"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = 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 };
    }
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.PluginManager = void 0;
var constants_1 = require("../constants");
var PluginManager = (function () {
    function PluginManager(initialContext) {
        this.plugins = new Map();
        this.pendingInstalls = new Set();
        this.cancelledInstalls = new Set();
        this.slotComponents = new Map();
        this.eventListeners = new Map();
        this.context = initialContext;
    }
    PluginManager.prototype.register = function (plugin) {
        return __awaiter(this, void 0, void 0, function () {
            var api, error_1;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        if (this.plugins.has(plugin.name) ||
                            this.pendingInstalls.has(plugin.name)) {
                            console.warn("Plugin ".concat(plugin.name, " is already registered"));
                            return [2, false];
                        }
                        this.pendingInstalls.add(plugin.name);
                        api = this.createPluginAPI(plugin);
                        _a.label = 1;
                    case 1:
                        _a.trys.push([1, 3, 4, 5]);
                        return [4, plugin.install(api)];
                    case 2:
                        _a.sent();
                        return [3, 5];
                    case 3:
                        error_1 = _a.sent();
                        console.error("Failed to register plugin ".concat(plugin.name, ":"), error_1);
                        this.removePluginComponents(plugin.name);
                        this.emit(constants_1.PLUGIN_EVENT_ERROR, {
                            pluginName: plugin.name,
                            message: error_1 instanceof Error ? error_1.message : String(error_1),
                            timestamp: new Date().toISOString(),
                        });
                        return [2, false];
                    case 4:
                        this.pendingInstalls.delete(plugin.name);
                        return [7];
                    case 5:
                        if (this.cancelledInstalls.has(plugin.name)) {
                            this.cancelledInstalls.delete(plugin.name);
                            this.removePluginComponents(plugin.name);
                            return [2, false];
                        }
                        this.plugins.set(plugin.name, plugin);
                        this.emit(constants_1.PLUGIN_EVENT_READY, {
                            pluginName: plugin.name,
                            message: 'Plugin registered successfully',
                            timestamp: new Date().toISOString(),
                        });
                        return [2, true];
                }
            });
        });
    };
    PluginManager.prototype.unregister = function (pluginName) {
        var plugin = this.plugins.get(pluginName);
        if (!plugin && !this.pendingInstalls.has(pluginName)) {
            console.warn("Plugin \"".concat(pluginName, "\" not found"));
            return;
        }
        if (this.pendingInstalls.has(pluginName)) {
            this.cancelledInstalls.add(pluginName);
        }
        this.plugins.delete(pluginName);
        this.removePluginComponents(pluginName);
    };
    PluginManager.prototype.removePluginComponents = function (pluginName) {
        this.slotComponents.forEach(function (components) {
            var i = components.length;
            while (i--) {
                if (components[i].pluginName === pluginName) {
                    components.splice(i, 1);
                }
            }
        });
    };
    PluginManager.prototype.createPluginAPI = function (plugin) {
        var _this = this;
        return {
            registerComponent: function (slot, component, options) {
                var _a;
                if (options === void 0) { options = {}; }
                if (!_this.slotComponents.has(slot)) {
                    _this.slotComponents.set(slot, []);
                }
                var priority = (_a = options.priority) !== null && _a !== void 0 ? _a : 100;
                _this.slotComponents.get(slot).push({
                    component: component,
                    priority: priority,
                    label: options.label,
                    pluginName: plugin === null || plugin === void 0 ? void 0 : plugin.name,
                });
                _this.slotComponents.get(slot).sort(function (a, b) { return b.priority - a.priority; });
            },
            onSpecLoaded: function (callback) {
                _this.on(constants_1.PLUGIN_EVENT_SPEC_LOADED, callback);
                if (_this.context.schema !== undefined) {
                    callback(_this.context.schema);
                }
            },
            getContext: function () { return _this.context; },
            on: function (eventName, callback) {
                _this.on(eventName, callback);
            },
            off: function (eventName, callback) {
                _this.off(eventName, callback);
            },
            emit: function (eventName, data) {
                _this.emit(eventName, data);
            },
        };
    };
    PluginManager.prototype.on = function (eventName, callback) {
        if (!this.eventListeners.has(eventName)) {
            this.eventListeners.set(eventName, new Set());
        }
        this.eventListeners.get(eventName).add(callback);
    };
    PluginManager.prototype.off = function (eventName, callback) {
        var listeners = this.eventListeners.get(eventName);
        if (listeners) {
            listeners.delete(callback);
            if (listeners.size === 0) {
                this.eventListeners.delete(eventName);
            }
        }
    };
    PluginManager.prototype.emit = function (eventName, data) {
        var eventListeners = this.eventListeners.get(eventName);
        if (eventListeners) {
            Array.from(eventListeners).forEach(function (callback) {
                try {
                    callback(data);
                }
                catch (error) {
                    console.error("Plugin event listener failed for \"".concat(eventName, "\":"), error);
                }
            });
        }
    };
    PluginManager.prototype.listeners = function (eventName) {
        var listeners = this.eventListeners.get(eventName);
        return listeners ? Array.from(listeners) : [];
    };
    PluginManager.prototype.eventNames = function () {
        return Array.from(this.eventListeners.keys());
    };
    PluginManager.prototype.getComponentsForSlot = function (slot) {
        var _a;
        return ((_a = this.slotComponents.get(slot)) !== null && _a !== void 0 ? _a : []).map(function (c) { return c.component; });
    };
    PluginManager.prototype.updateContext = function (updates) {
        this.context = updates;
        if (updates.schema !== undefined) {
            this.emit(constants_1.PLUGIN_EVENT_SPEC_LOADED, updates.schema);
        }
    };
    PluginManager.prototype.getPlugin = function (name) {
        return this.plugins.get(name);
    };
    PluginManager.prototype.listPlugins = function () {
        return Array.from(this.plugins.values()).map(function (p) { return ({
            name: p.name,
            version: p.version,
        }); });
    };
    return PluginManager;
}());
exports.PluginManager = PluginManager;
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