// ==UserScript==
// @name         Grepolis Remote Control
// @namespace    http://tampermonkey.net/
// @version      3.5.9
// @description  Polls grepo.haunter-pets.top for remote commands and executes them in-game (Multi-Player)
// @author       Dimitrios
// @match        https://*.grepolis.com/game/*
// @grant        unsafeWindow
// @updateURL    https://git.haunter-pets.top/haunter/grepo-remote/raw/branch/main/GrepolisRemoteControl.user.js
// @downloadURL  https://git.haunter-pets.top/haunter/grepo-remote/raw/branch/main/GrepolisRemoteControl.user.js
// ==/UserScript==

(function () {
    'use strict';

    const uw = typeof unsafeWindow !== 'undefined' ? unsafeWindow : window;
    const BASE_URL = 'https://grepo.haunter-pets.top';

    // ---- Jitter helpers -----------------------------------------------
    // Returns a random integer between min and max (inclusive)
    function randInt(min, max) {
        return Math.floor(Math.random() * (max - min + 1)) + min;
    }
    // Schedules fn to run after a random ms delay, then reschedules itself
    function jitterLoop(fn, minMs, maxMs) {
        function schedule() {
            setTimeout(async () => {
                await fn();
                schedule(); // reschedule with a NEW random delay every time
            }, randInt(minMs, maxMs));
        }
        schedule();
    }

    // ----------------------------------------------------------------
    // Toolbar indicator button
    // ----------------------------------------------------------------
    const btnHtml = `
        <div class="divider"></div>
        <div class="activity" id="grc_btn"
             style="filter: brightness(70%) sepia(100%) hue-rotate(200deg) saturate(1000%) contrast(0.8);">
            <p id="grc_label" style="position:relative;top:-8px;font-weight:bold;z-index:6;">Remote</p>
        </div>`;

    let paused = false;

    function togglePause() {
        paused = !paused;
        const label = document.getElementById('grc_label');
        const btn = document.getElementById('grc_btn');
        if (paused) {
            label.textContent = 'Paused';
            btn.style.filter = 'brightness(70%) sepia(100%) hue-rotate(-50deg) saturate(1000%) contrast(0.8)';
        } else {
            label.textContent = 'Remote';
            btn.style.filter = 'brightness(294%) sepia(100%) hue-rotate(200deg) saturate(1000%) contrast(0.8)';
        }
        log(`Remote is now ${paused ? 'PAUSED' : 'ACTIVE'}`);
    }

    setTimeout(() => {
        if (!document.getElementById('grc_btn')) {
            uw.$('.tb_activities, .toolbar_activities').find('.middle').append(btnHtml);
        }
    }, 4000);

    uw.$(document).on('click', '#grc_btn', togglePause);

    // ----------------------------------------------------------------
    // Helpers
    // ----------------------------------------------------------------
    function log(msg) {
        console.log(`[GRC] ${msg}`);
    }

    function sleep(ms) {
        return new Promise(r => setTimeout(r, ms));
    }

    // ----------------------------------------------------------------
    // Push town state to relay
    // ----------------------------------------------------------------
    function gatherState() {
        const towns = uw.ITowns?.towns || {};
        const player = uw.Game?.player_name || '';
        const player_id = uw.Game?.player_id ?? null;
        const alliance_id = uw.Game?.alliance_id ?? null;
        let alliance_name = null;
        try {
            const pm = uw.MM.getModels().Player[player_id];
            if (pm && pm.attributes) alliance_name = pm.attributes.alliance_name;
            console.log("GrepoRemote: Extracted alliance_name =", alliance_name);
        } catch (e) {
            console.log("GrepoRemote: Failed to extract alliance_name", e);
        }

        const total_points = uw.Game?.player_points ?? 0;
        const world = uw.Game?.world_id || '';

        const townList = Object.values(towns).map(town => {
            const res = town.resources();
            const buildings = town.buildings()?.attributes ?? {};

