(function (global) {
    'use strict';

    var WorkbenchAgent = global.PWAgent;
    var U = global.PWAgentUtil;
    var nodeId = U && U.nodeId;
    if (!WorkbenchAgent) {
        console.error('[调试工作台] agent-serialize 需先加载 agent-core');
        return;
    }
    if (!nodeId) {
        console.error('[调试工作台] agent-serialize 需先加载 agent-util');
        return;
    }

    var COMP_PROP_SKIP = {
        _name: 1, _objFlags: 1, __scriptAsset: 1, node: 1, _enabled: 1,
        __prefab: 1, __editorExtras__: 1, uuid: 1, name: 1, enabled: 1,
    };

    /**
     * 读取 CCClass 属性元数据（displayName / type / enumList / visible）。
     * @param {Function} ctor
     * @returns {object}
     */
    function getCtorAttrs(ctor) {
        if (!ctor) return {};
        if (ctor.__attrs__ && typeof ctor.__attrs__ === 'object') return ctor.__attrs__;
        return {};
    }

    /**
     * @param {object} attrs
     * @param {string} key
     * @param {string} name
     * @returns {*}
     */
    function attrOf(attrs, key, name) {
        return attrs[key + '$_$' + name];
    }

    /**
     * 列出组件应展示的属性名（对齐编辑器：走 __props__，隐藏 _ 开头与 visible:false）。
     * @param {Function} ctor
     * @returns {string[]}
     */
    function listCompPropKeys(ctor) {
        var attrs = getCtorAttrs(ctor);
        var raw = (ctor && (ctor.__props__ || ctor.__values__)) || [];
        var out = [];
        for (var i = 0; i < raw.length; i++) {
            var key = raw[i];
            if (!key || COMP_PROP_SKIP[key]) continue;
            if (key.charAt(0) === '_' || key.indexOf('__') === 0) continue;
            if (attrOf(attrs, key, 'visible') === false) continue;
            out.push(key);
        }
        return out;
    }

    /**
     * 将运行时值序列化为 Inspector DTO。
     * @param {*} val
     * @param {object} attrs
     * @param {string} key
     * @param {object} cc
     * @returns {{type:string, value:*, enumOptions?:Array, readOnly?:boolean}}
     */
    function serializeFieldValue(val, attrs, key, cc) {
        var enumList = attrOf(attrs, key, 'enumList');
        var typeTag = attrOf(attrs, key, 'type');
        if (enumList && enumList.length) {
            return {
                type: 'enum',
                value: val,
                enumOptions: enumList.map(function (it) {
                    return { name: String(it.name), value: it.value };
                }),
            };
        }
        if (typeTag === 'Enum') {
            return { type: 'number', value: typeof val === 'number' ? val : Number(val) || 0 };
        }
        var t = typeof val;
        if (t === 'boolean' || t === 'string') return { type: t, value: val };
        if (t === 'number') return { type: 'number', value: isFinite(val) ? val : 0 };
        if (val == null) {
            var ctorHint = attrOf(attrs, key, 'ctor');
            var hintName = ctorHint && (ctorHint.name || ctorHint.prototype && ctorHint.prototype.__classname__);
            if (hintName || typeTag === 'Object') {
                return {
                    type: 'ref',
                    readOnly: true,
                    value: { kind: hintName || 'Object', name: '(空)', uuid: '' },
                };
            }
            return { type: 'string', value: '' };
        }
        if (cc && cc.Color && val instanceof cc.Color) {
            return {
                type: 'color',
                value: { r: val.r | 0, g: val.g | 0, b: val.b | 0, a: val.a != null ? (val.a | 0) : 255 },
            };
        }
        // Size
        if (typeof val.width === 'number' && typeof val.height === 'number' && val.x === undefined) {
            return { type: 'size', value: { width: val.width, height: val.height } };
        }
        // Vec2 / Vec3
        if (typeof val.x === 'number' && typeof val.y === 'number') {
            if (typeof val.z === 'number') {
                return { type: 'vec3', value: { x: val.x, y: val.y, z: val.z } };
            }
            return { type: 'vec2', value: { x: val.x, y: val.y } };
        }
        // Asset / Node / Component 引用
        if (typeof val === 'object') {
            var kind = (val.constructor && val.constructor.name) || 'Object';
            var name = '';
            if (val.name != null) name = String(val.name);
            else if (val.node && val.node.name) name = String(val.node.name);
            var uuid = val._uuid || val.uuid || '';
            return {
                type: 'ref',
                readOnly: true,
                value: { kind: kind, name: name || kind, uuid: uuid ? String(uuid) : '' },
            };
        }
        return { type: 'string', value: String(val) };
    }

