import {
    Button, Color, Graphics, Label, Layout, Mask, Node, ScrollView, Sprite, UITransform, Widget,
    HorizontalTextAlignment, VerticalTextAlignment, Layers, Overflow,
} from 'cc';
import { SpriteLoad } from '../../mx/components/SpriteLoad';
import type { IGmContentPanel, IGmPanelContext } from '../../mx/module/gm';
import { GmRegistry } from '../../mx/module/gm';
import { GBundle, GPath } from '../game/ConfigRes';
import { TableNames } from '../game/ConfigTableData';
import { battleBuffSlotType } from '../manager/BattleBuffParse';
import { BattleBuffSlotType } from '../manager/battleBuff/BattleBuffTypes';
import { RankDataManager } from '../manager/RankDataManager';
import { ProjectGmActions } from './ProjectGmActions';
import { GmSaveEditorPanel } from './ProjectGmSavePanel';

/** 本项目内容面板 id */
export const ProjectGmPanelId = {
    itemPicker: 'itemPicker',
    buffPicker: 'buffPicker',
    levelPicker: 'levelPicker',
    rankPicker: 'rankPicker',
    saveEditor: 'saveEditor',
} as const;

/**
 * buffPicker 面板数据。
 * 新表已无 type 列时 expectType 请传 0，否则列表会被滤空。
 */
export interface IGmBuffPickerData {
    /** BattleBuffSlotType：1主动 2被动 3自动；0=不限（推荐） */
    expectType: number;
    /** 写入目标 */
    mode: 'carryPassive' | 'aiActive' | 'aiPassive';
}

const BUFF_C = {
    text: new Color(255, 255, 255, 255),
    dim: new Color(180, 190, 210, 255),
    accent: new Color(255, 220, 70, 255),
    rowBg: new Color(28, 36, 56, 255),
    rowLine: new Color(100, 160, 240, 160),
    rowOn: new Color(255, 220, 70, 255),
    btn: new Color(45, 105, 190, 255),
    btnClear: new Color(210, 120, 35, 255),
    btnBack: new Color(70, 78, 96, 255),
};

const QUALITY_COLOR: { [q: number]: Color } = {
    1: new Color(90, 210, 120, 255),
    2: new Color(80, 160, 255, 255),
    3: new Color(190, 110, 255, 255),
    4: new Color(255, 170, 60, 255),
};

const QUALITY_NAME: { [q: number]: string } = {
    1: '绿',
    2: '蓝',
    3: '紫',
    4: '橙',
};

const SLOT_NAME: { [t: number]: string } = {
    [BattleBuffSlotType.Active]: '主动',
    [BattleBuffSlotType.Passive]: '被动',
    [BattleBuffSlotType.Auto]: '自动',
};

/**
 * 创建文字按钮。
 */
function makeLabelBtn(parent: Node, text: string, w: number, h: number, onClick: () => void): Node {
    const n = new Node('btn');
    n.layer = Layers.Enum.UI_2D;
    n.addComponent(UITransform).setContentSize(w, h);
    const lb = n.addComponent(Label);
    lb.string = text;
    lb.fontSize = 22;
    lb.color = Color.WHITE;
    lb.horizontalAlign = HorizontalTextAlignment.CENTER;
    lb.verticalAlign = VerticalTextAlignment.CENTER;
    n.addComponent(Button);
    n.on(Button.EventType.CLICK, onClick, null);
    parent.addChild(n);
    return n;
}

/**
 * 垂直滚动列表宿主。
 */
function makeVScroll(parent: Node, w: number, h: number): { host: Node; content: Node } {
    const host = new Node('scroll');
    host.layer = Layers.Enum.UI_2D;
    host.addComponent(UITransform).setContentSize(w, h);
    const view = new Node('view');
    view.layer = Layers.Enum.UI_2D;
    view.addComponent(UITransform).setContentSize(w, h);
    view.addComponent(Mask);
    host.addChild(view);
    const content = new Node('content');
    content.layer = Layers.Enum.UI_2D;
    const cut = content.addComponent(UITransform);
    cut.setContentSize(w, h);
    cut.setAnchorPoint(0.5, 1);
    content.setPosition(0, h / 2);
    const layout = content.addComponent(Layout);
    layout.type = Layout.Type.VERTICAL;
    layout.resizeMode = Layout.ResizeMode.CONTAINER;
    layout.spacingY = 4;
    layout.paddingTop = 4;
    view.addChild(content);
    const sv = host.addComponent(ScrollView);
    sv.content = content;
    sv.horizontal = false;
    sv.vertical = true;
    parent.addChild(host);
    return { host, content };
}

const ITEM_C = {
    text: new Color(255, 255, 255, 255),
    dim: new Color(170, 185, 210, 255),
    accent: new Color(255, 220, 70, 255),
    card: new Color(28, 36, 56, 255),
    cellBg: new Color(18, 24, 40, 255),
    cellLine: new Color(90, 120, 170, 160),
    selLine: new Color(255, 220, 70, 255),
    selBg: new Color(48, 42, 18, 255),
    btn: new Color(45, 105, 190, 255),
    btnHot: new Color(18, 92, 78, 255),
};