            const unitsObj = {};
            try {
                const units = town.units();
                if (units) {
                    Object.keys(units).forEach(k => {
                        unitsObj[k] = typeof units[k] === 'number'
                            ? units[k]
                            : (units[k]?.getAmount?.() ?? 0);
                    });
                }
            } catch (e) { }

            let buildQueue = [];
            try {
                const bo = town.buildingOrders?.();
                if (bo?.models) buildQueue = bo.models.map(m => m.attributes);
            } catch (e) { }

            let buildDataMap = {};
            try {
                const buildDataRaw = uw.MM?.getModels?.()?.BuildingBuildData?.[town.id]?.attributes?.building_data || {};
                for (const k in buildDataRaw) {
                    buildDataMap[k] = {
                        buildable: buildDataRaw[k].buildable,
                        dependencies: buildDataRaw[k].dependencies_fulfilled !== false,
                        wood: buildDataRaw[k].resources_for?.wood || 0,
                        stone: buildDataRaw[k].resources_for?.stone || 0,
                        iron: buildDataRaw[k].resources_for?.iron || 0,
                        pop: buildDataRaw[k].population_for || 0,
                        build_time: buildDataRaw[k].building_time || '',
                        can_upgrade: !!buildDataRaw[k].can_upgrade,
                        enough_resources: !!buildDataRaw[k].enough_resources,
                        missing_dependencies: buildDataRaw[k].missing_dependencies || [],
                        has_max_level: !!buildDataRaw[k].has_max_level
                    };
                }
            } catch (e) {
                log(`Failed to gather build data: ${e}`);
            }

            // ---- Storage capacity -----------------------------------------------
            // res.storage / res.storage_capacity are always 0 in Grepolis.
            // Real capacity lives in GameData keyed by the storage building level.
            let storageCapacity = 0;
            try {
                // Strategy 1: dedicated getter (exists on some server versions)
                storageCapacity = town.getStorageCapacity?.() || 0;

                // Strategy 2: GameData.buildingData.storage.max_storage[level]
                if (!storageCapacity) {
                    const storageLevel = buildings.storage ?? 0;
                    const gd = uw.GameData?.buildingData?.storage;
                    storageCapacity = gd?.max_storage?.[storageLevel]
                        || gd?.storage?.[storageLevel]
                        || 0;
                }

                // Strategy 3: resource object fallback keys
                if (!storageCapacity) {
                    storageCapacity = res.capacity || res.storage_capacity || res.storage || 0;
                }
            } catch (e) {
                log(`storage capacity lookup failed: ${e}`);
            }

            // ---- Market / Trade capacity -----------------------------------------
            let marketCapacity = 0;
            try {
                const marketLevel = buildings.market ?? 0;
                const gd = uw.GameData?.buildingData?.market;
                marketCapacity = gd?.capacity_per_level?.[marketLevel] || 0;

                // Add Trade Office bonus if present
                if (buildings.trade_office && buildings.trade_office > 0) {
                    marketCapacity += (uw.GameData?.buildingData?.trade_office?.capacity_extra_per_level || 500) * marketLevel;
                }
            } catch (e) {
                log(`market capacity lookup failed: ${e}`);
            }

            // ---- Coordinates & sea zone -----------------------------------------
            let x = null, y = null, sea = null;
            try {
                x = town.getIslandCoordinateX?.() ?? null;
                y = town.getIslandCoordinateY?.() ?? null;
                if (typeof x === 'number' && typeof y === 'number') {
                    sea = Math.floor(x / 100) * 10 + Math.floor(y / 100);
                }
            } catch (e) { }

            // ---- Researches -----------------------------------------------------
            let researches = {};
            try {
                const r = town.researches?.();
                if (r) researches = r.attributes ?? (typeof r === 'object' ? r : {});
            } catch (e) { log(`[Debug] town.researches() failed: ${e}`); }

