import BaseModel from './BaseModel';
import { index, getModelForClass, prop, DocumentType, Ref } from '@typegoose/typegoose';
import Role, { RoleType } from './Role';
import { genCode } from '../pubUtils/util';
import { GUILD_STRUCTURE, GUILD_STATUS, GUILD_PER_PAGE } from '../consts';

class Structure {
    @prop({ required: true })
    id: number;
    @prop({ required: true })
    lv: number;
}

@index({ roleId: 1 })
export default class Guild extends BaseModel {

    @prop({ required: true })
    code: string;

    @prop({ required: true })
    name: string;

    @prop({ required: true })
    icon: number;

    @prop({ required: true, default: 1 })
    lv: number;

    @prop({ required: true, default: 1 })
    memberCnt: number;

    @prop({ required: true, default: false, select: false })
    isMemberMax: boolean;

    @prop({ required: true, default: 1 })
    managerCnt: number;

    @prop({ required: true })
    leader: Ref<Role>;

    @prop({ required: true, default: true })
    isAuto: boolean;

    @prop({ required: true, default: 0 })
    ceLimit: number;

    @prop({ required: true, default: '' })
    notice: string;

    @prop({ required: true, default: '' })
    introduce: string;

    @prop({ required: true, default: 0 })
    fund: number;

    @prop({ required: true, default: 0 })
    activeDaily: number;

    @prop({ required: true, default: 0 })
    activeWeekly: number;

    @prop({ required: true, default: new Date(), select: false })
    refTimeDaily: Date;

    @prop({ required: true, default: new Date(), select: false })
    refTimeWeekly: Date;

    @prop({ required: true, default: 0 })
    guildCe: number;                         // 总战力

    @prop({ required: true, type: String, default: [], select: false })
    members: string[];                  // 军团成员的roleId，用于增加战力的时候加入总战力

    @prop({ required: true, type: Structure, default: getInitStructure(), _id: false })
    structure: Structure[]

    @prop({ required: true, default: GUILD_STATUS.RUNNING, enum: GUILD_STATUS })
    status: number;

    @prop({ required: true, default: 1, select: false })
    serverId: number;                 // 分服

    public static async createGuild(params: { name: string, icon: number, notice: string }, role: RoleType, serverId: number) {
        const doc = new GuildModel();
        const update = Object.assign(doc.toJSON(), params, { leader: role._id, members: [role.roleId], guildCe: role.ce, serverId });
        delete update._id;
        const code = genCode(6);
        const result: GuildType = await GuildModel.findOneAndUpdate({ code }, update, { upsert: true, new: true })
        .populate('leader', 'roleId roleName sHid headHid lv loginTime ce', 'Role')
        .lean();
        
        return result;
    }

    public static async checkName(name: string, serverId: number) {
        const result = await GuildModel.findOne({ name, status: GUILD_STATUS.RUNNING, serverId }).lean();
        return !!result;
    }

    public static async findByCondition(page: number, showPeopleMax: boolean, name: string, serverId: number) {
        const condition = { status: GUILD_STATUS.RUNNING, serverId };
        if(!showPeopleMax) {
            condition['isMemberMax'] = false;
        }
        if(!!name) {
            condition['name'] = { $regex: new RegExp(name, 'i') }
        }
        const guildList = await GuildModel.find(condition)
        .sort({ lv: -1, guildCe: -1 })
        .limit(GUILD_PER_PAGE).skip((page - 1) * GUILD_PER_PAGE)
        .select('code icon name lv memberCnt leader ceLimit isAuto')
        .populate('leader', 'roleName', 'Role')
        .lean();
        return guildList;
    }

    public static async findByCode(code: string, serverId: number, select?: string) {
        const result = await GuildModel.findOne({ code, status: GUILD_STATUS.RUNNING, serverId })
        .select(select)
        .populate('leader', 'roleId roleName sHid headHid lv loginTime ce', 'Role')
        .lean();
        return result;
    }

    public static async addGuild(code: string, roleId: string, maxMemberCnt: number, serverId: number) {
        let result = await GuildModel.findOneAndUpdate({ code, memberCnt: {$lt: maxMemberCnt }, serverId }, { $inc: { memberCnt: 1 }, $push: { members: roleId } }, { new: true }).lean();
        if(result && result.memberCnt >= maxMemberCnt) {
            result = await GuildModel.findOneAndUpdate({ code }, { $set: { isMemberMax: true } }).lean();
        }
        return result;
    }

    public static async dismiss(code: string, serverId: number) {
        const result = await GuildModel.findOneAndUpdate({ code, status: GUILD_STATUS.RUNNING, serverId }, { status: GUILD_STATUS.DISMISSED }, { new: true })
        .select('+members').lean();
        return result;
    }

    public static async quit(code: string, roleId: string, serverId: number) {
        const result = await GuildModel.findOneAndUpdate({ code, serverId }, { $inc: { memberCnt: -1}, $pull: { members: roleId }, isMemberMax: false }, { new: true }).lean();
        return result;
    }

    public static async updateInfo(code: string, update: GuildUpdateParam, incParam: { managerCnt?: number }, select?: string) {
        const result = await GuildModel.findOneAndUpdate({ code }, { $set: update, $inc: incParam }, { new: true }).select(select).lean();
        return result;
    }

    public static async upStructure(code: string, id: number, select?: string) {
        if (id == GUILD_STRUCTURE.ARMY_CENTER) {
            const result = await GuildModel.findOneAndUpdate({ code, 'structure.id': id }, { $inc: { 'structure.$.lv': 1, lv: 1 }, $set: { isMemberMax: false } }, { new: true }).select(select).lean();
            return result;
        } else {
            const result = await GuildModel.findOneAndUpdate({ code, 'structure.id': id }, { $inc: { 'structure.$.lv': 1 } }, { new: true }).select(select).lean();
            return result;
        }
    }

    public static async costFund(code: string, cost: number) {
        const result = await GuildModel.findOneAndUpdate({ code, fund: {$gte: cost}}, { $inc: { fund: -1 * cost } }, {new: true}).lean();
        return result;
    }
}

export const GuildModel = getModelForClass(Guild);

export interface GuildType extends Pick<DocumentType<Guild>, keyof Guild> { };
export type GuildUpdateParam = Partial<GuildType>; // 将所有字段变成可选项

function getInitStructure() {
    let structure = new Array<Structure>();
    for (let id = GUILD_STRUCTURE.START; id < GUILD_STRUCTURE.END; id++) {
        structure.push({ id, lv: 1 });
    }
    return structure;
}