/**
 * 道具图标点选 + 数量步进。
 */
class GmItemPickerPanel implements IGmContentPanel {
    private _root: Node | null = null;
    private _ctx: IGmPanelContext | null = null;
    private _selectedId = 0;
    private _selectedName = '';
    private _lbHead: Label | null = null;
    private _lbQty: Label | null = null;
    private _cells: { [id: number]: Node } = {};
    private _cellSz = 76;

    open(parent: Node, ctx: IGmPanelContext): void {
        this.close();
        this._ctx = ctx;
        const pUt = parent.getComponent(UITransform);
        const W = pUt?.width || 660;
        const H = pUt?.height || 900;

        this._root = new Node('itemPicker');
        this._root.layer = Layers.Enum.UI_2D;
        this._root.addComponent(UITransform).setContentSize(W, H);
        const rw = this._root.addComponent(Widget);
        rw.isAlignLeft = rw.isAlignRight = rw.isAlignTop = rw.isAlignBottom = true;
        rw.left = rw.right = rw.top = rw.bottom = 0;
        parent.addChild(this._root);

        const headH = 88;
        const barH = 108;
        const head = new Node('head');
        head.layer = Layers.Enum.UI_2D;
        head.addComponent(UITransform).setContentSize(W - 16, headH);
        this._drawRound(head, ITEM_C.card, W - 16, headH, 14, ITEM_C.selLine);
        head.setPosition(0, H / 2 - headH / 2 - 4);
        this._root.addChild(head);

        this._lbHead = this._makeLb(head, '点击道具图标：选中并 +1', W - 40, 32, 24, ITEM_C.accent);
        this._lbHead.node.setPosition(0, 18);
        this._lbQty = this._makeLb(head, '底部可一次 +10 / +100', W - 40, 28, 20, ITEM_C.dim);
        this._lbQty.node.setPosition(0, -18);

        const scrollH = H - headH - barH - 16;
        const { host, content } = makeVScroll(this._root, W - 16, scrollH);
        host.setPosition(0, (barH - headH) / 2);

        const items = gg.data.table.getTableList<ITableItem>(TableNames.Item) ?? [];
        items.sort((a, b) => Number(a.id) - Number(b.id));
        const gap = 8;
        this._cellSz = 76;
        const cols = Math.max(4, Math.floor((W - 24) / (this._cellSz + gap)));
        let rowNode: Node | null = null;
        for (let i = 0; i < items.length; i++) {
            if (i % cols === 0) {
                rowNode = new Node(`row${i}`);
                rowNode.layer = Layers.Enum.UI_2D;
                rowNode.addComponent(UITransform).setContentSize(W - 24, this._cellSz);
                const lay = rowNode.addComponent(Layout);
                lay.type = Layout.Type.HORIZONTAL;
                lay.spacingX = gap;
                content.addChild(rowNode);
            }
            const row = items[i];
            const id = Number(row.id);
            const name = row.name ?? '';
            const cellN = this._makeCell(id, name, row.icon);
            rowNode!.addChild(cellN);
            this._cells[id] = cellN;
        }
        content.getComponent(Layout)?.updateLayout();

        const bar = new Node('bar');
        bar.layer = Layers.Enum.UI_2D;
        bar.addComponent(UITransform).setContentSize(W - 16, barH - 12);
        this._drawRound(bar, ITEM_C.card, W - 16, barH - 12, 14, ITEM_C.cellLine);
        bar.setPosition(0, -H / 2 + barH / 2);
        this._root.addChild(bar);

        const embedded = !!ctx.embedded;
        const btnY = 0;
        this._pill(bar, '+10', 120, 48, ITEM_C.btnHot, () => this._addQty(10)).setPosition(embedded ? -140 : -180, btnY);
        this._pill(bar, '+100', 120, 48, ITEM_C.btn, () => this._addQty(100)).setPosition(embedded ? 140 : -40, btnY);
        if (!embedded) {
            this._pill(bar, '返回', 110, 48, new Color(70, 78, 96, 255), () => {
                ctx.refreshList();
                ctx.goBack();
            }).setPosition(160, btnY);
        }

        this._paintSel();
    }

    close(): void {
        if (this._root?.isValid) this._root.destroy();
        this._root = null;
        this._ctx = null;
        this._lbHead = null;
        this._lbQty = null;
        this._cells = {};
    }

    private _makeCell(id: number, name: string, icon: string | undefined): Node {
        const sz = this._cellSz;
        const cellN = new Node(`i${id}`);
        cellN.layer = Layers.Enum.UI_2D;
        cellN.addComponent(UITransform).setContentSize(sz, sz);
        this._drawRound(cellN, ITEM_C.cellBg, sz, sz, 12, ITEM_C.cellLine);

