Notes/src/public/app/widgets/search_options/search_string.js

import AbstractSearchOption from "./abstract_search_option.js";
import SpacedUpdate from "../../services/spaced_update.js";
import server from "../../services/server.js";
import shortcutService from "../../services/shortcuts.js";
import appContext from "../../components/app_context.js";
import { t } from "../../services/i18n.js";
import { Tooltip } from "bootstrap";

const TPL = `
<tr>
    <td class="title-column">${t("search_string.title_column")}</td>
    <td>
        <textarea class="form-control search-string" placeholder="${t("search_string.placeholder")}"></textarea>
    </td>
    <td class="button-column">
        <div class="dropdown help-dropdown">
          <span class="bx bx-help-circle icon-action" data-bs-toggle="dropdown" aria-haspopup="true" aria-expanded="false"></span>
          <div class="dropdown-menu dropdown-menu-right p-4">
            <strong>${t("search_string.search_syntax")}</strong> - ${t("search_string.also_see")} <a href="#" data-help-page="search.html">${t("search_string.complete_help")}</a>

            <ul style="marigin-bottom: 0;">
                <li>${t("search_string.full_text_search")}</li>
                <li><code>#abc</code> - ${t("search_string.label_abc")}</li>
                <li><code>#year = 2019</code> - ${t("search_string.label_year")}</li>
                <li><code>#rock #pop</code> - ${t("search_string.label_rock_pop")}</li>
                <li><code>#rock or #pop</code> - ${t("search_string.label_rock_or_pop")}</li>
                <li><code>#year &lt;= 2000</code> - ${t("search_string.label_year_comparison")}</li>
                <li><code>note.dateCreated >= MONTH-1</code> - ${t("search_string.label_date_created")}</li>
            </ul>
          </div>
        </div>
        
        <span class="bx bx-x icon-action search-option-del"></span>
    </td>
</tr>`;

export default class SearchString extends AbstractSearchOption {
    static get optionName() {
        return "searchString";
    }
    static get attributeType() {
        return "label";
    }

    static async create(noteId) {
        await AbstractSearchOption.setAttribute(noteId, "label", "searchString");
    }

    doRender() {
        const $option = $(TPL);
        this.$searchString = $option.find(".search-string");
        this.$searchString.on("input", () => this.spacedUpdate.scheduleUpdate());

        shortcutService.bindElShortcut(this.$searchString, "return", async () => {
            // this also in effect disallows new lines in query string.
            // on one hand, this makes sense since search string is a label
            // on the other hand, it could be nice for structuring long search string. It's probably a niche case though.
            await this.spacedUpdate.updateNowIfNecessary();

            this.triggerCommand("refreshResults");
        });

        this.spacedUpdate = new SpacedUpdate(async () => {
            const searchString = this.$searchString.val();
            appContext.lastSearchString = searchString;

            await this.setAttribute("label", "searchString", searchString);

            if (this.note.title.startsWith(t("search_string.search_prefix"))) {
                await server.put(`notes/${this.note.noteId}/title`, {
                    title: `${t("search_string.search_prefix")} ${searchString.length < 30 ? searchString : `${searchString.substr(0, 30)}…`}`
                });
            }
        }, 1000);

        this.$searchString.val(this.note.getLabelValue("searchString"));

        return $option;
    }

    showSearchErrorEvent({ error }) {
        let tooltip = new Tooltip(this.$searchString, {
            trigger: "manual",
            title: `${t("search_string.error", { error })}`,
            placement: "bottom"
        });

        tooltip.show();

        setTimeout(() => tooltip.dispose(), 4000);
    }

    focusOnSearchDefinitionEvent() {
        this.$searchString
            .val(this.$searchString.val().trim() || appContext.lastSearchString)
            .focus()
            .select();
        this.spacedUpdate.scheduleUpdate();
    }
}