// ==UserScript==
// @name         Daggerfall Unity - NexusMods Know Issues
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  Shows a warning for Mods in the Know-IssuesList for Daggerfall mods on NexusMods.
// @author       Excoriated
// @match        https://www.nexusmods.com/daggerfallunity/mods/*
// @grant        GM_xmlhttpRequest
// @connect      docs.google.com
// @license      MIT
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';

    const sheetURL = "https://docs.google.com/spreadsheets/d/1q35AGp4v7ARCliygZdG8kJUYsfE339teE5I4PANqq3g/gviz/tq?tqx=out:json&gid=657665941";

    function getModName() {
        const el = document.querySelector("#pagetitle h1");
        return el ? el.textContent.trim() : null;
    }

    function showWarning(modName, reason, details) {
        const warningBox = document.createElement("div");
        warningBox.style.background = "red";
        warningBox.style.color = "white";
        warningBox.style.padding = "10px";
        warningBox.style.margin = "10px 0";
        warningBox.style.fontSize = "16px";
        warningBox.style.fontWeight = "bold";
        warningBox.style.borderRadius = "5px";
        warningBox.innerHTML = `<div style='text-align:center;font-size:2rem'>⚠ This Mod (${modName}) is in the know issues list.</div>`;
        warningBox.innerHTML += `<br /> Severity: ${reason}`;
        warningBox.innerHTML += `<br /> Details: ${details}<br />`;
        warningBox.innerHTML += ` <a href="https://docs.google.com/spreadsheets/d/1q35AGp4v7ARCliygZdG8kJUYsfE339teE5I4PANqq3g/edit#gid=657665941" target="_blank" style="color: yellow; text-decoration: underline;">Go to mod list</a>`;

        const container = document.querySelector(".container.tab-description");
        if (container) {
            container.prepend(warningBox);
        }
    }

    GM_xmlhttpRequest({
        method: "GET",
        url: sheetURL,
        onload: function(response) {
            try {
                const json = JSON.parse(response.responseText.substr(47).slice(0, -2));
                const rows = json.table.rows;

                const modName = getModName();
                if (!modName) return;

                const modNameNormalized = modName.trim().toLowerCase();

                for (let row of rows) {
                    const nameCell = row.c[1];
                    const reasonCell = row.c[2];
                    const detailsCell = row.c[3];

                    if (!nameCell) continue;

                    const sheetNameNormalized = nameCell.v.trim().toLowerCase();
                    const reason = reasonCell ? reasonCell.v : null;
                    const details = detailsCell ? detailsCell.v : null;

                    if (sheetNameNormalized === modNameNormalized) {
                        showWarning(modName, reason, details);
                        break;
                    }
                }
            } catch (e) {
                console.error("Error while parsing Google Sheet data:", e);
            }
        }
    });
})();