            // ---- Unit Data (Costs & Dependencies) -------------------------------
            let unitDataMap = {};
            try {
                const gdUnits = uw.GameData?.units || {};

                for (const u in gdUnits) {
                    if (u === 'militia') continue;

                    const reqBuildings = gdUnits[u].building_dependencies || {};
                    const reqResearch = gdUnits[u].research_dependencies || [];

                    let missing_deps = {};
                    for (const reqB in reqBuildings) {
                        if ((buildings[reqB] || 0) < reqBuildings[reqB]) {
                            missing_deps[reqB] = { name: reqB, needed_level: reqBuildings[reqB] };
                        }
                    }
                    for (const reqR of reqResearch) {
                        if (!researches[reqR]) {
                            missing_deps[reqR] = { name: reqR, needed_level: 'Έρευνα' };
                        }
                    }

                    const cost = gdUnits[u].resources || {};
                    const w = cost.wood || 0;
                    const s = cost.stone || 0;
                    const i = cost.iron || 0;

                    let enough = true;
                    if (res.wood < w || res.stone < s || res.iron < i) enough = false;

                    unitDataMap[u] = {
                        wood: w,
                        stone: s,
                        iron: i,
                        pop: gdUnits[u].population || 0,
                        build_time: gdUnits[u].build_time || 0,
                        enough_resources: enough,
                        missing_dependencies: missing_deps
                    };
                }
            } catch (e) { log(`Failed to gather unit data: ${e}`); }

            // ---- Farm town data -----------------------------------------------
            let farms = [];
            try {
                const farmCollection = uw.MM.getOnlyCollectionByName('FarmTown');
                const relCollection = uw.MM.getOnlyCollectionByName('FarmTownPlayerRelation');
                if (farmCollection && relCollection) {
                    const ix = town.getIslandCoordinateX?.();
                    const iy = town.getIslandCoordinateY?.();
                    farmCollection.models.forEach(farm => {
                        if (farm.attributes.island_x !== ix || farm.attributes.island_y !== iy) return;
                        relCollection.models.forEach(rel => {
                            if (rel.attributes.farm_town_id === farm.attributes.id &&
                                rel.attributes.relation_status >= 1) {
                                farms.push({
                                    farm_town_id: farm.attributes.id,
                                    farm_name: farm.attributes.name || '',
                                    relation_id: rel.id,
                                    relation_status: rel.attributes.relation_status,
                                    expansion_stage: rel.attributes.expansion_stage || 0,
                                    expansion_at: rel.attributes.expansion_at || 0,
                                    lootable_at: rel.attributes.lootable_at || 0
                                });
                            }
                        });
                    });
                }
            } catch (e) { }

            // ---- Extra town flags -----------------------------------------------
            let has_premium = false;
            let bonuses = {};
            let wonder_points = 0;
            try {
                has_premium = uw.GameDataPremium?.isAdvisorActivated?.('curator') || false;
            } catch (e) { }

            return {
                town_id: town.id,
                town_name: town.name,
                x, y, sea,
                wood: res.wood,
                stone: res.stone,
                iron: res.iron,
                storage: storageCapacity,
                market_capacity: marketCapacity,
                population: res.population,
                points: town.getPoints?.() ?? 0,
                god: town.god?.() ?? null,
                buildings,
                units: unitsObj,
                buildingOrder: buildQueue,
                buildData: buildDataMap,
                unitData: unitDataMap,
                researches,
                has_premium,
                bonuses,
                wonder_points,
                alliance_name,
                farms,
            };
        });

        return { player, player_id, alliance_id, total_points, world_id: world, towns: townList };
    }

    function pushState() {
        if (paused) return;
        try {
            const payload = gatherState();
            fetch(`${BASE_URL}/api/state`, {
                method: 'POST',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify(payload)
            })
                .then(() => log(`State pushed — ${payload.towns.length} towns`))
                .catch(e => log(`State push failed: ${e}`));
        } catch (e) {
            log(`gatherState error: ${e}`);
        }
    }

    // ----------------------------------------------------------------
    // AJAX Interceptor for Zero-Delay Push
    // ----------------------------------------------------------------
    let pushTimeout = null;
    function debouncedPushState() {
        if (paused) return;
        if (pushTimeout) clearTimeout(pushTimeout);
        pushTimeout = setTimeout(() => {
            log('⚡ State change detected (AJAX). Syncing to Remote...');
            pushState();
        }, 1200); // Wait 1.2s for memory models to update after AJAX finishes
    }

    if (uw.$) {
        uw.$(document).ajaxComplete(function (e, xhr, opt) {
            if (!opt || !opt.url) return;

