"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var querying_1 = require("./querying");
var tagtypes_1 = require("./tagtypes");
function isTextNode(node) {
    return node.type === "text" /* Text */;
}
/* eslint-disable @typescript-eslint/camelcase */
var Checks = {
    tag_name: function (name) {
        if (typeof name === "function") {
            return function (elem) { return tagtypes_1.isTag(elem) && name(elem.name); };
        }
        else if (name === "*") {
            return tagtypes_1.isTag;
        }
        else {
            return function (elem) { return tagtypes_1.isTag(elem) && elem.name === name; };
        }
    },
    tag_type: function (type) {
        if (typeof type === "function") {
            return function (elem) { return type(elem.type); };
        }
        else {
            return function (elem) { return elem.type === type; };
        }
    },
    tag_contains: function (data) {
        if (typeof data === "function") {
            return function (elem) { return isTextNode(elem) && data(elem.data); };
        }
        else {
            return function (elem) { return isTextNode(elem) && elem.data === data; };
        }
    },
};
/* eslint-enable @typescript-eslint/camelcase */
function getAttribCheck(attrib, value) {
    if (typeof value === "function") {
        return function (elem) { return tagtypes_1.isTag(elem) && value(elem.attribs[attrib]); };
    }
    else {
        return function (elem) { return tagtypes_1.isTag(elem) && elem.attribs[attrib] === value; };
    }
}
function combineFuncs(a, b) {
    return function (elem) { return a(elem) || b(elem); };
}
function compileTest(options) {
    var funcs = Object.keys(options).map(function (key) {
        var value = options[key];
        return key in Checks
            ? Checks[key](value)
            : getAttribCheck(key, value);
    });
    return funcs.length === 0 ? null : funcs.reduce(combineFuncs);
}
function testElement(options, element) {
    var test = compileTest(options);
    return test ? test(element) : true;
}
exports.testElement = testElement;
function getElements(options, element, recurse, limit) {
    if (limit === void 0) { limit = Infinity; }
    var test = compileTest(options);
    return test ? querying_1.filter(test, element, recurse, limit) : [];
}
exports.getElements = getElements;
function getElementById(id, element, recurse) {
    if (recurse === void 0) { recurse = true; }
    if (!Array.isArray(element))
        element = [element];
    return querying_1.findOne(getAttribCheck("id", id), element, recurse);
}
exports.getElementById = getElementById;
function getElementsByTagName(name, element, recurse, limit) {
    if (limit === void 0) { limit = Infinity; }
    return querying_1.filter(Checks.tag_name(name), element, recurse, limit);
}
exports.getElementsByTagName = getElementsByTagName;
function getElementsByTagType(type, element, recurse, limit) {
    if (recurse === void 0) { recurse = true; }
    if (limit === void 0) { limit = Infinity; }
    return querying_1.filter(Checks.tag_type(type), element, recurse, limit);
}
exports.getElementsByTagType = getElementsByTagType;