import useTranslation from "next-translate/useTranslation";
import Link from "next/link";
import { useRouter } from "next/router";
import { useState } from "react";
import AutoSuggest from "react-autosuggest";

const TitleContent = (props) => {
    const { dnsList } = props;

    const dnsSites = dnsList.value;

    const lowerCasedCompanies = dnsSites.map((company) => {
        return {
            id: company.ticketnumber,
            name: company.title,
        };
    });

    let { t } = useTranslation();

    const router = useRouter();
    const { locale } = router;

    const [value, setValue] = useState("");
    const [suggestions, setSuggestions] = useState([]);

    function getSuggestions(value) {
        return lowerCasedCompanies.filter((company) =>
            company.name.toLowerCase().includes(value.trim().toLowerCase())
        );
    }

    return (
        <div className="govuk-panel govuk-grid-column-two-thirds govuk-panel--header">
            <h1 className="govuk-panel__title">
                {t("dnsCommon:service-name")}
            </h1>
            <div className="govuk-panel__body">
                <p className="govuk-body-s">{t("dnsHome:title-paragraph")}</p>
            </div>
            <div className="govuk-form-group govuk-!-margin-bottom-0 flex-container react-autosuggest">
                <AutoSuggest
                    suggestions={suggestions}
                    onSuggestionsClearRequested={() => setSuggestions([])}
                    onSuggestionsFetchRequested={({ value }) => {
                        setValue(value);
                        setSuggestions(getSuggestions(value));
                    }}
                    onSuggestionSelected={(_, { suggestionValue }) =>
                        console.log("Selected: " + suggestionValue)
                    }
                    getSuggestionValue={(suggestion) => suggestion.name}
                    renderSuggestion={(suggestion) => (
                        <span>{suggestion.name}</span>
                    )}
                    inputProps={{
                        className: "govuk-input govuk-!-font-size-16",
                        placeholder: t(
                            "dnsHome:title-application-search-placeholder"
                        ),
                        value: value,
                        onChange: (_, { newValue, method }) => {
                            setValue(newValue);
                        },
                    }}
                    highlightFirstSuggestion={true}
                />
                <Link
                    href={
                        "/dns/" +
                        (value.indexOf(" - ") > 0
                            ? value.split(" - ")[1].split(" ").join("-")
                            : value)
                    }
                    className="govuk-button govuk-!-margin-bottom-0 "
                >
                    {t("dnsHome:title-application-search-button")}
                </Link>
            </div>
        </div>
    );
};

export default TitleContent;