    /**
     * 提取单个组件的 Inspector 字段列表。
     * @param {object} comp
     * @param {number} index
     * @param {object} cc
     * @returns {{name:string, index:number, fields:Array}}
     */
    function extractCompFields(comp, index, cc) {
        var ctor = comp.constructor;
        var cname = (cc && cc.js && typeof cc.js.getClassName === 'function')
            ? (cc.js.getClassName(ctor) || ctor.name)
            : (ctor && ctor.name) || 'Component';
        var attrs = getCtorAttrs(ctor);
        var keys = listCompPropKeys(ctor);
        // 无元数据时有限回退
        if (!keys.length) {
            var own = Object.keys(comp);
            for (var o = 0; o < own.length && keys.length < 24; o++) {
                var ok = own[o];
                if (!ok || ok.charAt(0) === '_' || COMP_PROP_SKIP[ok]) continue;
                var ot = typeof comp[ok];
                if (ot === 'number' || ot === 'boolean' || ot === 'string') keys.push(ok);
            }
            if (!keys.length) {
                console.warn('[Agent] 组件无 CCClass 属性元数据', cname);
            }
        }
        var fields = [];
        var max = 80;
        for (var i = 0; i < keys.length && fields.length < max; i++) {
            var key = keys[i];
            var label = attrOf(attrs, key, 'displayName') || key;
            var raw;
            try { raw = comp[key]; } catch (e) { continue; }
            var ser = serializeFieldValue(raw, attrs, key, cc);
            fields.push({
                key: key,
                label: label,
                type: ser.type,
                value: ser.value,
                enumOptions: ser.enumOptions || null,
                readOnly: !!ser.readOnly,
            });
        }
        return { name: cname, index: index, fields: fields };
    }

    WorkbenchAgent.prototype._getNodeProps = function (uuid) {
        var node = this._findNode(uuid);
        if (!node) return null;
        var cc = this.cc;
        var p = node.getPosition ? node.getPosition() : node.position;
        var e = node.eulerAngles || { x: 0, y: 0, z: 0 };
        var s = node.getScale ? node.getScale() : node.scale;
        var comps = [];
        if (node.components) {
            for (var i = 0; i < node.components.length; i++) {
                var comp = node.components[i];
                if (!comp || !comp.constructor) continue;
                comps.push(extractCompFields(comp, i, cc));
            }
        }
        return {
            uuid: nodeId(node),
            name: node.name || '',
            active: !!node.active,
            layer: node.layer,
            pos: { x: p.x, y: p.y, z: p.z },
            euler: { x: e.x, y: e.y, z: e.z },
            scale: { x: s.x, y: s.y, z: s.z },
            comps: comps,
        };
    };

    WorkbenchAgent.prototype._setNodeProp = function (uuid, fid, value) {
        var node = this._findNode(uuid);
        if (!node || !fid) return false;
        var cc = this.cc;
        try {
            if (fid === 'name') node.name = String(value);
            else if (fid === 'active') node.active = !!value;
            else if (fid === 'layer') node.layer = Number(value) || 0;
            else if (fid === 'px' || fid === 'py' || fid === 'pz') {
                var p = node.getPosition ? node.getPosition() : node.position;
                var x = fid === 'px' ? Number(value) : p.x;
                var y = fid === 'py' ? Number(value) : p.y;
                var z = fid === 'pz' ? Number(value) : p.z;
                if (typeof node.setPosition === 'function') node.setPosition(x, y, z);
                else if (cc && cc.Vec3) node.position = new cc.Vec3(x, y, z);
            } else if (fid === 'rx' || fid === 'ry' || fid === 'rz') {
                var e = node.eulerAngles || { x: 0, y: 0, z: 0 };
                var ex = fid === 'rx' ? Number(value) : e.x;
                var ey = fid === 'ry' ? Number(value) : e.y;
                var ez = fid === 'rz' ? Number(value) : e.z;
                if (typeof node.setRotationFromEuler === 'function') node.setRotationFromEuler(ex, ey, ez);
                else if (cc && cc.Vec3) node.eulerAngles = new cc.Vec3(ex, ey, ez);
            } else if (fid === 'sx' || fid === 'sy' || fid === 'sz') {
                var sc = node.getScale ? node.getScale() : node.scale;
                var sx = fid === 'sx' ? Number(value) : sc.x;
                var sy = fid === 'sy' ? Number(value) : sc.y;
                var sz = fid === 'sz' ? Number(value) : sc.z;
                if (typeof node.setScale === 'function') node.setScale(sx, sy, sz);
                else if (cc && cc.Vec3) node.scale = new cc.Vec3(sx, sy, sz);
            } else if (fid.indexOf('c') === 0 && fid.indexOf('_') > 0) {
                return this._setCompProp(node, fid, value);
            } else {
                return false;
            }
            return true;
        } catch (err) {
            console.warn('[Agent] set prop', fid, err);
            return false;
        }
    };

