29 lines
794 B
TypeScript
29 lines
794 B
TypeScript
import { computed, getCurrentInstance } from "vue"
|
|
|
|
export function useModel<Type>(
|
|
propName = "modelValue",
|
|
options: { type?: "object" | "array" } = {}
|
|
) {
|
|
const vm = getCurrentInstance()?.proxy
|
|
if (!vm) throw "useModel is called without an instance"
|
|
|
|
let valueToSet: (arg0: Type) => Type
|
|
|
|
// @ts-expect-error strange typing
|
|
if (options.type === "object") valueToSet = (value: object) => ({ ...value })
|
|
else if (options.type === "array")
|
|
// @ts-expect-error strange typing
|
|
valueToSet = (value: unknown[]) => [...value]
|
|
else valueToSet = (value: Type) => value
|
|
|
|
return computed<Type>({
|
|
get() {
|
|
// @ts-expect-error strange typing
|
|
return vm.$props[propName]
|
|
},
|
|
set(value) {
|
|
vm.$emit(`update:${propName}`, valueToSet(value))
|
|
},
|
|
})
|
|
}
|