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@jsprismarine/prismarine

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Dedicated Minecraft Bedrock Edition server written in TypeScript

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import { NetworkUtil } from "../NetworkUtil.es.js"; import Identifiers from "../Identifiers.es.js"; import DataPacket from "./DataPacket.es.js"; //#region src/network/packet/AvailableCommandsPacket.ts /** * AvailableCommandsPacket is sent by the server to the client to provide information about available commands. * @TODO: Argument types are not implemented. */ var AvailableCommandsPacket = class extends DataPacket { static NetID = Identifiers.AvailableCommandsPacket; ARG_FLAG_VALID = 1048576; ARG_FLAG_INT = 1; ARG_FLAG_FLOAT = 3; ARG_TYPE_WILDCARD_INT = 5; ARG_TYPE_STRING = 56; ARG_TYPE_INT_POSITION = 64; ARG_TYPE_POSITION = 65; ARG_FLAG_ENUM = 2097152; ARG_FLAG_POSTFIX = 16777216; ARG_FLAG_SOFT_ENUM = 67108864; commandData = []; hardcodedEnums = []; softEnums = []; enumConstraints = []; encodePayload() { const enumValueIndexes = /* @__PURE__ */ new Map(); const postfixIndexes = /* @__PURE__ */ new Map(); const enums = []; const enumIndexes = /* @__PURE__ */ new Map(); const softEnums = []; const softEnumIndexes = /* @__PURE__ */ new Map(); const appendEnum = (_enum) => { const { name, soft, values } = _enum; if (soft) { if (!softEnumIndexes.has(name)) { const index = softEnumIndexes.set(name, softEnumIndexes.size).get(name); softEnums[index] = _enum; } return; } values.forEach((value) => { if (!enumValueIndexes.has(value)) enumValueIndexes.set(value, enumValueIndexes.size); }); if (!enumIndexes.has(name)) { const index = enumIndexes.set(name, enumIndexes.size).get(name); enums[index] = _enum; } }; this.hardcodedEnums.forEach((e) => appendEnum(e)); this.softEnums.forEach((e) => appendEnum(e)); this.commandData.forEach((commandData) => { if (commandData.aliases) appendEnum(commandData.aliases); commandData.overloads.forEach((overload) => { overload.forEach((parameter) => { if (parameter.enum) appendEnum(parameter.enum); if (parameter.postfix) { if (!postfixIndexes.has(parameter.postfix)) postfixIndexes.set(parameter.postfix, postfixIndexes.size); } }); }); }); this.writeUnsignedVarInt(enumValueIndexes.size); enumValueIndexes.forEach((_index, enumValue) => { NetworkUtil.writeString(this, enumValue); }); this.writeUnsignedVarInt(0); this.writeUnsignedVarInt(postfixIndexes.size); postfixIndexes.forEach((_index, postfix) => { NetworkUtil.writeString(this, postfix); }); this.writeUnsignedVarInt(enums.length); enums.forEach((_enum) => { this.writeEnum(_enum, enumValueIndexes); }); this.writeUnsignedVarInt(0); this.writeUnsignedVarInt(this.commandData.length); this.commandData.forEach((data) => { this.writeCommandData(data, enumIndexes, postfixIndexes); }); this.writeUnsignedVarInt(this.softEnums.length); this.softEnums.forEach((_enum) => { this.writeSoftEnum(_enum); }); this.writeUnsignedVarInt(this.enumConstraints.length); this.enumConstraints.forEach((constraint) => { this.writeEnumConstraint(constraint, enumIndexes, enumValueIndexes); }); } writeEnum({ name, values }, enumValueMap) { NetworkUtil.writeString(this, name); this.writeUnsignedVarInt(values.length); const listSize = enumValueMap.size; values.forEach((value) => { const index = enumValueMap.get(value) ?? -1; if (index === -1) return; this.writeEnumValueIndex(index, listSize); }); } writeEnumValueIndex(index, valueCount) { if (valueCount < 256) this.writeByte(index); else if (valueCount < 65536) this.writeUnsignedShortLE(index); else this.writeUnsignedIntLE(index); } writeCommandData(data, enumIndexes, _postfixIndexes) { NetworkUtil.writeString(this, data.commandName); NetworkUtil.writeString(this, data.commandDescription); this.writeShortLE(data.flags); this.writeByte(data.permission); if (data.aliases !== null) this.writeIntLE(enumIndexes.get(data.aliases.name) ?? -1); else this.writeIntLE(-1); this.writeUnsignedVarInt(0); this.writeUnsignedVarInt(0); } writeSoftEnum(_enum) { NetworkUtil.writeString(this, _enum.name); this.writeUnsignedVarInt(_enum.values.length); _enum.values.forEach((value) => { NetworkUtil.writeString(this, value); }); } writeEnumConstraint(constraint, enumIndexes, enumValueIndexes) { this.writeIntLE(enumValueIndexes.get(constraint.getAffectedValue()) ?? 