function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
    try {
        var info = gen[key](arg);
        var value = info.value;
    } catch (error) {
        reject(error);
        return;
    }
    if (info.done) {
        resolve(value);
    } else {
        Promise.resolve(value).then(_next, _throw);
    }
}
function _async_to_generator(fn) {
    return function() {
        var self = this, args = arguments;
        return new Promise(function(resolve, reject) {
            var gen = fn.apply(self, args);
            function _next(value) {
                asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
            }
            function _throw(err) {
                asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
            }
            _next(undefined);
        });
    };
}
function _instanceof(left, right) {
    if (right != null && typeof Symbol !== "undefined" && right[Symbol.hasInstance]) {
        return !!right[Symbol.hasInstance](left);
    } else {
        return left instanceof right;
    }
}
function _ts_generator(thisArg, body) {
    var f, y, t, _ = {
        label: 0,
        sent: function() {
            if (t[0] & 1) throw t[1];
            return t[1];
        },
        trys: [],
        ops: []
    }, g = Object.create((typeof Iterator === "function" ? Iterator : Object).prototype), d = Object.defineProperty;
    return d(g, "next", {
        value: verb(0)
    }), d(g, "throw", {
        value: verb(1)
    }), d(g, "return", {
        value: verb(2)
    }), typeof Symbol === "function" && d(g, Symbol.iterator, {
        value: function() {
            return this;
        }
    }), g;
    function verb(n) {
        return function(v) {
            return step([
                n,
                v
            ]);
        };
    }
    function step(op) {
        if (f) throw new TypeError("Generator is already executing.");
        while(g && (g = 0, op[0] && (_ = 0)), _)try {
            if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
            if (y = 0, t) op = [
                op[0] & 2,
                t.value
            ];
            switch(op[0]){
                case 0:
                case 1:
                    t = op;
                    break;
                case 4:
                    _.label++;
                    return {
                        value: op[1],
                        done: false
                    };
                case 5:
                    _.label++;
                    y = op[1];
                    op = [
                        0
                    ];
                    continue;
                case 7:
                    op = _.ops.pop();
                    _.trys.pop();
                    continue;
                default:
                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) {
                        _ = 0;
                        continue;
                    }
                    if (op[0] === 3 && (!t || op[1] > t[0] && op[1] < t[3])) {
                        _.label = op[1];
                        break;
                    }
                    if (op[0] === 6 && _.label < t[1]) {
                        _.label = t[1];
                        t = op;
                        break;
                    }
                    if (t && _.label < t[2]) {
                        _.label = t[2];
                        _.ops.push(op);
                        break;
                    }
                    if (t[2]) _.ops.pop();
                    _.trys.pop();
                    continue;
            }
            op = body.call(thisArg, _);
        } catch (e) {
            op = [
                6,
                e
            ];
            y = 0;
        } finally{
            f = t = 0;
        }
        if (op[0] & 5) throw op[1];
        return {
            value: op[0] ? op[1] : void 0,
            done: true
        };
    }
}
var mermaidLoader = null;
/**
 * 加载 Mermaid 库
 * 使用单例模式确保只加载一次，并初始化配置
 */ export var loadMermaid = function loadMermaid() {
    return _async_to_generator(function() {
        return _ts_generator(this, function(_state) {
            if (typeof window === 'undefined') {
                throw new Error('Mermaid 仅在浏览器环境中可用');
            }
            if (!mermaidLoader) {
                // 使用 webpack 魔法注释确保正确代码分割和解析
                // webpackChunkName 指定 chunk 名称，webpackMode 指定加载模式
                mermaidLoader = import(/* webpackChunkName: "mermaid" */ /* webpackMode: "lazy" */ "mermaid").then(function(module) {
                    var api = module.default;
                    if (api === null || api === void 0 ? void 0 : api.initialize) {
                        api.initialize({
                            startOnLoad: false
                        });
                    }
                    return api;
                }).catch(function(error) {
                    mermaidLoader = null;
                    throw error;
                });
            }
            return [
                2,
                mermaidLoader
            ];
        });
    })();
};
/**
 * 渲染 SVG 到容器
 */ export var renderSvgToContainer = function renderSvgToContainer(svg, container) {
    container.innerHTML = '';
    var wrapper = document.createElement('div');
    wrapper.setAttribute('data-mermaid-wrapper', 'true');
    wrapper.style.display = 'flex';
    var parser = new DOMParser();
    var svgDoc = parser.parseFromString(svg, 'image/svg+xml');
    var svgElement = svgDoc.querySelector('svg');
    if (svgElement) {
        var existingStyle = svgElement.getAttribute('style') || '';
        var newStyle = "".concat(existingStyle, "; max-width: 100%; height: auto; overflow: hidden;").trim();
        svgElement.setAttribute('style', newStyle);
        svgElement.setAttribute('data-mermaid-svg', 'true');
        svgElement.setAttribute('class', (svgElement.getAttribute('class') || '') + ' mermaid-isolated');
        var allElements = svgElement.querySelectorAll('*');
        allElements.forEach(function(el) {
            if (_instanceof(el, SVGElement)) {
                el.setAttribute('data-mermaid-internal', 'true');
            }
        });
        wrapper.appendChild(svgElement);
    } else {
        var tempDiv = document.createElement('div');
        tempDiv.innerHTML = svg;
        var extractedSvg = tempDiv.querySelector('svg');
        if (extractedSvg) {
            extractedSvg.setAttribute('style', 'max-width: 100%; height: auto; overflow: hidden;');
            extractedSvg.setAttribute('data-mermaid-svg', 'true');
            wrapper.appendChild(extractedSvg);
        } else {
            wrapper.innerHTML = svg;
        }
    }
    container.appendChild(wrapper);
};
/**
 * 清理 Mermaid 生成的临时元素
 */ export var cleanupTempElement = function cleanupTempElement(id) {
    var tempElement = document.querySelector('#d' + id);
    if (tempElement) {
        tempElement.classList.add('hidden');
        try {
            if (tempElement.parentNode) {
                tempElement.parentNode.removeChild(tempElement);
            }
        } catch (e) {
        // 忽略移除失败
        }
    }
};
