import { Utils } from "./utils"

type FilterCondition = "includes" | "notIncludes" | "isEmpty" | "isNotEmpty"

class FilterClause {
	propertyId: string
	condition: FilterCondition
	values: string[]

	static filterConditionDisplayString(filterCondition: FilterCondition) {
		switch (filterCondition) {
			case "includes": return "includes"
			case "notIncludes": return "doesn't include"
			case "isEmpty": return "is empty"
			case "isNotEmpty": return "is not empty"
			default: {
				Utils.assertFailure()
				return "(unknown)"
			}
		}
	}

	constructor(o: any = {}) {
		this.propertyId = o.propertyId || ""
		this.condition = o.condition || "includes"
		this.values = o.values?.slice() || []
	}

	isEqual(o: FilterClause) {
		return (
			this.propertyId === o.propertyId &&
			this.condition === o.condition &&
			Utils.arraysEqual(this.values, o.values)
		)
	}
}

export { FilterClause, FilterCondition }