        const iconN = new Node('icon');
        iconN.layer = Layers.Enum.UI_2D;
        iconN.addComponent(UITransform).setContentSize(sz - 16, sz - 16);
        const sp = iconN.addComponent(Sprite);
        sp.sizeMode = Sprite.SizeMode.CUSTOM;
        const loader = iconN.addComponent(SpriteLoad);
        if (icon) loader.setSprite(GPath.Item(icon), GBundle.Items);
        cellN.addChild(iconN);

        const badge = new Node('qty');
        badge.layer = Layers.Enum.UI_2D;
        badge.addComponent(UITransform).setContentSize(sz - 8, 20);
        const bl = badge.addComponent(Label);
        bl.string = `${gg.data.getItemNum(id)}`;
        bl.fontSize = 16;
        bl.isBold = true;
        bl.color = ITEM_C.accent;
        bl.horizontalAlign = HorizontalTextAlignment.RIGHT;
        bl.verticalAlign = VerticalTextAlignment.CENTER;
        bl.overflow = Overflow.SHRINK;
        badge.setPosition(0, -sz / 2 + 12);
        cellN.addChild(badge);

        cellN.addComponent(Button);
        cellN.on(Button.EventType.CLICK, () => {
            this._selectedId = id;
            this._selectedName = name;
            ProjectGmActions.addItemNum(id, 1);
            this._paintSel();
            this._ctx?.host.toast(`${name} +1 → ${gg.data.getItemNum(id)}`);
        }, this);
        return cellN;
    }

    private _addQty(delta: number): void {
        if (!this._selectedId) {
            this._ctx?.host.toast('先点选一个道具');
            return;
        }
        ProjectGmActions.addItemNum(this._selectedId, delta);
        this._paintSel();
        this._ctx?.host.toast(`${this._selectedName || this._selectedId} +${delta}`);
    }

    private _paintSel(): void {
        const ids = Object.keys(this._cells);
        for (let i = 0; i < ids.length; i++) {
            const id = Number(ids[i]);
            const cell = this._cells[id];
            if (!cell?.isValid) continue;
            const on = id === this._selectedId;
            this._drawRound(cell, on ? ITEM_C.selBg : ITEM_C.cellBg, this._cellSz, this._cellSz, 12, on ? ITEM_C.selLine : ITEM_C.cellLine);
            const qtyLb = cell.getChildByName('qty')?.getComponent(Label);
            if (qtyLb) qtyLb.string = `${gg.data.getItemNum(id)}`;
        }
        if (this._lbHead) {
            this._lbHead.string = this._selectedId
                ? `已选 · ${this._selectedId} ${this._selectedName}`
                : '点击道具图标：选中并 +1';
        }
        if (this._lbQty) {
            this._lbQty.string = this._selectedId
                ? `持有 ${gg.data.getItemNum(this._selectedId)} · 点图标再 +1`
                : '底部可一次 +10 / +100';
        }
    }

    private _makeLb(parent: Node, text: string, w: number, h: number, size: number, color: Color): Label {
        const n = new Node('lb');
        n.layer = Layers.Enum.UI_2D;
        n.addComponent(UITransform).setContentSize(w, h);
        const lb = n.addComponent(Label);
        lb.string = text;
        lb.fontSize = size;
        lb.isBold = true;
        lb.color = color;
        lb.horizontalAlign = HorizontalTextAlignment.CENTER;
        lb.verticalAlign = VerticalTextAlignment.CENTER;
        lb.overflow = Overflow.SHRINK;
        parent.addChild(n);
        return lb;
    }

    private _pill(parent: Node, text: string, w: number, h: number, bg: Color, onClick: () => void): Node {
        const n = new Node(text);
        n.layer = Layers.Enum.UI_2D;
        n.addComponent(UITransform).setContentSize(w, h);
        this._drawRound(n, bg, w, h, 12);
        const lbN = new Node('lb');
        lbN.layer = Layers.Enum.UI_2D;
        lbN.addComponent(UITransform).setContentSize(w - 6, h - 4);
        const lb = lbN.addComponent(Label);
        lb.string = text;
        lb.fontSize = 24;
        lb.isBold = true;
        lb.color = ITEM_C.text;
        lb.horizontalAlign = HorizontalTextAlignment.CENTER;
        lb.verticalAlign = VerticalTextAlignment.CENTER;
        n.addChild(lbN);
        n.addComponent(Button);
        n.on(Button.EventType.CLICK, onClick, this);
        parent.addChild(n);
        return n;
    }

    private _drawRound(node: Node, fill: Color, w: number, h: number, r: number, stroke?: Color): void {
        const g = node.getComponent(Graphics) || node.addComponent(Graphics);
        g.clear();
        g.fillColor = fill;
        g.roundRect(-w / 2, -h / 2, w, h, r);
        g.fill();
        if (stroke) {
            g.strokeColor = stroke;
            g.lineWidth = stroke === ITEM_C.selLine ? 3 : 2;
            g.roundRect(-w / 2, -h / 2, w, h, r);
            g.stroke();
        }
    }
}

