import { UUID } from './UUID';
import { Agent } from './Agent';
import { Region } from './Region';
import { Vector3 } from './Vector3';
import * as Long from 'long';
import type { ClientEvents } from './ClientEvents';
import { InventoryFolder } from './InventoryFolder';
import type { BotOptionFlags} from '..';
import { LoginFlags } from '..';
import { InventoryLibrary } from '../enums/InventoryLibrary';

export class LoginResponse
{
    public loginFlags: LoginFlags;
    public loginMessage: string;
    public agent: Agent;
    public region: Region;
    public events: {
        categories: {
            categoryID: number,
            categoryName: string
        }[]
    } = {
        categories: []
    };
    public classifieds: {
        categories: {
            categoryID: number,
            categoryName: string
        }[]

    } = {
        categories: []
    };
    public searchToken: string;
    public mfaHash?: string;
    public clientEvents: ClientEvents;

    public constructor(json: any, clientEvents: ClientEvents, options: BotOptionFlags)
    {
        this.clientEvents = clientEvents;
        this.agent = new Agent(this.clientEvents);
        this.region = new Region(this.agent, this.clientEvents, options);
        if (json.agent_id)
        {
            this.agent.agentID = new UUID(json.agent_id);
        }

        for (const key of Object.keys(json))
        {
            const val: any = json[key];
            switch (key)
            {
                case 'inventory-skeleton':
                    for (const item of val)
                    {
                        const folder = new InventoryFolder(InventoryLibrary.Main, this.agent.inventory.main, this.agent);
                        folder.typeDefault = parseInt(item.type_default, 10);
                        folder.version = parseInt(item.version, 10);
                        folder.name = String(item.name);
                        folder.folderID = new UUID(item.folder_id);
                        folder.parentID = new UUID(item.parent_id);
                        this.agent.inventory.main.skeleton.set(folder.folderID.toString(), folder);
                    }
                    break;
                case 'inventory-skel-lib':
                    for (const item of val)
                    {
                        const folder = new InventoryFolder(InventoryLibrary.Library, this.agent.inventory.library, this.agent);
                        folder.typeDefault = parseInt(item.type_default, 10);
                        folder.version = parseInt(item.version, 10);
                        folder.name = String(item.name);
                        folder.folderID = new UUID(item.folder_id);
                        folder.parentID = new UUID(item.parent_id);
                        this.agent.inventory.library.skeleton.set(folder.folderID.toString(), folder);
                    }
                    break;
                case 'inventory-root':
                {
                    this.agent.inventory.main.root = new UUID(val[0].folder_id);
                    const folder = new InventoryFolder(InventoryLibrary.Main, this.agent.inventory.main, this.agent);
                    folder.typeDefault = 0;
                    folder.version = 0;
                    folder.name = 'root';
                    folder.folderID = new UUID(val[0].folder_id);
                    folder.parentID = UUID.zero();
                    this.agent.inventory.main.skeleton.set(folder.folderID.toString(), folder);
                    break;
                }
                case 'inventory-lib-owner':
                    this.agent.inventory.library.owner = new UUID(val[0].agent_id);
                    break;
                case 'inventory-lib-root':
                {
                    this.agent.inventory.library.root = new UUID(val[0].folder_id);
                    const folder = new InventoryFolder(InventoryLibrary.Library, this.agent.inventory.library, this.agent);
                    folder.typeDefault = 0;
                    folder.version = 0;
                    folder.name = 'root';
                    folder.folderID = new UUID(val[0].folder_id);
                    folder.parentID = UUID.zero();
                    this.agent.inventory.library.skeleton.set(folder.folderID.toString(), folder);
                    break;
                }
                case 'agent_access_max':
                    this.agent.accessMax = String(val);
                    break;
                case 'event_notifications':
                    // dunno what this does just yet
                    break;
                case 'secure_session_id':
                    this.region.circuit.secureSessionID = new UUID(val);
                    break;
                case 'openid_token':
                    this.agent.openID.token = String(val);
                    break;
                case 'region_x':
                    this.region.xCoordinate = parseInt(val, 10);
                    break;
                case 'ao_transition':
                    this.agent.AOTransition = (val !== 0);
                    break;
                case 'global-textures':
                    for (const obj of val)
                    {
                        if (obj.cloud_texture_id)
                        {
                            this.region.textures.cloudTextureID = obj.cloud_texture_id;
                        }
                        if (obj.sun_texture_id)
                        {
                            this.region.textures.sunTextureID = obj.sun_texture_id;
                        }
                        if (obj.moon_texture_id)
                        {
                            this.region.textures.moonTextureID = obj.moon_texture_id;
                        }
                    }
                    break;
                case 'mfa_hash':
                    this.mfaHash = String(val);
                    break;
                case 'search_token':
                    this.searchToken = String(val);
                    break;
                case 'login-flags':
                {
                    let flags: LoginFlags = 0 as LoginFlags;
                    for (const obj of val)
                    {
                        if (obj.ever_logged_in === 'Y')
                        {
                            flags = flags | LoginFlags.everLoggedIn;
                        }
                        if (obj.daylight_savings === 'Y')
                        {
                            flags = flags | LoginFlags.daylightSavings;
                        }
                        if (obj.stipend_since_login === 'Y')
                        {
                            flags = flags | LoginFlags.stipendSinceLogin;
                        }
                        if (obj.gendered === 'Y')
                        {
                            flags = flags | LoginFlags.gendered;
                        }
                    }
                    this.loginFlags = flags;
                    break;
                }
                case 'buddy-list':
                {
                    for (const obj of val)
                    {
                        this.agent.buddyList.push({
                            buddyRightsGiven: obj.buddy_rights_given !== 0,
                            buddyID: new UUID(obj.buddy_id),
                            buddyRightsHas: obj.buddy_rights_has !== 0,
                        });
                    }
                    break;
                }
                case 'sim_port':
                    this.region.circuit.port = parseInt(val, 10);
                    break;
                case 'sim_ip':
                    this.region.circuit.ipAddress = String(val);
                    break;
                case 'agent_appearance_service':
                {
                    this.agent.agentAppearanceService = val;
                    break;
                }
                case 'ui-config':
                    for (const item of val)
                    {
                        if (item.allow_first_life === 'Y')
                        {
                            this.agent.uiFlags.allowFirstLife = true;
                        }
                    }
                    break;
                case 'look_at':
                    try
                    {
                        this.agent.cameraLookAt = LoginResponse.parseVector3(val);
                    }
                    catch (_error: unknown)
                    {
                        console.error('Invalid look_at from LoginResponse');
                    }
                    break;
                case 'openid_url':
                    this.agent.openID.url = String(val);
                    break;
                case 'max-agent-groups':
                    this.agent.maxGroups = parseInt(val, 10);
                    break;
                case 'session_id':
                    this.region.circuit.sessionID = new UUID(val);
                    break;
                case 'agent_flags':
                    this.agent.agentFlags = parseInt(val, 10);
                    break;
                case 'event_categories':
                    for (const item of val)
                    {
                        this.events.categories.push({
                            'categoryID': parseInt(item.category_id, 10),
                            'categoryName': String(item.category_name)
                        });
                    }
                    break;
                case 'start_location':
                    this.agent.startLocation = String(val);
                    break;
                case 'agent_region_access':
                    this.agent.regionAccess = String(val);
                    break;
                case 'last_name':
                    this.agent.lastName = String(val);
                    break;
                case 'cof_version':
                    this.agent.cofVersion = parseInt(val, 10);
                    break;
                case 'home':
                    this.agent.home = LoginResponse.parseHome(val);
                    break;
                case 'classified_categories':
                    for (const item of val)
                    {
                        this.classifieds.categories.push({
                            'categoryID': parseInt(item.category_id, 10),
                            'categoryName': String(item.category_name)
                        });
                    }
                    break;
                case 'snapshot_config_url':
                    this.agent.snapshotConfigURL = String(val);
                    break;
                case 'region_y':
                    this.region.yCoordinate = parseInt(val, 10);
                    break;
                case 'agent_access':
                    this.agent.agentAccess = String(val);
                    break;
                case 'circuit_code':
                    this.region.circuit.circuitCode = parseInt(val, 10);
                    break;
                case 'message':
                    this.loginMessage = String(val);
                    break;
                case 'gestures':
                    for (const item of val)
                    {
                        this.agent.gestures.push({
                            'assetID': new UUID(item.asset_id),
                            'itemID': new UUID(item.item_id)
                        });
                    }
                    break;
                case 'udp_blacklist':
                {
                    const list = String(val).split(',');
                    this.region.circuit.udpBlacklist = list;
                    break;
                }
                case 'seconds_since_epoch':
                    this.region.circuit.timestamp = parseInt(val, 10);
                    break;
                case 'seed_capability':
                    this.region.activateCaps(String(val));
                    break;
                case 'first_name':
                    this.agent.firstName = String(val).replace(/"/g, '');
                    break;
            }
        }
        this.agent.setCurrentRegion(this.region);
    }

