import cases from "./cases.ts";
import { core, formatCaseIndex } from '../base.ts';
import { Tag, TokenTag } from "../../search/tags.ts";
import { recursiveValues } from "../../util/object.ts";

cases.forEach(({ input, mustHave, mustNotHave, force }, i) => {
	Deno.test(`Deinflection ${formatCaseIndex(i, cases.length)} - ${input}`, async () => {
		var terms = await core.search.terms(input);

		if (terms.length == 0)
			throw new Error("No parsed terms for input");

		// console.log(terms);
		terms = terms.filter(t => t.source == input);
		if (force)
			terms = terms.filter(t => t.reading == force.reading && t.writing == force.writing);
		var result = terms[0];

		if (!result)
			throw new Error("No deconjugation found for input");

		function bail(msg: string) {
			console.log(`  wanted tags: ${mustHave.join(" + ")}`);
			console.log(`unwanted tags: ${mustNotHave.join(" + ")}`);
			console.log(`actual result: ${result.writing} + ${result.tags.filter(tag => recursiveValues(Tag.Inflection).includes(tag) && !recursiveValues(Tag.Inflection.Reason).includes(tag)).join(" + ")}`);
			throw new Error(msg);
		}

		let tag: TokenTag;
		for (tag of mustHave)
			if (!result.tags.includes(tag))
				return bail(`Deconjugation doesn't include required tag ${tag}`);

		for (tag of mustNotHave)
			if (result.tags.includes(tag))
				return bail(`Deconjugation includes unallowed tag ${tag}`);
	});
})