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fix:修改更新当前组件方式为LRU、适配LRU更新到撤销和重做功能

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lhj
2024-11-16 14:45:24 +08:00
parent 081dd1327a
commit 0c99073376
1 changed files with 18 additions and 36 deletions
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54
src/stores/useSchemeStore.ts
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@ -1,30 +1,17 @@
import {defineStore} from 'pinia'; import { defineStore } from 'pinia';
import {IPageComponent} from '@/type/IPageComponent'; import { IPageComponent } from '@/type/IPageComponent';
import {sha256} from 'js-sha256'; import { sha256 } from 'js-sha256';
import { popFromStack, pushToStack, topFromStack } from '@/utils/LRU.ts';
// 缓存对象 // 缓存对象
const idToObjectCache = new Map<string, IPageComponent>(); const idToObjectCache = new Map<string, IPageComponent>();
// 栈维护函数
function pushToStack(stack: string[], id: string): void {
if (!stack.includes(id)) {
stack.push(id);
}
}
function popFromStack(stack: string[]): string | undefined {
return stack.pop();
}
function topFromStack(stack: string[]): string | undefined {
return stack.at(-1); // 使用 .at() 方法访问最后一个元素
}
function findObjectById(obj: any, targetId: string) { function findObjectById(obj: any, targetId: string) {
if (Array.isArray(obj)) { if (Array.isArray(obj)) {
for (let i = 0; i < obj.length; i++) { for (let i = 0; i < obj.length; i++) {
const item = obj[i]; const item = obj[i];
if (item.id === targetId) { if (item.id === targetId) {
return {item, index: i, parent: obj}; return { item, index: i, parent: obj };
} }
const found = findObjectById(item, targetId); const found = findObjectById(item, targetId);
if (found) return found; if (found) return found;
@ -93,38 +80,33 @@ export const useSchemeStore = defineStore('scheme', {
}, },
updateNowScheme(updates: Partial<IPageComponent>) { updateNowScheme(updates: Partial<IPageComponent>) {
debugger;
this.nowComponentsData = updates; this.nowComponentsData = updates;
pushToStack(this.selectedComponentStack, this.nowComponentsData.id); pushToStack(this.selectedComponentStack, this.nowComponentsData.id);
console.log("更新nowComponentsData",this.nowComponentsData); console.log("更新nowComponentsData", this.nowComponentsData);
console.log("更新selectedComponentStack",this.selectedComponentStack);
return this.nowComponentsData; return this.nowComponentsData;
}, },
deleteScheme(id: string) { deleteScheme(id: string) {
console.log("删除前,组件id",id) debugger;
console.log("删除前,栈",this.selectedComponentStack) console.log("删除前,组件id", id);
const currentStateHash = this.currentHash; const currentStateHash = this.currentHash;
const objToDelete = findObjectById(this.previewScheme, id); const objToDelete = findObjectById(this.previewScheme, id);
if (objToDelete) { if (objToDelete) {
const {item, index, parent} = objToDelete; const { item, index, parent } = objToDelete;
parent.splice(index, 1); parent.splice(index, 1);
idToObjectCache.delete(id); // 从缓存中删除 idToObjectCache.delete(id); // 从缓存中删除
// 清理 history 中的引用 // 清理 history 中的引用
this.cleanupReferences(id); this.cleanupReferences(id);
} }
this.saveNewState(currentStateHash); this.saveNewState(currentStateHash);
popFromStack(this.selectedComponentStack); popFromStack(this.selectedComponentStack);
console.log("scheme",this.previewScheme); const preComponentId = topFromStack(this.selectedComponentStack);
const preComponentId=topFromStack(this.selectedComponentStack) this.nowComponentsData = this.getSchemeObj(preComponentId || '');
console.log("删除后,栈",this.selectedComponentStack) console.log("删除后,栈", this.selectedComponentStack);
console.log("删除后,前一个组件id",preComponentId) console.log("删除后,前一个组件id", preComponentId);
const preObj=this.getSchemeObj(preComponentId) console.log("删除后,前一个组件", this.nowComponentsData);
console.log("删除后,前一个组件",preObj)
this.nowComponentsData = preObj;
}, },
cleanupReferences(id: string) { cleanupReferences(id: string) {
// 清理 nowComponentsData // 清理 nowComponentsData
@ -138,7 +120,7 @@ export const useSchemeStore = defineStore('scheme', {
if (historyState) { if (historyState) {
const obj = findObjectById(historyState, id); const obj = findObjectById(historyState, id);
if (obj) { if (obj) {
const {parent, index} = obj; const { parent, index } = obj;
parent.splice(index, 1); parent.splice(index, 1);
} }
} }
@ -150,7 +132,7 @@ export const useSchemeStore = defineStore('scheme', {
const prevState = this.history[this.currentIndex % HISTORY_LENGTH]; const prevState = this.history[this.currentIndex % HISTORY_LENGTH];
if (prevState) { if (prevState) {
this.previewScheme = prevState; this.previewScheme = prevState;
this.nowComponentsData = this.previewScheme[0] || {} as IPageComponent; this.nowComponentsData = this.getSchemeObj(topFromStack(this.selectedComponentStack) || '');
this.currentHash = sha256(JSON.stringify(this.previewScheme)); this.currentHash = sha256(JSON.stringify(this.previewScheme));
} }
} }
@ -161,7 +143,7 @@ export const useSchemeStore = defineStore('scheme', {
const nextState = this.history[this.currentIndex % HISTORY_LENGTH]; const nextState = this.history[this.currentIndex % HISTORY_LENGTH];
if (nextState) { if (nextState) {
this.previewScheme = nextState; this.previewScheme = nextState;
this.nowComponentsData = this.previewScheme[0] || {} as IPageComponent; this.nowComponentsData = this.getSchemeObj(topFromStack(this.selectedComponentStack) || '');
this.currentHash = sha256(JSON.stringify(this.previewScheme)); this.currentHash = sha256(JSON.stringify(this.previewScheme));
} }
} }