feat: 初始化

uni_modules/lime-shared/selectComponent/uvue.uts

@@ -0,0 +1,75 @@
+// @ts-nocheck
+import { type ComponentPublicInstance } from 'vue';
+// #ifdef APP
+function findChildren(selector: string, context: ComponentPublicInstance, needAll: boolean): ComponentPublicInstance [] | null{
+	let result:ComponentPublicInstance[] = []
+	
+	if(context !== null && context.$children.length > 0) {
+		const queue:ComponentPublicInstance[] = [...context.$children];
+		while(queue.length > 0) {
+			const child = queue.shift();
+			const name = child?.$options?.name;
+			if(name == selector) {
+				result.push(child as ComponentPublicInstance)
+			} else {
+				const children = child?.$children 
+				if(children !== null) {
+					queue.push(...children)
+				}
+			}
+			if(result.length > 0 && !needAll) {
+				break;
+			}
+		}
+	}
+	if(result.length > 0) {
+		return result
+	}
+	return null
+}
+
+class Query {
+	context : ComponentPublicInstance | null = null
+	selector : string = ''
+	// components : ComponentPublicInstance[] = []
+	constructor(selector : string, context : ComponentPublicInstance | null) {
+		this.selector = selector
+		this.context = context
+	}
+	in(context : ComponentPublicInstance) : Query {
+		return new Query(this.selector, context)
+	}
+	find(): ComponentPublicInstance | null {
+		const selector = this.selector
+		if(selector == '') return null
+		const component = findChildren(selector, this.context!, false)
+		return component != null ? component[0]: null
+	}
+	findAll():ComponentPublicInstance[] | null {
+		const selector = this.selector
+		if(selector == '') return null
+		return findChildren(selector, this.context!, true)
+	}
+	closest(): ComponentPublicInstance | null {
+		const selector = this.selector
+		if(selector == '') return null
+		let parent = this.context!.$parent
+		let name = parent?.$options?.name;
+		while (parent != null && (name == null || selector != name)) {
+			parent = parent.$parent
+			if (parent != null) {
+				name = parent.$options.name
+			}
+		}
+		return parent
+	}
+}
+
+export function selectComponent(selector: string): Query{
+	return new Query(selector, null)
+}
+// #endif
+
+// selectComponent('selector').in(this).find()
+// selectComponent('selector').in(this).findAll()
+// selectComponent('selector').in(this).closest()