            // Ignore requests to our own bot server or map data
            if (opt.url.includes(BASE_URL)) return;
            if (opt.url.includes('map_tiles')) return;

            // Most game actions use "action=" parameter
            // Switching towns uses "switch_town"
            if (opt.url.includes('action=') || opt.url.includes('switch_town')) {
                debouncedPushState();
            }
        });
    }

    // ----------------------------------------------------------------
    // Report command result back to relay
    // ----------------------------------------------------------------
    function reportResult(cmdId, status, message) {
        fetch(`${BASE_URL}/api/commands/${cmdId}/result`, {
            method: 'POST',
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify({ status, message })
        }).catch(e => log(`reportResult failed: ${e}`));
    }

    // ----------------------------------------------------------------
    // Captcha detection via MutationObserver
    // Watches document.body for #hcaptcha_window being added/removed.
    // Confirmed selector from live DOM: DIV#hcaptcha_window > DIV.h-captcha
    // ----------------------------------------------------------------
    let captchaActive = false;

    function reportCaptcha(detected) {
        const player_id = uw.Game?.player_id;
        if (!player_id) return;
        fetch(`${BASE_URL}/api/captcha/alert?player_id=${player_id}`, {
            method: 'POST',
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify({ detected })
        }).catch(e => log(`captcha report failed: ${e}`));
    }

    function detectCaptcha() {
        setInterval(() => {
            const win = document.getElementById('hcaptcha_window');
            let isVisible = false;

            if (win) {
                // Check if it's actually visible on screen (not display: none by the game)
                const style = window.getComputedStyle(win);
                if (style.display !== 'none' && style.visibility !== 'hidden') {
                    isVisible = true;
                }
            }

            if (isVisible && !captchaActive) {
                captchaActive = true;
                paused = true;
                const label = document.getElementById('grc_label');
                const btn = document.getElementById('grc_btn');
                if (label) label.textContent = '⚠ CAPTCHA';
                if (btn) btn.style.filter = 'brightness(70%) sepia(100%) hue-rotate(300deg) saturate(1000%) contrast(0.8)';
                log('⚠ CAPTCHA detected — bot paused, alerting server');
                reportCaptcha(true);
            } else if (!isVisible && captchaActive) {
                captchaActive = false;
                // Don't auto-resume — let the user click the button manually
                log('✅ Captcha resolved — alert cleared (bot remains paused)');
                reportCaptcha(false);
            }
        }, 1000);
    }

    // ----------------------------------------------------------------
    // Execute: Farm Upgrade / Unlock
    // Iterates all farm relations. Locked villages (status 0) get
    // unlocked; unlocked villages below max level get upgraded.
    // Uses random 800ms–2000ms delay between each action.
    // payload.threshold = minimum kill points to keep (default 0)
    // ----------------------------------------------------------------
    async function executeFarmUpgrade(cmd) {
        const threshold = parseInt(cmd.payload?.threshold ?? 0);
        const now = Math.floor(Date.now() / 1000);

        let farmModels, relModels;
        try {
            farmModels = uw.MM.getOnlyCollectionByName('FarmTown')?.models;
            relModels = uw.MM.getOnlyCollectionByName('FarmTownPlayerRelation')?.models;
        } catch (e) {
            return { ok: false, msg: `Cannot access farm collections: ${e.message}` };
        }
        if (!farmModels || !relModels) {
            return { ok: false, msg: 'Farm collections not loaded yet' };
        }

