import { Console } from "hsconsole";
import User from "../entities/User";
import UserRepo from "../repos/UserRepo";
import PasswordUtility from "../utilities/PasswordUtility";
import UserParty from "../entities/UserParty";
import UserPartyRepo from "../repos/UserPartyRepo";
import { UserLevel } from "../enums/UserLevel";

export default class UserService {
	public static async AuthenticateUser(username:string, password:string) {
		try {
			const user = await UserRepo.selectByUsername(username);
			if (!user) {
				return null;
			}

			if (await PasswordUtility.ValidatePassword(user.PasswordHash, user.PasswordSalt, password)) {
				return user;
			}

			return null;
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async GetUser(id:number) {
		try {
			return await UserRepo.selectById(id);
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async GetAll() {
		try {
			return await UserRepo.selectAll();
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async GetUserByUsername(username:string) {
		try {
			return await UserRepo.selectByUsername(username);
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async GetUserByAPIKey(apiKey:string) {
		try {
			return await UserRepo.selectByAPIKey(apiKey);
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async GetUserPartyForUser(userId:number, partyId:number) {
		try {
			return await UserPartyRepo.selectByUserIdPartyId(userId, partyId);
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async CreateUser(currentUserId:number, username:string, password:string) {
		try {
			const existingCheck = await UserRepo.selectByUsername(username);
			if (existingCheck) {
				return null;
			}

			const user = new User();
			user.Username = username;
			user.PasswordSalt = PasswordUtility.GenerateSalt();
			user.PasswordHash = await PasswordUtility.HashPassword(user.PasswordSalt, password);
			user.CreatedByUserId = currentUserId;
			user.CreatedDatetime = new Date();

			await UserRepo.insertUpdate(user);

			return user;
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async AddUserToParty(userId:number, partyId:number) {
		try {
			const userParty = new UserParty();
			userParty.UserId = userId;
			userParty.PartyId = partyId;
			userParty.CreatedByUserId = userId;
			userParty.CreatedDatetime = new Date();

			await UserPartyRepo.insertUpdate(userParty);
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async SetActiveParty(currentUserId:number, partyId:number) {
		try {
			await UserPartyRepo.deactivateAll(currentUserId);

			const userParty = await UserPartyRepo.selectByUserIdPartyId(currentUserId, partyId);
			if (!userParty) {
				return;
			}

			userParty.IsActive = true;
			userParty.LastModifiedByUserId = currentUserId;
			userParty.LastModifiedDatetime = new Date();

			await UserPartyRepo.insertUpdate(userParty);
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			console.log(e);
			throw e;
		}
	}

	public static async DeactivateCurrentParty(currentUserId:number) {
		try {
			await UserPartyRepo.deactivateAll(currentUserId);
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			console.log(e);
			throw e;
		}
	}

	public static async GetActiveParty(currentUserId:number) {
		try {
			return await UserPartyRepo.selectActive(currentUserId);
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async LeaveParty(currentUserId:number, partyId:number) {
		try {
			const userParty = await UserPartyRepo.selectByUserIdPartyId(currentUserId, partyId);
			if (!userParty) {
				return null;
			}

			userParty.DeletedByUserId = currentUserId;
			userParty.DeletedDatetime = new Date();
			userParty.IsDeleted = true;

			await UserPartyRepo.insertUpdate(userParty);

			return userParty;
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async SaveUsername(currentUserId:number, username:string) {
		try {
			const existingCheck = await UserRepo.selectByUsername(username)
			if (existingCheck) {
				return null;
			}

			const user = await UserRepo.selectById(currentUserId);
			if (!user) {
				return null;
			}

			user.LastModifiedByUserId = currentUserId;
			user.LastModifiedDatetime = new Date();

			user.Username = username;

			await UserRepo.insertUpdate(user);

			return user;
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async GetUserCount() {
		try {
			return await UserRepo.selectUserCount();
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}

	public static async SaveUser(currentUserId:number, id:number | undefined, username:string, userLevel:UserLevel) {
		try {
			const existingCheck = id ? null : await UserRepo.selectByUsername(username);
			if (existingCheck) {
				return null;
			}

			let user = id ? await UserRepo.selectById(id) : null;
			if (!user) {
				user = new User();
				user.CreatedByUserId = currentUserId;
				user.CreatedDatetime = new Date();
			} else {
				user.LastModifiedByUserId = currentUserId;
				user.LastModifiedDatetime = new Date();
			}

			user.Username = username;
			user.UserLevel = userLevel;

			return await UserRepo.insertUpdate(user);
		} catch (e) {
			Console.printError(`MultiProbe server service error:\n${e}`);
			throw e;
		}
	}
}