0); this.writeIntLE(enumIndexes.get(constraint.getEnum().name) ?? 0); this.writeUnsignedVarInt(constraint.getConstraints().length); constraint.getConstraints().forEach((v) => { this.writeByte(v); }); } }; //#endregion export { AvailableCommandsPacket as default }; //# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"file":"AvailableCommandsPacket.es.js","names":[],"sources":["../../../src/network/packet/AvailableCommandsPacket.ts"],"sourcesContent":["import { NetworkUtil } from '../../network/NetworkUtil';\nimport Identifiers from '../Identifiers';\nimport type CommandData from '../type/CommandData';\nimport type { CommandEnum } from '../type/CommandEnum';\nimport type CommandEnumConstraint from '../type/CommandEnumConstraint';\nimport DataPacket from './DataPacket';\n\n/**\n * AvailableCommandsPacket is sent by the server to the client to provide information about available commands.\n * @TODO: Argument types are not implemented.\n */\nexport default class AvailableCommandsPacket extends DataPacket {\n    public static NetID = Identifiers.AvailableCommandsPacket;\n\n    public ARG_FLAG_VALID = 0x100000;\n    public ARG_FLAG_INT = 1;\n    public ARG_FLAG_FLOAT = 3;\n    public ARG_TYPE_WILDCARD_INT = 5;\n    public ARG_TYPE_STRING = 56;\n    public ARG_TYPE_INT_POSITION = 64;\n    public ARG_TYPE_POSITION = 65;\n    public ARG_FLAG_ENUM = 0x200000;\n    public ARG_FLAG_POSTFIX = 0x1000000;\n    public ARG_FLAG_SOFT_ENUM = 0x4000000;\n\n    public commandData: CommandData[] = [];\n    public hardcodedEnums: CommandEnum[] = [];\n    public softEnums: CommandEnum[] = [];\n    public enumConstraints: CommandEnumConstraint[] = [];\n\n    public encodePayload(): void {\n        const enumValueIndexes: Map<string, number> = new Map();\n        const postfixIndexes: Map<string, number> = new Map();\n        const enums: CommandEnum[] = [];\n        const enumIndexes: Map<string, number> = new Map();\n        const softEnums: CommandEnum[] = [];\n        const softEnumIndexes: Map<string, number> = new Map();\n\n        const appendEnum = (_enum: CommandEnum) => {\n            const { name, soft, values } = _enum;\n\n            if (soft) {\n                if (!softEnumIndexes.has(name)) {\n                    const index = softEnumIndexes.set(name, softEnumIndexes.size).get(name)!;\n                    softEnums[index] = _enum;\n                }\n                return;\n            }\n\n            values.forEach((value) => {\n                if (!enumValueIndexes.has(value)) {\n                    enumValueIndexes.set(value, enumValueIndexes.size);\n                }\n            });\n            if (!enumIndexes.has(name)) {\n                const index = enumIndexes.set(name, enumIndexes.size).get(name)!;\n                enums[index] = _enum;\n            }\n        };\n\n        this.hardcodedEnums.forEach((e) => appendEnum(e));\n        this.softEnums.forEach((e) => appendEnum(e));\n\n        this.commandData.forEach((commandData) => {\n            if (commandData.aliases) {\n                appendEnum(commandData.aliases);\n            }\n\n            commandData.overloads.forEach((overload) => {\n                overload.forEach((parameter) => {\n                    if (parameter.enum) {\n                        appendEnum(parameter.enum);\n                    }\n\n                    if (parameter.postfix) {\n                        if (!postfixIndexes.has(parameter.postfix)) {\n                            postfixIndexes.set(parameter.postfix, postfixIndexes.size);\n                        }\n                    }\n                });\n            });\n        });\n\n        this.writeUnsignedVarInt(enumValueIndexes.size);\n        enumValueIndexes.forEach((_index: number, enumValue: string) => {\n            NetworkUtil.writeString(this, enumValue);\n        });\n\n        this.writeUnsignedVarInt(0); // chainedSubCommandValueNameIndexes\n\n        this.writeUnsignedVarInt(postfixIndexes.size);\n        postfixIndexes.forEach((_index: number, postfix: string) => {\n            NetworkUtil.writeString(this, postfix);\n        });\n\n        this.writeUnsignedVarInt(enums.length);\n        enums.forEach((_enum: CommandEnum) => {\n            