/*!
 * SAPUI5
 * Copyright (c) 2025 SAP SE or an SAP affiliate company. All rights reserved.
 */
import Log from "sap/base/Log";
import type SearchModel from "sap/esh/search/ui/SearchModel";
import { ISearchTermHandler } from "./ISearchTermHandler";

// @ts-expect-error - module will be available during transpilation. Types are not available yet.
import TCodeNavigation from "sap/ushell_abap/components/TCodeNavigation";
// @ts-expect-error - module will be available during transpilation. Types are not available yet.
import Extension from "sap/ushell/api/performance/Extension";
// @ts-expect-error - module will be available during transpilation. Types are not available yet.
import NavigationSource from "sap/ushell/api/performance/NavigationSource";
import i18n from "../i18n";
import { isCentralFioriLaunchpad } from "../SearchShellHelperCentralFioriLaunchpad";

interface TCodeNavigationErrorResultType extends Error {
    successful: boolean;
    messagecode:
        | "NAV_SUCCESS"
        | "NO_INBOUND_FOUND"
        | "UNKNOWN_ERROR"
        | "MANDATORY_PARAMETER_MISSING"
        | "DEFAULT_LADI_MISSING"
        | "DEFAULT_LADI_HAS_TILES_MISSING";
}

interface TCodeNavigationType {
    /**
     *
     * @param sTcode sTCode The transaction code to search for, can also be an App ID.
     * @param bExplace Indicates whether to open the navigation in a new tab.
     * @returns A promise that resolves to a boolean indicating the success of the navigation.
     */
    navigateByTCode(sTcode: string, bExplace: boolean): Promise<boolean>;
}

export default class TransactionsHandler implements ISearchTermHandler {
    private logger = Log.getLogger("sap.esh.search.ui.searchtermhandler.TransactionsHandler");

    constructor(private readonly searchModel: SearchModel) {}

    private logNavigationEvent(): void {
        try {
            const extension = new Extension();
            extension.addNavigationSource(NavigationSource.SearchCEP);
        } catch (e) {
            this.logger.error("Error logging navigation event for TCode", e as Error);
        }
    }

    private handleTCodeError(error: TCodeNavigationErrorResultType): void {
        let message = i18n.getText("error.TCodeUnknownError.message");
        let solution = i18n.getText("error.TCodeUnknownError.solution");
        switch (error?.messagecode) {
            case "MANDATORY_PARAMETER_MISSING":
                message = i18n.getText("error.TCodeMandatoryParameterMissingError.message");
                solution = i18n.getText("error.TCodeMandatoryParameterMissingError.solution");
                break;
            case "NO_INBOUND_FOUND":
                message = i18n.getText("error.TCodeNotFoundError.message");
                solution = i18n.getText("error.TCodeNotFoundError.solution");
                break;
            case "DEFAULT_LADI_MISSING":
                message = i18n.getText("error.TCodeDefaultLadiMissing.message");
                solution = i18n.getText("error.TCodeDefaultLadiMissing.solution");
                break;
            case "DEFAULT_LADI_HAS_TILES_MISSING":
                message = i18n.getText("error.TCodeLadiHasTilesMissing.message");
                solution = i18n.getText("error.TCodeLadiHasTilesMissing.solution");
                break;
        }
        if (this.searchModel.config.FF_useWebComponentsSearchInput) {
            // web component error handling
            this.searchModel.setProperty("/illustratedMessage", [
                {
                    titleText: message,
                    subtitleText: solution,
                    illustrationName: "UnableToUpload",
                    buttonText: i18n.getText("error.TCodeShowMoreInformation.solution"),
                    url: "https://me.sap.com/notes/3687260",
                },
            ]);
        } else {
            // fake some app suggestions for the error message:
            this.searchModel.setProperty("/suggestions", [
                {
                    icon: "sap-icon://error",
                    label: message,
                    uiSuggestionType: "App",
                },
                {
                    icon: "sap-icon://hint",
                    label: solution,
                    uiSuggestionType: "App",
                    url: "https://me.sap.com/notes/3687260",
                },
            ]);
        }
    }

    handleSearchTerm(searchTerm: string): Promise<void> | void {
        if (isCentralFioriLaunchpad()) {
            // no transaction handling in cFLP/multiprovider
            return;
        }

        let explace;

        // replace current app:
        if (searchTerm.toLowerCase().indexOf("/n") === 0) {
            explace = false;
        }
        // open in new window (explace):
        if (searchTerm.toLowerCase().indexOf("/o") === 0) {
            explace = true;
        }
        if (typeof explace !== "undefined") {
            this.searchModel.setProperty("/suggestions", []);
            let tCode = searchTerm.slice(2);
            tCode = tCode.trim();
            this.logNavigationEvent();
            return (TCodeNavigation as TCodeNavigationType)
                .navigateByTCode(tCode, explace)
                .then(() => {
                    this.searchModel.setSearchBoxTerm("", false);
                })
                .catch((error: TCodeNavigationErrorResultType) => {
                    this.handleTCodeError(error);
                    throw error;
                });
        }
    }
}