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