关于小程序:大学生活动社交小程序开发笔记1

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可研剖析

大学生流动社交小程序是一种基于挪动互联网的社交平台,旨在为大学生提供一个不便、快捷、平安的社交和流动交流平台

性能布局

  • 流动公布:平台能够公布将要举办的流动,包含工夫、地点、费用等信息,并邀请其余用户加入。
  • 流动搜寻:用户能够依据本人的兴趣爱好搜寻流动,并加入感兴趣的流动。
  • 流动评估:用户能够对加入过的流动进行评估和反馈,帮忙其余用户更好地抉择流动。
  • 打卡模块:能够帮忙大学生记录和评比每天的学习、浏览、文艺、体育、体育等流动。通过实现一个个小指标帮忙大学生更好地治理本人的工夫和指标。
  • 实现目标

    大学生流动社交小程序能够帮忙大学生更好地组织和加入流动,扩大社交圈子,丰盛大学生存。本我的项目前后端残缺代码包含布告告诉,校园风采,流动分类与列表,流动报名与评估,打卡我的项目列表,打卡排行与每日动静,我的流动报名,我的每日打卡;后盾打卡项目管理,打卡记录治理与导出,后盾流动与报名治理,报名审核与数据导出等性能,流动组织方能够自定义要填写的内容

数据库设计


ActivityModel.DB_STRUCTURE = {
    _pid: 'string|true',
    ACTIVITY_ID: 'string|true',

    ACTIVITY_TITLE: 'string|true|comment= 题目',
    ACTIVITY_STATUS: 'int|true|default=1|comment= 状态 0= 未启用,1= 应用中',

    ACTIVITY_CATE_ID: 'string|true|default=0|comment= 分类',
    ACTIVITY_CATE_NAME: 'string|false|comment= 分类冗余',

    ACTIVITY_CANCEL_SET: 'int|true|default=1|comment= 勾销设置 0= 不允,1= 容许,2= 仅截止前可勾销',
    ACTIVITY_CHECK_SET: 'int|true|default=0|comment= 审核 0= 不须要审核,1= 须要审核', 
    ACTIVITY_IS_MENU: 'int|true|default=1|comment= 是否公开展现名单',

    ACTIVITY_MAX_CNT: 'int|true|default=20|comment= 人数下限 0= 不限',
    ACTIVITY_START: 'int|false|comment= 流动开始工夫',
    ACTIVITY_END: 'int|false|comment= 流动截止工夫',
    ACTIVITY_STOP: 'int|true|default=0|comment= 报名截止工夫 0= 永不过期',

    ACTIVITY_ORDER: 'int|true|default=9999',
    ACTIVITY_VOUCH: 'int|true|default=0',

    ACTIVITY_FORMS: 'array|true|default=[]',
    ACTIVITY_OBJ: 'object|true|default={}',

    ACTIVITY_JOIN_FORMS: 'array|true|default=[]',

    ACTIVITY_ADDRESS: 'string|false|comment= 具体地址',
    ACTIVITY_ADDRESS_GEO: 'object|false|comment= 具体地址坐标参数',

    ACTIVITY_QR: 'string|false',
    ACTIVITY_VIEW_CNT: 'int|true|default=0',
    ACTIVITY_JOIN_CNT: 'int|true|default=0',
    ACTIVITY_COMMENT_CNT: 'int|true|default=0',

    ACTIVITY_USER_LIST: 'array|true|default=[]|comment={name,id,pic}',

    ACTIVITY_ADD_TIME: 'int|true',
    ACTIVITY_EDIT_TIME: 'int|true',
    ACTIVITY_ADD_IP: 'string|false',
    ACTIVITY_EDIT_IP: 'string|false',
};

ActivityJoinModel.DB_STRUCTURE = {
    _pid: 'string|true',
    ACTIVITY_JOIN_ID: 'string|true',
    ACTIVITY_JOIN_ACTIVITY_ID: 'string|true|comment= 报名 PK',

    ACTIVITY_JOIN_IS_ADMIN: 'int|true|default=0|comment= 是否管理员增加 0/1',

    ACTIVITY_JOIN_CODE: 'string|true|comment= 核验码 15 位',
    ACTIVITY_JOIN_IS_CHECKIN: 'int|true|default=0|comment= 是否签到 0/1',
    ACTIVITY_JOIN_CHECKIN_TIME: 'int|false|default=0| 签到工夫',

    ACTIVITY_JOIN_USER_ID: 'string|true|comment= 用户 ID',


    ACTIVITY_JOIN_FORMS: 'array|true|default=[]|comment= 表单',
    ACTIVITY_JOIN_OBJ: 'object|true|default={}',

    ACTIVITY_JOIN_STATUS: 'int|true|default=1|comment= 状态  0= 待审核 1= 报名胜利, 99= 审核未过',
    ACTIVITY_JOIN_REASON: 'string|false|comment= 审核回绝或者勾销理由',