this.writeEnum(_enum, enumValueIndexes);\n        });\n\n        this.writeUnsignedVarInt(0); // allChainedSubCommandData\n\n        this.writeUnsignedVarInt(this.commandData.length);\n        this.commandData.forEach((data: CommandData) => {\n            this.writeCommandData(data, enumIndexes, postfixIndexes);\n        });\n\n        this.writeUnsignedVarInt(this.softEnums.length);\n        this.softEnums.forEach((_enum: CommandEnum) => {\n            this.writeSoftEnum(_enum);\n        });\n\n        this.writeUnsignedVarInt(this.enumConstraints.length);\n        this.enumConstraints.forEach((constraint: CommandEnumConstraint) => {\n            this.writeEnumConstraint(constraint, enumIndexes, enumValueIndexes);\n        });\n    }\n\n    private writeEnum({ name, values }: CommandEnum, enumValueMap: Map<string, number>): void {\n        NetworkUtil.writeString(this, name);\n        this.writeUnsignedVarInt(values.length);\n\n        const listSize = enumValueMap.size;\n        values.forEach((value: string) => {\n            const index = enumValueMap.get(value) ?? -1;\n            if (index === -1) return;\n            this.writeEnumValueIndex(index, listSize);\n        });\n    }\n\n    private writeEnumValueIndex(index: number, valueCount: number): void {\n        if (valueCount < 256) {\n            this.writeByte(index);\n        } else if (valueCount < 65536) {\n            this.writeUnsignedShortLE(index);\n        } else {\n            this.writeUnsignedIntLE(index);\n        }\n    }\n\n    private writeCommandData(\n        data: CommandData,\n        enumIndexes: Map<string, number>,\n        _postfixIndexes: Map<string, number>\n    ): void {\n        NetworkUtil.writeString(this, data.commandName);\n        NetworkUtil.writeString(this, data.commandDescription);\n        this.writeShortLE(data.flags);\n        this.writeByte(data.permission);\n\n        if (data.aliases !== null) {\n            this.writeIntLE(enumIndexes.get(data.aliases.name) ?? -1);\n        } else {\n            this.writeIntLE(-1);\n        }\n\n        this.writeUnsignedVarInt(0); // chainedSubCommandData\n\n        this.writeUnsignedVarInt(0);\n        /*this.writeUnsignedVarInt(data.overloads.length);\n        data.overloads.forEach((overload) => {\n            this.writeUnsignedVarInt(overload.length);\n            overload.forEach((parameter) => {\n                NetworkUtil.writeString(this, parameter.paramName);\n\n                let type = parameter.paramType;\n                if (parameter.enum !== null) {\n                    if (parameter.enum.soft) {\n                        type =\n                            this.ARG_FLAG_SOFT_ENUM |\n                            this.ARG_FLAG_VALID |\n                            (enumIndexes.get(parameter.enum.name) ?? -1);\n                    } else {\n                        type = this.ARG_FLAG_ENUM | this.ARG_FLAG_VALID | (enumIndexes.get(parameter.enum.name) ?? -1);\n                    }\n                } else if (parameter.postfix !== null) {\n                    const key = postfixIndexes.get(parameter.postfix) ?? -1;\n                    if (key === -1) return;\n                    type = this.ARG_FLAG_POSTFIX | key;\n                }\n\n                this.writeIntLE(type);\n                this.writeBoolean(parameter.isOptional);\n                this.writeByte(parameter.flags);\n            });\n        });*/\n    }\n\n    private writeSoftEnum(_enum: CommandEnum): void {\n        NetworkUtil.writeString(this, _enum.name);\n        this.writeUnsignedVarInt(_enum.values.length);\n        _enum.values.forEach((value: string) => {\n            NetworkUtil.writeString(this, value);\n        });\n    }\n\n    private writeEnumConstraint(\n        constraint: CommandEnumConstraint,\n        enumIndexes: Map<string, number>,\n        enumValueIndexes: Map<string, number>\n    ): void {\n        this.writeIntLE(enumValueIndexes.get(constraint.getAffectedValue()) ?? 0);\n        this.writeIntLE(enumIndexes.get(constraint.getEnum().name) ?? 0);\n        this.writeUnsignedVarInt(constraint.getConstraints().length);\n        constraint.getConstraints().forEach((v) => {\n            this.writeByte(v);\n        });\n    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