/**
 * 词条页：上=未选、下=已选；点击即对调并立刻写入。
 */
class GmBuffPickerPanel implements IGmContentPanel {
    private _root: Node | null = null;
    private _ctx: IGmPanelContext | null = null;
    private _data: IGmBuffPickerData | null = null;
    private _listW = 640;
    private _allRows: ITableBattlebuff[] = [];
    private _selected: number[] = [];
    private _availContent: Node | null = null;
    private _selContent: Node | null = null;
    private _lbAvail: Label | null = null;
    private _lbSel: Label | null = null;

    open(parent: Node, ctx: IGmPanelContext): void {
        this.close();
        this._ctx = ctx;
        const raw = ctx.command.panelData as IGmBuffPickerData | undefined;
        const data: IGmBuffPickerData = {
            expectType: raw?.expectType ?? 0,
            mode: raw?.mode ?? 'carryPassive',
        };
        this._data = data;
        this._selected = this._loadCurrentIds();

        const pUt = parent.getComponent(UITransform);
        const W = pUt?.width || 660;
        const H = pUt?.height || 900;
        this._listW = W - 16;

        this._root = new Node('buffPicker');
        this._root.layer = Layers.Enum.UI_2D;
        this._root.addComponent(UITransform).setContentSize(W, H);
        const rw = this._root.addComponent(Widget);
        rw.isAlignLeft = rw.isAlignRight = rw.isAlignTop = rw.isAlignBottom = true;
        rw.left = rw.right = rw.top = rw.bottom = 0;
        parent.addChild(this._root);

        const headH = 36;
        const gap = 10;
        const clearH = 44;
        const usable = Math.max(200, H - headH * 2 - gap - clearH - 8);
        const availH = Math.floor(usable * 0.58);
        const selH = usable - availH;

        this._lbAvail = this._addHead(this._root, '未选择（点选加入）', this._listW, headH);
        this._lbAvail.node.setPosition(0, H / 2 - headH / 2 - 2);

        const { host: availHost, content: availContent } = makeVScroll(this._root, this._listW, availH);
        this._availContent = availContent;
        const availLay = availContent.getComponent(Layout);
        if (availLay) {
            availLay.spacingY = 8;
            availLay.paddingBottom = 12;
        }
        availHost.setPosition(0, H / 2 - headH - availH / 2 - 4);

        const selTopY = -H / 2 + clearH + selH + headH + 4;
        this._lbSel = this._addHead(this._root, '已选择', this._listW, headH);
        this._lbSel.node.setPosition(0, selTopY - headH / 2);

        const { host: selHost, content: selContent } = makeVScroll(this._root, this._listW, selH);
        this._selContent = selContent;
        const selLay = selContent.getComponent(Layout);
        if (selLay) {
            selLay.spacingY = 8;
            selLay.paddingBottom = 12;
        }
        selHost.setPosition(0, -H / 2 + clearH + selH / 2);

        this._pillBtn(this._root, '清空已选', 200, 40, BUFF_C.btnClear, () => this._clearSelected())
            .setPosition(0, -H / 2 + clearH / 2);

        this._allRows = [];
        const list = gg.data.table.getTableList<ITableBattlebuff>(TableNames.Battlebuff) ?? [];
        list.sort((a, b) => Number(a.id) - Number(b.id));
        for (let i = 0; i < list.length; i++) {
            const row = list[i];
            const id = Math.floor(Number(row.id) || 0);
            if (id <= 0) continue;
            const slot = battleBuffSlotType(row);
            if (data.expectType > 0 && slot !== data.expectType) continue;
            this._allRows.push(row);
        }
        if (this._allRows.length <= 0) {
            console.warn('[GM] buffPicker 列表为空', data);
        }
        this._rebuildLists();
    }

    close(): void {
        if (this._root?.isValid) this._root.destroy();
        this._root = null;
        this._ctx = null;
        this._data = null;
        this._allRows = [];
        this._selected = [];
        this._availContent = null;
        this._selContent = null;
        this._lbAvail = null;
        this._lbSel = null;
    }

    /** 读取当前已生效 id */
    private _loadCurrentIds(): number[] {
        if (!this._data) return [];
        if (this._data.mode === 'carryPassive') return ProjectGmActions.getCarryBuffIds();
        const cur = this._data.mode === 'aiActive'
            ? gg.game.gmAiActiveBuffIds
            : gg.game.gmAiPassiveBuffIds;
        return cur?.length ? cur.slice() : [];
    }

    private _hasId(id: number): boolean {
        for (let i = 0; i < this._selected.length; i++) {
            if (this._selected[i] === id) return true;
        }
        return false;
    }

