128 lines
4.5 KiB
JavaScript
128 lines
4.5 KiB
JavaScript
import { TreeStore } from 'oak-memory-tree-store';
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import { TriggerExecutor } from 'oak-domain/lib/store/TriggerExecutor';
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import { RelationAuth } from "oak-domain/lib/store/RelationAuth";
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;
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;
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export class DebugStore extends TreeStore {
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executor;
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relationAuth;
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dataLoaded;
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dataLoadedLock;
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dataLoadedLockUnlocker = () => undefined;
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constructor(storageSchema, contextBuilder, authDeduceRelationMap, selectFreeEntities, updateFreeDict) {
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super(storageSchema);
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this.dataLoaded = false;
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this.dataLoadedLock = new Promise((resolve) => {
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this.dataLoadedLockUnlocker = () => resolve();
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});
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this.executor = new TriggerExecutor((cxtString) => contextBuilder(cxtString)(this));
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this.relationAuth = new RelationAuth(storageSchema, authDeduceRelationMap, selectFreeEntities, updateFreeDict);
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}
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async exec(script, txnId) {
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throw new Error('debugStore dont support exec script directly');
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}
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aggregate(entity, aggregation, context, option) {
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return this.aggregateAsync(entity, aggregation, context, option);
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}
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begin(option) {
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return super.beginAsync();
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}
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commit(txnId) {
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return super.commitAsync(txnId);
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}
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rollback(txnId) {
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return super.rollbackAsync(txnId);
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}
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async cascadeUpdateAsync(entity, operation, context, option) {
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// 如果是在modi处理过程中，所有的trigger也可以延时到apply时再处理（这时候因为modi中的数据并不实际存在，处理会有问题）
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if (!option.blockTrigger) {
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await this.executor.preOperation(entity, operation, context, option);
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}
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const result = await super.cascadeUpdateAsync(entity, operation, context, option);
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if (!option.blockTrigger) {
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await this.executor.postOperation(entity, operation, context, option);
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}
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return result;
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}
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async operate(entity, operation, context, option) {
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if (!this.dataLoaded) {
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await this.dataLoadedLock;
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}
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const autoCommit = !context.getCurrentTxnId();
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let result;
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if (autoCommit) {
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await context.begin();
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}
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/**
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* 这里似乎还有点问题，如果在后续的checker里增加了cascadeUpdate，是无法在一开始检查权限的
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* 后台的DbStore也一样 by Xc 20230801
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*/ if (autoCommit) {
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await context.begin();
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}
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try {
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await this.relationAuth.checkRelationAsync(entity, operation, context);
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result = await super.operateAsync(entity, operation, context, option);
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}
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catch (err) {
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await context.rollback();
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throw err;
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}
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if (autoCommit) {
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await context.commit();
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}
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return result;
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}
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async select(entity, selection, context, option) {
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if (!this.dataLoaded) {
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await this.dataLoadedLock;
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}
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const autoCommit = !context.getCurrentTxnId();
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if (autoCommit) {
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await context.begin();
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}
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Object.assign(selection, {
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action: 'select',
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});
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// select的trigger应加在根结点的动作之前
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try {
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if (!option.blockTrigger) {
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await this.executor.preOperation(entity, selection, context, option);
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}
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if (!option.dontCollect) {
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await this.relationAuth.checkRelationAsync(entity, selection, context);
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}
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const result = await super.selectAsync(entity, selection, context, option);
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if (!option.blockTrigger) {
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await this.executor.postOperation(entity, selection, context, option, result);
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}
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if (autoCommit) {
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await context.commit();
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}
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return result;
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}
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catch (err) {
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if (autoCommit) {
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await context.rollback();
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}
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throw err;
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}
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}
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async count(entity, selection, context, option) {
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if (!this.dataLoaded) {
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await this.dataLoadedLock;
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}
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return super.countAsync(entity, selection, context, option);
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}
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registerTrigger(trigger) {
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this.executor.registerTrigger(trigger);
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}
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registerChecker(checker) {
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this.executor.registerChecker(checker);
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}
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resetInitialData(initialData, stat) {
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super.resetInitialData(initialData, stat);
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this.dataLoaded = true;
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this.dataLoadedLockUnlocker();
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}
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}
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