        // Build polis list (one town per island)
        const islandsSeen = new Set();
        const polisList = [];
        try {
            for (const town of uw.MM.getCollections().Town[0].models) {
                const { on_small_island, island_id, id } = town.attributes;
                if (on_small_island) continue;
                if (!islandsSeen.has(island_id)) {
                    islandsSeen.add(island_id);
                    polisList.push(id);
                }
            }
        } catch (e) {
            return { ok: false, msg: `Cannot build town list: ${e.message}` };
        }

        let upgraded = 0;
        let unlocked = 0;
        let skipped = 0;
        let errors = 0;

        for (const town_id of polisList) {
            const town = uw.ITowns?.towns?.[town_id];
            if (!town) continue;
            const ix = town.getIslandCoordinateX();
            const iy = town.getIslandCoordinateY();
            if (ix == null || iy == null) continue;

            for (const farm of farmModels) {
                if (farm.attributes.island_x !== ix || farm.attributes.island_y !== iy) continue;

                for (const rel of relModels) {
                    if (rel.attributes.farm_town_id !== farm.attributes.id) continue;

                    const status = rel.attributes.relation_status;
                    const level = rel.attributes.expansion_stage || 0;
                    const expAt = rel.attributes.expansion_at || 0;

                    // Skip if upgrade already in progress
                    if (expAt > now) { skipped++; continue; }
                    // Skip if already max level
                    if (status === 1 && level >= 5) { skipped++; continue; }
                    // Skip if locked and we can't unlock (status -1 means enemy)
                    if (status < 0) { skipped++; continue; }

                    const isLocked = status === 0;
                    const action = isLocked ? 'unlock' : 'upgrade';

                    const requestedAction = cmd.payload?.action_type;
                    if (requestedAction && requestedAction !== action) {
                        skipped++; continue;
                    }

                    if (paused) {
                        return { ok: false, msg: 'Aborted due to pause/captcha' };
                    }

                    log(`Farm ${action}: farm_id=${farm.attributes.id} level=${level} town=${town_id}`);
                    try {
                        uw.gpAjax.ajaxPost('frontend_bridge', 'execute', {
                            model_url: `FarmTownPlayerRelation/${rel.id}`,
                            action_name: action,
                            arguments: { farm_town_id: farm.attributes.id },
                            town_id
                        });
                        isLocked ? unlocked++ : upgraded++;
                    } catch (e) { errors++; }

                    // Random delay between actions: 1200ms – 2500ms
                    await sleep(randInt(1200, 2500));
                }
            }
        }

        pushState(); // refresh farm data after upgrades
        return { ok: true, msg: `Farm upgrade done: ${unlocked} unlocked, ${upgraded} upgraded, ${skipped} skipped, ${errors} errors` };
    }

    // ----------------------------------------------------------------
    // Execute: Farm Loot
    // Claims all ready farm towns across all towns that match
    // the cmd payload (town_ids list + loot_option).
    // Between-claim delay: random 500ms–1500ms (never below 500ms)
    // Between-town-group delay: random 30s–90s
    // ----------------------------------------------------------------
    async function executeFarmLoot(cmd) {
        const { loot_option } = cmd.payload || {};
        const option = parseInt(loot_option) || 1;
        const now = Math.floor(Date.now() / 1000);

        let farmModels, relModels;
        try {
            farmModels = uw.MM.getOnlyCollectionByName('FarmTown')?.models;
            relModels = uw.MM.getOnlyCollectionByName('FarmTownPlayerRelation')?.models;
        } catch (e) {
            return { ok: false, msg: `Cannot access farm collections: ${e.message}` };
        }
        if (!farmModels || !relModels) {
            return { ok: false, msg: 'Farm collections not loaded yet — open island view first' };
        }

        // Build island groups using MM (all towns, not just visible)
        const islandTownsMap = {}; // island_id -> [town_id1, town_id2]
        try {
            const allTowns = uw.MM.getCollections().Town[0].models;
            for (const town of allTowns) {
                const { on_small_island, island_id, id } = town.attributes;
                if (on_small_island) continue;
                if (!islandTownsMap[island_id]) islandTownsMap[island_id] = [];
                islandTownsMap[island_id].push(id);
            }
        } catch (e) {
            return { ok: false, msg: `Cannot build town list: ${e.message}` };
        }
        const islandList = Object.keys(islandTownsMap);

        log(`Farm: processing ${islandList.length} islands with option=${option}`);

        let claimed = 0;
        let skipped = 0;
        let errors = 0;