    /**
     * 写回组件字段。fid: c{index}_{key}[_axis]
     * @param {object} node
     * @param {string} fid
     * @param {*} value
     * @returns {boolean}
     */
    WorkbenchAgent.prototype._setCompProp = function (node, fid, value) {
        var m = /^c(\d+)_(.+)$/.exec(fid);
        if (!m) return false;
        var ci = parseInt(m[1], 10);
        var rest = m[2];
        var comp = node.components && node.components[ci];
        if (!comp) return false;
        var cc = this.cc;
        var axis = '';
        var key = rest;
        var axisMatch = /^(.*)_(x|y|z|w|h|r|g|b|a|hex)$/.exec(rest);
        if (axisMatch) {
            // 优先整键命中（字段名本身含下划线时仍以整键为准）
            if (!(rest in comp) && (axisMatch[1] in comp || hasCompProp(comp, axisMatch[1]))) {
                key = axisMatch[1];
                axis = axisMatch[2];
            }
        }
        if (axis) {
            return setCompAxisValue(comp, key, axis, value, cc);
        }
        var attrs = getCtorAttrs(comp.constructor);
        if (attrOf(attrs, key, 'type') === 'Object' || attrOf(attrs, key, 'ctor')) {
            // 引用只读
            return false;
        }
        var cur;
        try { cur = comp[key]; } catch (e1) { return false; }
        if (cur && typeof cur === 'object' && !(typeof cur === 'boolean')) {
            // 未带轴的对象写入拒绝（避免覆盖引用）
            if (typeof cur.x === 'number' || typeof cur.width === 'number' || (cc && cc.Color && cur instanceof cc.Color)) {
                return false;
            }
        }
        try {
            if (typeof cur === 'boolean') comp[key] = !!value;
            else if (typeof cur === 'number') comp[key] = Number(value);
            else if (typeof cur === 'string') comp[key] = String(value);
            else if (attrOf(attrs, key, 'enumList')) comp[key] = Number(value);
            else comp[key] = value;
            return true;
        } catch (e2) {
            console.warn('[Agent] set comp prop', key, e2);
            return false;
        }
    };

    /**
     * @param {object} comp
     * @param {string} key
     * @returns {boolean}
     */
    function hasCompProp(comp, key) {
        if (!comp || !key) return false;
        if (key in comp) return true;
        var ctor = comp.constructor;
        var props = (ctor && (ctor.__props__ || ctor.__values__)) || [];
        return props.indexOf(key) >= 0;
    }

    /**
     * @param {object} comp
     * @param {string} key
     * @param {string} axis
     * @param {*} value
     * @param {object} cc
     * @returns {boolean}
     */
    function setCompAxisValue(comp, key, axis, value, cc) {
        var cur;
        try { cur = comp[key]; } catch (e) { return false; }
        if (axis === 'hex') {
            var hex = String(value).replace(/^#/, '');
            if (hex.length < 6) return false;
            var r = parseInt(hex.slice(0, 2), 16);
            var g = parseInt(hex.slice(2, 4), 16);
            var b = parseInt(hex.slice(4, 6), 16);
            var a = hex.length >= 8 ? parseInt(hex.slice(6, 8), 16) : 255;
            if (cc && cc.Color) {
                comp[key] = new cc.Color(r, g, b, a);
                return true;
            }
            if (cur && typeof cur.r === 'number') {
                cur.r = r; cur.g = g; cur.b = b; cur.a = a;
                return true;
            }
            return false;
        }
        var num = Number(value);
        if (!isFinite(num)) return false;
        if (!cur || typeof cur !== 'object') return false;
        if (axis === 'w' && typeof cur.width === 'number') { cur.width = num; return true; }
        if (axis === 'h' && typeof cur.height === 'number') { cur.height = num; return true; }
        if ((axis === 'x' || axis === 'y' || axis === 'z') && typeof cur[axis] === 'number') {
            cur[axis] = num;
            // 触发 setter（部分引擎属性需整体赋值）
            try { comp[key] = cur; } catch (e2) { /* 就地改写已足够 */ }
            return true;
        }
        if ((axis === 'r' || axis === 'g' || axis === 'b' || axis === 'a') && typeof cur[axis] === 'number') {
            cur[axis] = num;
            try { comp[key] = cur; } catch (e3) { /* */ }
            return true;
        }
        return false;
    }

})(window);