    private static toRegionHandle(x_global: number, y_global: number): Long
    {
        let x_origin: number = x_global;
        x_origin -= x_origin % 256;
        let y_origin: number = y_global;
        y_origin -= y_origin % 256;
        return new Long(x_origin, y_origin, true);
    }

    private static parseVector3(str: string): Vector3
    {
        const num = str.replace(/[[\]r\s]/g, '').split(',');
        const x = parseFloat(num[0]);
        const y = parseFloat(num[1]);
        const z = parseFloat(num[2]);
        if (isNaN(x) || isNaN(y) || isNaN(z))
        {
            throw new Error('Invalid Vector');
        }
        return new Vector3([x, y, z]);
    }

    private static parseHome(home: string | { region_handle: string, look_at: string, position: string }): {
        'regionHandle'?: Long,
        'position'?: Vector3,
        'lookAt'?: Vector3
    }
    {
        const result: {
            'regionHandle'?: Long,
            'position'?: Vector3,
            'lookAt'?: Vector3
        } = {};

        let parseStart: { region_handle: string, look_at: string, position: string } | null = null;
        if (typeof home === 'string')
        {
            const json = home.replace(/[[\]']/g, '"');
            parseStart = JSON.parse(json);
        }
        else
        {
            parseStart = home;
        }
        const parsed = parseStart as { region_handle: string, look_at: string, position: string };
        if (parsed.region_handle)
        {
            const coords = parsed.region_handle.replace(/r/g, '').split(', ');
            result.regionHandle = LoginResponse.toRegionHandle(parseInt(coords[0], 10), parseInt(coords[1], 10));
        }
        if (parsed.position)
        {
            try
            {
                result.position = this.parseVector3('[' + parsed.position + ']');
            }
            catch (_error: unknown)
            {
                result.position = new Vector3([128.0, 128.0, 0.0]);
            }
        }
        if (parsed.look_at)
        {
            try
            {
                result.lookAt = this.parseVector3('[' + parsed.look_at + ']');
            }
            catch (_error: unknown)
            {
                result.lookAt = new Vector3([128.0, 128.0, 0.0]);
            }
        }


        return result;
    }
}