        for (let i = 0; i < islandList.length; i++) {
            const island_id = islandList[i];
            const townIds = islandTownsMap[island_id];

            let selected_town_id = null;
            let lowest_total_res = Infinity;

            for (const t_id of townIds) {
                const t = uw.ITowns?.towns?.[t_id];
                if (!t) continue;

                let storageCapacity = t.getStorageCapacity?.() || 0;
                if (!storageCapacity) {
                    const buildings = t.buildings?.()?.attributes || {};
                    const storageLevel = buildings.storage ?? 0;
                    const gd = uw.GameData?.buildingData?.storage;
                    storageCapacity = gd?.max_storage?.[storageLevel] || gd?.storage?.[storageLevel] || 0;
                }

                const res = t.resources?.() || {};
                const w = res.wood || 0;
                const s = res.stone || 0;
                const ir = res.iron || 0;

                // If completely full (all 3 resources >= max storage), skip this town
                if (storageCapacity > 0 && w >= storageCapacity && s >= storageCapacity && ir >= storageCapacity) {
                    continue;
                }

                // Pick town with most space (lowest total resources)
                const total_res = w + s + ir;
                if (total_res < lowest_total_res) {
                    lowest_total_res = total_res;
                    selected_town_id = t_id;
                }
            }

            if (!selected_town_id) {
                log(`Farm: Skipping island ${island_id} (All towns are 100% full)`);
                skipped++;
                continue;
            }

            const town_id = selected_town_id;
            const town = uw.ITowns?.towns?.[town_id];
            if (!town) { skipped++; continue; }

            // Use the same method as the original script
            const ix = town.getIslandCoordinateX();
            const iy = town.getIslandCoordinateY();

            if (ix == null || iy == null) { skipped++; continue; }

            // Find ready farms on this island (mirrors original getLootableFarms exactly)
            const readyFarms = [];
            for (const farm of farmModels) {
                if (farm.attributes.island_x !== ix || farm.attributes.island_y !== iy) continue;
                for (const rel of relModels) {
                    if (
                        rel.attributes.farm_town_id === farm.attributes.id &&
                        rel.attributes.relation_status === 1 &&
                        (!rel.attributes.lootable_at || now >= rel.attributes.lootable_at)
                    ) {
                        readyFarms.push({
                            town_id,
                            farm_town_id: rel.attributes.farm_town_id,
                            relation_id: rel.id
                        });
                    }
                }
            }

            if (readyFarms.length === 0) { skipped++; continue; }
            log(`Farm: ${readyFarms.length} ready on island of town ${town_id}`);

            for (const farm of readyFarms) {
                if (paused) {
                    return { ok: false, msg: 'Aborted due to pause/captcha' };
                }

                try {
                    uw.gpAjax.ajaxPost('frontend_bridge', 'execute', {
                        model_url: `FarmTownPlayerRelation/${farm.relation_id}`,
                        action_name: 'claim',
                        arguments: { farm_town_id: farm.farm_town_id, type: 'resources', option },
                        town_id: farm.town_id
                    });
                    claimed++;
                } catch (e) { errors++; }

                // Random per-claim delay: 1000ms – 2200ms
                await sleep(randInt(1000, 2200));
            }

            // Refresh map icons after claiming (same as original)
            try { uw.WMap.removeFarmTownLootCooldownIconAndRefreshLootTimers(); } catch (e) { }

            // Random between-island delay: 30s – 90s (only if more islands remain)
            if (i < islandList.length - 1) {
                if (paused) return { ok: false, msg: 'Aborted due to pause/captcha' };
                const gap = randInt(30000, 90000);
                log(`Farm: island done. Waiting ${(gap / 1000).toFixed(0)}s before next island...`);
                await sleep(gap);
            }
        }

        return { ok: true, msg: `Farm done: ${claimed} claimed, ${skipped} islands skipped, ${errors} errors` };
    }