    /** 点击未选 → 加入；点击已选 → 移除；立刻写入 */
    private _move(id: number, toSelected: boolean): void {
        if (toSelected) {
            if (!this._hasId(id)) this._selected.push(id);
        } else {
            const next: number[] = [];
            for (let i = 0; i < this._selected.length; i++) {
                if (this._selected[i] !== id) next.push(this._selected[i]);
            }
            this._selected = next;
        }
        this._applyNow();
        this._rebuildLists();
    }

    private _clearSelected(): void {
        this._selected = [];
        this._applyNow();
        this._rebuildLists();
    }

    private _applyNow(): void {
        if (!this._data) return;
        const ids = this._selected.slice();
        if (this._data.mode === 'carryPassive') {
            ProjectGmActions.setCarryBuffIds(ids, true);
        } else if (this._data.mode === 'aiActive') {
            ProjectGmActions.setAiBuffIds(ids.length ? ids : null, true);
        } else {
            ProjectGmActions.setAiBuffIds(ids.length ? ids : null, false);
        }
    }

    private _rebuildLists(): void {
        if (!this._availContent?.isValid || !this._selContent?.isValid) return;
        this._availContent.removeAllChildren();
        this._selContent.removeAllChildren();

        let availN = 0;
        let selN = 0;
        for (let i = 0; i < this._allRows.length; i++) {
            const row = this._allRows[i];
            const id = Math.floor(Number(row.id) || 0);
            if (this._hasId(id)) {
                this._addBuffCard(this._selContent, this._listW, row, false);
                selN++;
            } else {
                this._addBuffCard(this._availContent, this._listW, row, true);
                availN++;
            }
        }
        if (availN <= 0) this._addEmptyHint(this._availContent, '已全部选中');
        if (selN <= 0) this._addEmptyHint(this._selContent, '点击上方加入');

        if (this._lbAvail) this._lbAvail.string = `未选择 ${availN}（点选加入）`;
        if (this._lbSel) this._lbSel.string = `已选择 ${selN}（点选移除）`;

        this._availContent.getComponent(Layout)?.updateLayout();
        this._selContent.getComponent(Layout)?.updateLayout();
    }

    private _addEmptyHint(parent: Node, text: string): void {
        const n = new Node('empty');
        n.layer = Layers.Enum.UI_2D;
        n.addComponent(UITransform).setContentSize(this._listW, 48);
        const lb = n.addComponent(Label);
        lb.string = text;
        lb.fontSize = 22;
        lb.color = BUFF_C.dim;
        lb.horizontalAlign = HorizontalTextAlignment.CENTER;
        parent.addChild(n);
    }

    private _addHead(parent: Node, text: string, w: number, h: number): Label {
        const n = new Node('head');
        n.layer = Layers.Enum.UI_2D;
        n.addComponent(UITransform).setContentSize(w, h);
        const lb = n.addComponent(Label);
        lb.string = text;
        lb.fontSize = 24;
        lb.isBold = true;
        lb.color = BUFF_C.accent;
        lb.horizontalAlign = HorizontalTextAlignment.LEFT;
        lb.verticalAlign = VerticalTextAlignment.CENTER;
        lb.overflow = Overflow.CLAMP;
        parent.addChild(n);
        return lb;
    }

    /**
     * @param toSelected true=点后加入已选；false=点后移回未选
     */
    private _addBuffCard(parent: Node, w: number, row: ITableBattlebuff, toSelected: boolean): void {
        const h = 84;
        const id = Math.floor(Number(row.id) || 0);
        const name = String(row.name ?? '');
        const desc = String(row.desc ?? '');
        const q = Math.max(0, Math.floor(Number(row.quality) || 0));
        const slot = battleBuffSlotType(row);
        const qColor = QUALITY_COLOR[q] || BUFF_C.dim;
        const qName = QUALITY_NAME[q] || `Q${q}`;
        const slotName = slot != null ? (SLOT_NAME[slot] || `t${slot}`) : '?';

        const card = new Node(`buff${id}`);
        card.layer = Layers.Enum.UI_2D;
        card.addComponent(UITransform).setContentSize(w, h);
        this._drawRound(card, BUFF_C.rowBg, w, h, 12, toSelected ? BUFF_C.rowLine : BUFF_C.rowOn);

        const iconSz = 56;
        const iconN = new Node('icon');
        iconN.layer = Layers.Enum.UI_2D;
        iconN.addComponent(UITransform).setContentSize(iconSz, iconSz);
        const sp = iconN.addComponent(Sprite);
        sp.sizeMode = Sprite.SizeMode.CUSTOM;
        const loader = iconN.addComponent(SpriteLoad);
        const iconName = String(row.icon || row.name || '').trim();
        if (iconName) loader.setSprite(GPath.ShopSkill(iconName), GBundle.Items);
        iconN.setPosition(-w / 2 + iconSz / 2 + 10, 0);
        card.addChild(iconN);

