`(${va(e)}${o} PRIMARY KEY${v(C(g,a=>n+va(a)+o))});`),sa(w,t,Sa([e,...g])))),await p([...!u&&l?C(D(T),async n=>{n!=e&&(await a(Na+va(t)+"DROP"+va(n)),P(A,n))}):[]]),u)y(s)?await a(Aa+va(t)+La(t,E)):await p(X(s,async(n,s)=>{y(n)?await a(Aa+va(t)+La(t,E)+`AND(${va(e)}=$1)`,[s]):I(g)||await r(a,t,e,j(n),{[s]:c?C(k(n),c):k(n)},A)}));else if(I(g))b(w,t)&&await a(Aa+va(t)+La(t,E));else{const n=L(D(ea(w,t)),a=>a!=e),i={},o=[];Y(s??{},(a,t)=>{i[t]=C(n,t=>c?c(a?.[t]):a?.[t]),S(o,t)}),await r(a,t,e,n,i),await a(Aa+va(t)+La(t,E)+`AND${va(e)}NOT IN(${Ia(o)})`,o)}},async t=>{let e;return await a("BEGIN"),await R(async()=>e=await t(),s),await a("END"),e}]},Va=async(a,t,e,s,i)=>{const o=[1];await a(da+" INTO"+va(t)+"("+((...a)=>v(C(a,va),n))(e,...s)+")VALUES"+v(X(i,a=>"($"+o[0]+++","+Ia(a,o)+")"),n)+"ON CONFLICT("+va(e)+`)DO ${Ea} SET`+v(C(s,a=>va(a)+"=excluded."+va(a)),n),X(i,(a,t)=>[t,...C(a,a=>a??null)]).flat())},Qa=(a,t,e,n,s,i,o,[r,c,l],w,y,d,u,E,N)=>{const[g,A,T,$]=Ka(t,w,y,s,E,N),p=Ja(a,()=>$(async()=>{return await g(),a=(await A(r,c))[ra]?.[l]??"null",Q(K(a));var a}),a=>$(async()=>{await g(),await T(r,c,{[ra]:{[l]:V(a()??null)}},!0,!0)}),e,n,s,o,{[u]:()=>d,destroy:async()=>(await p.stopAutoPersisting(),i(),p)},0,d);return p},Za=(a,t,e,n,s,i,o,[r,c,[l,w,d]],u,E,N,g,A,T,$,O)=>{const[R,m,v,C]=Ka(t,u,E,s,A,T,$,O),I=(a,t)=>p(na(c,async([e,n,s,i,o],r)=>{t&&!(r in a)||await v(e,n,a[r],s,i,t,o)})),S=async(a,t)=>w?await v(d,ca,{[ra]:a},!0,!0,t):null,_=Ja(a,()=>C(async()=>{await R();const a=await(async()=>W(L(await p(na(r,async([a,t,e],n)=>[a,await m(n,t,e)])),a=>!z(a[1]))))(),t=await(async()=>l?(await m(d,ca))[ra]:{})();return z(a)&&y(t)?void 0:[a,t]}),(a,t)=>C(async()=>{if(await R(),y(t)){const[t,e]=a();await I(t),await S(e)}else await I(t[0],!0),await S(t[1],!0)}),e,n,s,o,{[g]:()=>N,destroy:async()=>(await _.stopAutoPersisting(),i(),_)},0,N);return _},at=/^([cd]:)(.+)/,tt=(a,n,s,r,c,l,w,y,d,u,g="getDb")=>{const T=((a,t)=>t?async(e,n)=>(t(e,n),await a(e,n)):a)(s,l),[$,,O,R]=(a=>{const e=(a=>B(Ha,N(a)?{[ha]:a}:a??{}))(a),n=e[Fa];if(e.mode==Da){const a=e[ha]??t;return[1,n,[a,e[Pa]??ca,e[Ma]??fa],Sa(a)]}const{tables:{load:s={},save:o={}}={},values:r={}}=e,c=A(k(B(Xa,r)),0,q(Xa)),l=c[2],w=Sa(l),y=Sa(l),d=Ya(s,{[Ga]:null,[Ua]:ca,[Ba]:i},Ga,a=>b(y,a),a=>_a(w,a)),u=Ya(o,{[ja]:null,[Ua]:ca,[xa]:0,[Wa]:0,[Ba]:null},ja,(a,t)=>b(y,t),(a,t)=>_a(w,t));var E;return E=(a,t)=>t[4]??=ea(d,t[0])?.[2]??i,h(u,(a,t)=>E(0,a)),[0,n,[d,u,c],w]})(n),I=e+(a=>{let t=2166136261;return m(Z.encode(a),a=>{t^=a,t+=(t<<1)+(t<<4)+(t<<7)+(t<<8)+(t<<24)}),t>>>0})(V(O)),L=t+"_"+I,S=async(a,e,n="",s="")=>{const i=Ca(t,a,I);return await T($a+Oa+Ra+i+`()RETURNS ${n}trigger AS $$ ${s}BEGIN ${e}END;$$ LANGUAGE plpgsql;`),i},_=async(a,t,e,n)=>(await T($a+a+"TRIGGER"+t+e+"EXECUTE "+Ra+n+"()"),t),f=a=>`PERFORM pg_notify('${L}',${a});`,P=(a,t)=>$?i:2===t?P(a,0)+" OR "+P(a,1):o(ea(O[0],a)?.[2]??i,ma,0==t?"NEW":"OLD"),M=(a,e)=>p(C([da,ua,Ea],(n,s)=>_(Oa,Ca(t,"d",I,a,n),`AFTER ${n} ON${va(a)}FOR EACH ROW WHEN(${P(a,s)})`,e)));return($?Qa:Za)(a,T,async a=>{const e=await S("c",`FOR row IN SELECT object_identity FROM pg_event_trigger_ddl_commands()${wa} command_tag='${pa}' LOOP ${f("'c:'||SPLIT_PART(row.object_identity,'.',2)")}END LOOP;`,"event_","DECLARE row record;");await _("EVENT ",Ca(t,"c",I),`ON ddl_command_end WHEN TAG IN('${pa}')`,e);const n=await S("d",f("'d:'||TG_TABLE_NAME")+"RETURN NULL;");return await p(C(D(R),async a=>(await T(pa+` IF NOT EXISTS${va(a)}("_id"text PRIMARY KEY)`),await M(a,n)))),[await r(L,t=>{return E((e=t,s=at,e?.match(s)),async([,t,e])=>{b(R,e)&&("c:"==t&&await M(e,n),a())});var e,s}),[e,n]]},async([a,t])=>{c(a),await T(`DROP FUNCTION IF EXISTS${v(t,",")}CASCADE`)},w,y,d,O,D(R),async(a,t)=>await a(la+` table_name tn,column_name cn FROM information_schema.columns ${wa} table_schema='public'AND table_name IN(${Ia(t)})`,t),u,g,"text",void 0,a=>J(a),a=>K(a))},et=async(a,t,e,n,s)=>tt(a,e,async(a,e=[])=>(await t.query(a,e)).rows,(a,e)=>t.listen(a,e),a=>R(a,s),n,s,$,3,t,"getPglite");export{et as createPglitePersister};