    // ----------------------------------------------------------------
    // Execute: Build
    // ----------------------------------------------------------------
    async function executeBuild(cmd) {
        const { town_id, payload } = cmd;
        const { building_id } = payload;

        const town = uw.ITowns?.getTown?.(town_id) || uw.ITowns?.towns?.[town_id];
        if (!town) {
            return { ok: false, msg: `Town ${town_id} not found in ITowns` };
        }

        // Check build queue
        const queueLen = town.buildingOrders?.()?.length ?? 0;
        const hasCurator = uw.GameDataPremium?.isAdvisorActivated?.('curator');
        const maxQueue = hasCurator ? 7 : 2;
        if (queueLen >= maxQueue) {
            return { ok: false, requeue: true, msg: `Build queue full (${queueLen}/${maxQueue})` };
        }

        // Check resources
        try {
            const buildData = uw.MM.getModels?.()?.BuildingBuildData?.[town_id]
                ?.attributes?.building_data?.[building_id];
            if (buildData) {
                const res = town.resources();
                const { resources_for, population_for } = buildData;
                if (town.getAvailablePopulation?.() < population_for) {
                    return { ok: false, requeue: true, msg: `Not enough population for ${building_id}` };
                }
                if (res.wood < resources_for.wood || res.stone < resources_for.stone || res.iron < resources_for.iron) {
                    return { ok: false, requeue: true, msg: `Not enough resources for ${building_id}` };
                }
            }
        } catch (e) {
            log(`Resource check skipped: ${e}`);
        }

        // Fire the build request — with a human-like reaction delay
        const reactionMs = randInt(800, 2500);
        log(`Waiting ${reactionMs}ms before firing buildUp (reaction time)...`);
        await sleep(reactionMs);

        if (paused) return { ok: false, msg: 'Aborted due to pause/captcha' };

        uw.gpAjax.ajaxPost('frontend_bridge', 'execute', {
            model_url: 'BuildingOrder',
            action_name: 'buildUp',
            arguments: { building_id },
            town_id
        });

        await sleep(500);
        return { ok: true, msg: `buildUp ${building_id} queued` };
    }

    // ----------------------------------------------------------------
    // Execute: Recruit
    // ----------------------------------------------------------------
    async function executeRecruit(cmd) {
        const { town_id, payload } = cmd;
        const { unit_id, amount } = payload;

        const town = uw.ITowns?.getTown?.(town_id) || uw.ITowns?.towns?.[town_id];
        if (!town) {
            return { ok: false, msg: `Town ${town_id} not found` };
        }

        // Determine endpoint based on unit type
        const navalUnits = [
            'big_transporter', 'small_transporter', 'bireme',
            'attack_ship', 'trireme', 'colonize_ship', 'sea_monster'
        ];
        const endpoint = navalUnits.includes(unit_id) ? 'building_docks' : 'building_barracks';

        // Fire the recruit request — with a human-like reaction delay
        const reactionMs = randInt(800, 2500);
        log(`Waiting ${reactionMs}ms before firing recruit (reaction time)...`);
        await sleep(reactionMs);

        if (paused) return { ok: false, msg: 'Aborted due to pause/captcha' };

        uw.gpAjax.ajaxPost(endpoint, 'build', {
            unit_id,
            amount: parseInt(amount) || 1,
            town_id
        });

        await sleep(500);
        return { ok: true, msg: `Recruit ${amount}x ${unit_id} submitted` };
    }

    // ----------------------------------------------------------------
    // Execute: Market
    // ----------------------------------------------------------------
    async function executeMarketOffer(cmd) {
        const { town_id, payload } = cmd;
        const { offer, offer_type, demand, demand_type, max_delivery_time, visibility } = payload;

        const town = uw.ITowns?.getTown?.(town_id) || uw.ITowns?.towns?.[town_id];
        if (!town) {
            return { ok: false, msg: `Town ${town_id} not found` };
        }

        const reactionMs = randInt(800, 2500);
        log(`Waiting ${reactionMs}ms before firing market offer (reaction time)...`);
        await sleep(reactionMs);

        if (paused) return { ok: false, msg: 'Aborted due to pause/captcha' };

        uw.gpAjax.ajaxPost('frontend_bridge', 'execute', {
            model_url: 'CreateOffers/' + town_id,
            action_name: 'createOffer',
            captcha: null,
            arguments: {
                offer, offer_type, demand, demand_type, max_delivery_time, visibility
            }
        });

        await sleep(500);
        return { ok: true, msg: `Market offer posted: ${offer} ${offer_type} => ${demand} ${demand_type}` };
    }