        const textW = w - iconSz - 28;
        const head = new Node('head');
        head.layer = Layers.Enum.UI_2D;
        head.addComponent(UITransform).setContentSize(textW, 30);
        const hl = head.addComponent(Label);
        hl.string = `${id}  ${name}  ·  ${qName}/${slotName}`;
        hl.fontSize = 22;
        hl.isBold = true;
        hl.color = qColor;
        hl.horizontalAlign = HorizontalTextAlignment.LEFT;
        hl.verticalAlign = VerticalTextAlignment.CENTER;
        hl.overflow = Overflow.CLAMP;
        hl.enableWrapText = false;
        head.setPosition(iconSz / 2 + 4, 16);
        card.addChild(head);

        const body = new Node('desc');
        body.layer = Layers.Enum.UI_2D;
        body.addComponent(UITransform).setContentSize(textW, 34);
        const bl = body.addComponent(Label);
        bl.string = desc || '（无描述）';
        bl.fontSize = 17;
        bl.color = BUFF_C.dim;
        bl.horizontalAlign = HorizontalTextAlignment.LEFT;
        bl.verticalAlign = VerticalTextAlignment.TOP;
        bl.overflow = Overflow.CLAMP;
        bl.enableWrapText = true;
        body.setPosition(iconSz / 2 + 4, -16);
        card.addChild(body);

        card.addComponent(Button);
        card.on(Button.EventType.CLICK, () => this._move(id, toSelected), this);
        parent.addChild(card);
    }

    private _pillBtn(parent: Node, text: string, w: number, h: number, bg: Color, onClick: () => void): Node {
        const n = new Node(text);
        n.layer = Layers.Enum.UI_2D;
        n.addComponent(UITransform).setContentSize(w, h);
        this._drawRound(n, bg, w, h, 10);
        const lbN = new Node('lb');
        lbN.layer = Layers.Enum.UI_2D;
        lbN.addComponent(UITransform).setContentSize(w - 6, h - 4);
        const lb = lbN.addComponent(Label);
        lb.string = text;
        lb.fontSize = 22;
        lb.isBold = true;
        lb.color = BUFF_C.text;
        lb.horizontalAlign = HorizontalTextAlignment.CENTER;
        lb.verticalAlign = VerticalTextAlignment.CENTER;
        n.addChild(lbN);
        n.addComponent(Button);
        n.on(Button.EventType.CLICK, onClick, this);
        parent.addChild(n);
        return n;
    }

    private _drawRound(node: Node, fill: Color, w: number, h: number, r: number, stroke?: Color): void {
        const g = node.getComponent(Graphics) || node.addComponent(Graphics);
        g.clear();
        g.fillColor = fill;
        g.roundRect(-w / 2, -h / 2, w, h, r);
        g.fill();
        if (stroke) {
            g.strokeColor = stroke;
            g.lineWidth = stroke === BUFF_C.rowOn ? 3 : 2;
            g.roundRect(-w / 2, -h / 2, w, h, r);
            g.stroke();
        }
    }
}

/**
 * 关卡列表点选。
 */
class GmLevelPickerPanel implements IGmContentPanel {
    private _root: Node | null = null;

    open(parent: Node, ctx: IGmPanelContext): void {
        this.close();
        const pUt = parent.getComponent(UITransform);
        const W = pUt?.width || 660;
        const H = pUt?.height || 900;
        const cur = ProjectGmActions.fixedMapSummary();

        this._root = new Node('levelPicker');
        this._root.layer = Layers.Enum.UI_2D;
        this._root.addComponent(UITransform).setContentSize(W, H);
        const rw = this._root.addComponent(Widget);
        rw.isAlignLeft = rw.isAlignRight = rw.isAlignTop = rw.isAlignBottom = true;
        rw.left = rw.right = rw.top = rw.bottom = 0;
        parent.addChild(this._root);

        const head = new Node('head');
        head.layer = Layers.Enum.UI_2D;
        head.addComponent(UITransform).setContentSize(W - 16, 72);
        const hl = head.addComponent(Label);
        hl.string = `固定地图 · 当前 ${cur}`;
        hl.fontSize = 26;
        hl.isBold = true;
        hl.color = new Color(255, 220, 70, 255);
        hl.horizontalAlign = HorizontalTextAlignment.CENTER;
        hl.verticalAlign = VerticalTextAlignment.CENTER;
        head.setPosition(0, H / 2 - 40);
        this._root.addChild(head);

        const footH = 72;
        const { host, content } = makeVScroll(this._root, W - 16, H - 120 - footH);
        const lay = content.getComponent(Layout);
        if (lay) lay.spacingY = 8;
        host.setPosition(0, footH / 2 - 20);

        makeLabelBtn(content, '0 关闭固定（随机）', W - 40, 52, () => {
            ProjectGmActions.setFixedMap(0);
            ctx.refreshList();
            ctx.goBack();
        });

        const list = gg.data.table.getTableList<ITableLevel>(TableNames.Level) ?? [];
        list.sort((a, b) => Number(a.id) - Number(b.id));
        for (let i = 0; i < list.length; i++) {
            const row = list[i];
            const id = Number(row.id);
            const name = row.name ?? '';
            makeLabelBtn(content, `${id}  ${name}`, W - 40, 52, () => {
                ProjectGmActions.setFixedMap(id);
                ctx.refreshList();
                ctx.goBack();
            });
        }
        content.getComponent(Layout)?.updateLayout();
        makeLabelBtn(this._root, '返回', 160, 48, () => ctx.goBack()).setPosition(0, -H / 2 + footH / 2);
    }

    close(): void {
        if (this._root?.isValid) this._root.destroy();
        this._root = null;
    }
}

const RANK_C = {
    text: new Color(255, 255, 255, 255),
    dim: new Color(170, 185, 210, 255),
    accent: new Color(255, 220, 70, 255),
    card: new Color(28, 36, 56, 255),
    row: new Color(22, 30, 48, 255),
    rowLine: new Color(90, 120, 170, 140),
    selBg: new Color(48, 42, 18, 255),
    selLine: new Color(255, 220, 70, 255),
    btn: new Color(45, 105, 190, 255),
    btnHot: new Color(18, 92, 78, 255),
    starOn: new Color(255, 200, 60, 255),
    starOff: new Color(80, 88, 110, 255),
};

/**
 * 段位点选 + 星级步进。
 */
class GmRankPickerPanel implements IGmContentPanel {
    private _root: Node | null = null;
    private _rankId = 1;
    private _star = 1;
    private _rankName = '';
    private _lbHead: Label | null = null;
    private _lbStar: Label | null = null;
    private _listW = 640;
    private _rows: { [id: number]: Node } = {};

    open(parent: Node, ctx: IGmPanelContext): void {
        this.close();
        this._rankId = RankDataManager.getPlayerRankId() || 1;
        this._star = RankDataManager.getIntraTierStars() || 1;

        const pUt = parent.getComponent(UITransform);
        const W = pUt?.width || 660;
        const H = pUt?.height || 900;
        this._listW = W - 16;

        this._root = new Node('rankPicker');
        this._root.layer = Layers.Enum.UI_2D;
        this._root.addComponent(UITransform).setContentSize(W, H);
        const rw = this._root.addComponent(Widget);
        rw.isAlignLeft = rw.isAlignRight = rw.isAlignTop = rw.isAlignBottom = true;
        rw.left = rw.right = rw.top = rw.bottom = 0;
        parent.addChild(this._root);

        const headH = 100;
        const footH = 120;
        const head = new Node('head');
        head.layer = Layers.Enum.UI_2D;
        head.addComponent(UITransform).setContentSize(this._listW, headH);
        this._drawRound(head, RANK_C.card, this._listW, headH, 14, RANK_C.selLine);
        head.setPosition(0, H / 2 - headH / 2 - 4);
        this._root.addChild(head);

        this._lbHead = this._makeLb(head, '', this._listW - 24, 36, 26, RANK_C.accent);
        this._lbHead.node.setPosition(0, 22);
        this._lbStar = this._makeLb(head, '', this._listW - 24, 32, 28, RANK_C.starOn);
        this._lbStar.node.setPosition(0, -22);

        const scrollH = H - headH - footH - 16;
        const { host, content } = makeVScroll(this._root, this._listW, scrollH);
        const lay = content.getComponent(Layout);
        if (lay) {
            lay.spacingY = 8;
            lay.paddingBottom = 12;
        }
        host.setPosition(0, (footH - headH) / 2);

        const list = gg.data.table.getTableList<ITableRank>(TableNames.Rank) ?? [];
        list.sort((a, b) => Number(a.id) - Number(b.id));
        for (let i = 0; i < list.length; i++) {
            const row = list[i];
            const id = Number(row.id);
            const name = row.name ?? '';
            if (id === this._rankId) this._rankName = name;
            const card = this._makeRankRow(id, name);
            content.addChild(card);
            this._rows[id] = card;
        }
        content.getComponent(Layout)?.updateLayout();

        const foot = new Node('foot');
        foot.layer = Layers.Enum.UI_2D;
        foot.addComponent(UITransform).setContentSize(this._listW, footH - 12);
        this._drawRound(foot, RANK_C.card, this._listW, footH - 12, 14, RANK_C.rowLine);
        foot.setPosition(0, -H / 2 + footH / 2);
        this._root.addChild(foot);

        this._pill(foot, '星 -1', 110, 48, new Color(70, 78, 96, 255), () => {
            this._star = Math.max(1, this._star - 1);
            this._paint();
        }).setPosition(-200, 0);
        this._pill(foot, '星 +1', 110, 48, new Color(70, 78, 96, 255), () => {
            this._star = Math.min(5, this._star + 1);
            this._paint();
        }).setPosition(-70, 0);
        this._pill(foot, '应用', 140, 52, RANK_C.btnHot, () => {
            ProjectGmActions.setRankAndStar(this._rankId, this._star);
            ctx.host.toast(`已设段位 ${this._rankId} 星 ${this._star}`);
            ctx.refreshList();
            if (!ctx.embedded) ctx.goBack();
        }).setPosition(120, 0);