    // ----------------------------------------------------------------
    // Poll for and execute pending commands (build + recruit + market)
    // ----------------------------------------------------------------
    async function pollAndExecute() {
        if (paused) return;
        const player_id = uw.Game?.player_id;
        if (!player_id) return;

        let cmdData;
        try {
            const res = await fetch(`${BASE_URL}/api/commands/pending?player_id=${player_id}`);
            cmdData = await res.json();
        } catch (e) {
            log(`Poll failed: ${e}`);
            return;
        }

        // Build queue, Recruit queue and Market queue are independent
        const buildCmd = cmdData.build;
        const recruitCmd = cmdData.recruit;
        const marketCmd = cmdData.market;
        const farmCmd = cmdData.farm;
        const farmUpgradeCmd = cmdData.farm_upgrade;



        if (cmdData.sync_requested) {
            log('Sync requested by server — pushing state immediately');
            pushState();
        }

        const execute = async (cmd) => {
            if (!cmd) return;
            log(`Executing command #${cmd.id} — type:${cmd.type} town:${cmd.town_id}`);
            let result;
            try {
                if (cmd.type === 'build') result = await executeBuild(cmd);
                else if (cmd.type === 'recruit') result = await executeRecruit(cmd);
                else if (cmd.type === 'market_offer') result = await executeMarketOffer(cmd);
                else if (cmd.type === 'farm_loot') result = await executeFarmLoot(cmd);
                else if (cmd.type === 'farm_upgrade') result = await executeFarmUpgrade(cmd);
                else result = { ok: false, msg: `Unknown type: ${cmd.type}` };
            } catch (e) {
                result = { ok: false, msg: `Exception: ${e.message}` };
            }
            const finalStatus = result.requeue ? 'pending' : (result.ok ? 'done' : 'failed');
            log(`Command #${cmd.id}: ${finalStatus === 'done' ? '✅' : finalStatus === 'pending' ? '⏳' : '❌'} ${result.msg}`);
            reportResult(cmd.id, finalStatus, result.msg);
        };

        // Run sequentially — humans cannot perform 3 actions simultaneously!
        await execute(buildCmd);
        await execute(recruitCmd);
        await execute(marketCmd);
        await execute(farmCmd);
        await execute(farmUpgradeCmd);

        // Auto-farm: if enabled, claim all ready farms (no explicit command needed)
        const farmSettings = cmdData.farm_settings || {};
        if (farmSettings.enabled && !farmCmd) {
            const nowTs = Math.floor(Date.now() / 1000);
            // Check if ANY farm relation is ready (no need to iterate per-town)
            const hasFarms = (() => {
                try {
                    const coll = uw.MM.getOnlyCollectionByName('FarmTownPlayerRelation');
                    return coll?.models?.some(r => r.attributes.relation_status === 1 && (r.attributes.lootable_at || 0) <= nowTs);
                } catch (e) { return false; }
            })();
            if (hasFarms) {
                log('⚡ Auto-farm: ready farms detected, triggering loot...');
                await executeFarmLoot({ payload: { loot_option: farmSettings.loot_option } });
                pushState();
            }
        }
    }

    // ----------------------------------------------------------------
    // Boot
    // ----------------------------------------------------------------
    window.addEventListener('load', () => {
        log('Grepolis Remote Control v3.5 loaded');

        // Start captcha watcher immediately
        detectCaptcha();

        // Push state once after load, then heartbeat every 1-2 minutes
        // The AJAX interceptor handles the real-time syncing!
        setTimeout(pushState, 5000);
        jitterLoop(pushState, 60000, 120000);

        // Poll for commands every 8–18 seconds (randomized jitter)
        jitterLoop(pollAndExecute, 8000, 18000);
    });

})();