        this._paint();
    }

    close(): void {
        if (this._root?.isValid) this._root.destroy();
        this._root = null;
        this._lbHead = null;
        this._lbStar = null;
        this._rows = {};
    }

    private _makeRankRow(id: number, name: string): Node {
        const h = 64;
        const w = this._listW;
        const card = new Node(`rank${id}`);
        card.layer = Layers.Enum.UI_2D;
        card.addComponent(UITransform).setContentSize(w, h);
        this._drawRound(card, RANK_C.row, w, h, 12, RANK_C.rowLine);

        const idLb = this._makeLb(card, `${id}`, 56, 36, 24, RANK_C.accent);
        idLb.node.setPosition(-w / 2 + 40, 0);
        const nameLb = this._makeLb(card, name, w - 120, 36, 24, RANK_C.text);
        nameLb.horizontalAlign = HorizontalTextAlignment.LEFT;
        nameLb.node.setPosition(20, 0);

        card.addComponent(Button);
        card.on(Button.EventType.CLICK, () => {
            this._rankId = id;
            this._rankName = name;
            this._paint();
        }, this);
        return card;
    }

    private _paint(): void {
        const ids = Object.keys(this._rows);
        for (let i = 0; i < ids.length; i++) {
            const id = Number(ids[i]);
            const row = this._rows[id];
            if (!row?.isValid) continue;
            const on = id === this._rankId;
            this._drawRound(row, on ? RANK_C.selBg : RANK_C.row, this._listW, 64, 12, on ? RANK_C.selLine : RANK_C.rowLine);
        }
        if (this._lbHead) {
            this._lbHead.string = `当前选中 · ${this._rankId} ${this._rankName || ''}`.trim();
        }
        if (this._lbStar) {
            let stars = '';
            for (let i = 1; i <= 5; i++) stars += i <= this._star ? '★' : '☆';
            this._lbStar.string = `${stars}  星级 ${this._star}`;
        }
    }

    private _makeLb(parent: Node, text: string, w: number, h: number, size: number, color: Color): Label {
        const n = new Node('lb');
        n.layer = Layers.Enum.UI_2D;
        n.addComponent(UITransform).setContentSize(w, h);
        const lb = n.addComponent(Label);
        lb.string = text;
        lb.fontSize = size;
        lb.isBold = true;
        lb.color = color;
        lb.horizontalAlign = HorizontalTextAlignment.CENTER;
        lb.verticalAlign = VerticalTextAlignment.CENTER;
        lb.overflow = Overflow.SHRINK;
        parent.addChild(n);
        return lb;
    }

    private _pill(parent: Node, text: string, w: number, h: number, bg: Color, onClick: () => void): Node {
        const n = new Node(text);
        n.layer = Layers.Enum.UI_2D;
        n.addComponent(UITransform).setContentSize(w, h);
        this._drawRound(n, bg, w, h, 12);
        const lbN = new Node('lb');
        lbN.layer = Layers.Enum.UI_2D;
        lbN.addComponent(UITransform).setContentSize(w - 6, h - 4);
        const lb = lbN.addComponent(Label);
        lb.string = text;
        lb.fontSize = 22;
        lb.isBold = true;
        lb.color = RANK_C.text;
        lb.horizontalAlign = HorizontalTextAlignment.CENTER;
        lb.verticalAlign = VerticalTextAlignment.CENTER;
        n.addChild(lbN);
        n.addComponent(Button);
        n.on(Button.EventType.CLICK, onClick, this);
        parent.addChild(n);
        return n;
    }

    private _drawRound(node: Node, fill: Color, w: number, h: number, r: number, stroke?: Color): void {
        const g = node.getComponent(Graphics) || node.addComponent(Graphics);
        g.clear();
        g.fillColor = fill;
        g.roundRect(-w / 2, -h / 2, w, h, r);
        g.fill();
        if (stroke) {
            g.strokeColor = stroke;
            g.lineWidth = stroke === RANK_C.selLine ? 3 : 2;
            g.roundRect(-w / 2, -h / 2, w, h, r);
            g.stroke();
        }
    }
}

/**
 * 注册本项目内容面板。
 */
export class ProjectGmPanels {
    private static _done = false;

    /** 幂等注册 */
    static ensureRegistered(): void {
        if (this._done) return;
        this._done = true;
        GmRegistry.registerPanel(ProjectGmPanelId.itemPicker, () => new GmItemPickerPanel());
        GmRegistry.registerPanel(ProjectGmPanelId.buffPicker, () => new GmBuffPickerPanel());
        GmRegistry.registerPanel(ProjectGmPanelId.levelPicker, () => new GmLevelPickerPanel());
        GmRegistry.registerPanel(ProjectGmPanelId.rankPicker, () => new GmRankPickerPanel());
        GmRegistry.registerPanel(ProjectGmPanelId.saveEditor, () => new GmSaveEditorPanel());
    }
}