    ACTIVITY_JOIN_ADD_TIME: 'int|true',
    ACTIVITY_JOIN_EDIT_TIME: 'int|true',
    ACTIVITY_JOIN_ADD_IP: 'string|false',
    ACTIVITY_JOIN_EDIT_IP: 'string|false',
};

外围实现


class ActivityService extends BaseProjectService {

    // 获取以后活动状态
    getJoinStatusDesc(activity) {
        let timestamp = this._timestamp;

        if (activity.ACTIVITY_STATUS == 0)
            return '流动进行';
        else if (activity.ACTIVITY_END <= timestamp)
            return '流动完结';
        else if (activity.ACTIVITY_STOP <= timestamp)
            return '报名完结';
        else if (activity.ACTIVITY_MAX_CNT > 0
            && activity.ACTIVITY_JOIN_CNT >= activity.ACTIVITY_MAX_CNT)
            return '报名已满';
        else
            return '报名中';
    }

    /** 浏览信息 */
    async viewActivity(userId, id) {

        let fields = '*';

        let where = {
            _id: id,
            ACTIVITY_STATUS: ActivityModel.STATUS.COMM
        }
        let activity = await ActivityModel.getOne(where, fields);
        if (!activity) return null;

        ActivityModel.inc(id, 'ACTIVITY_VIEW_CNT', 1);

        // 判断是否有报名
        let whereJoin = {
            ACTIVITY_JOIN_USER_ID: userId,
            ACTIVITY_JOIN_ACTIVITY_ID: id,
            ACTIVITY_JOIN_STATUS: ['in', [ActivityJoinModel.STATUS.WAIT, ActivityJoinModel.STATUS.SUCC]]
        }
        let activityJoin = await ActivityJoinModel.getOne(whereJoin);
        if (activityJoin) {
            activity.myActivityJoinId = activityJoin._id;
            activity.myActivityJoinTag = (activityJoin.ACTIVITY_JOIN_STATUS == ActivityJoinModel.STATUS.WAIT) ? '待审核' : '已报名';
        }

        else {
            activity.myActivityJoinId = '';
            activity.myActivityJoinTag = '';
        }


        return activity;
    }

    /** 获得分页列表 */
    async getActivityList({
        cateId, // 分类查问条件
        search, // 搜寻条件
        sortType, // 搜寻菜单
        sortVal, // 搜寻菜单
        orderBy, // 排序 
        page,
        size,
        isTotal = true,
        oldTotal
    }) {

        orderBy = orderBy || {
            'ACTIVITY_ORDER': 'asc',
            'ACTIVITY_ADD_TIME': 'desc'
        };
        let fields = 'ACTIVITY_USER_LIST,ACTIVITY_STOP,ACTIVITY_JOIN_CNT,ACTIVITY_OBJ,ACTIVITY_VIEW_CNT,ACTIVITY_TITLE,ACTIVITY_MAX_CNT,ACTIVITY_START,ACTIVITY_END,ACTIVITY_ORDER,ACTIVITY_STATUS,ACTIVITY_CATE_NAME,ACTIVITY_OBJ';

        let where = {};
        where.and = {_pid: this.getProjectId() // 简单的查问在此处标注 PID
        };
        if (cateId && cateId !== '0') where.and.ACTIVITY_CATE_ID = cateId;

        where.and.ACTIVITY_STATUS = ActivityModel.STATUS.COMM; // 状态  


        if (util.isDefined(search) && search) {
            where.or = [{ACTIVITY_TITLE: ['like', search]
            },];
        } else if (sortType && util.isDefined(sortVal)) {
            // 搜寻菜单
            switch (sortType) {
                case 'cateId': {if (sortVal) where.and.ACTIVITY_CATE_ID = String(sortVal);
                    break;
                }
                case 'sort': {
                    // 排序
                    orderBy = this.fmtOrderBySort(sortVal, 'ACTIVITY_ADD_TIME');
                    break;
                }
                case 'today': { // 明天
                    let start = timeUtil.getDayFirstTimestamp();
                    let end = start + 86400 * 1000 - 1;
                    where.and.ACTIVITY_START = ['between', start, end];
                    break;
                }
                case 'tomorrow': { // 明日
                    let start = timeUtil.getDayFirstTimestamp() + 86400 * 1000;
                    let end = start + 86400 * 1000 - 1;
                    where.and.ACTIVITY_START = ['between', start, end];
                    break;
                }
                case 'month': { // 本月
                    let day = timeUtil.time('Y-M-D');
                    let start = timeUtil.getMonthFirstTimestamp(day);
                    let end = timeUtil.getMonthLastTimestamp(day);

                    where.and.ACTIVITY_START = ['between', start, end];
                    break;
                }
            }
        }

        return await ActivityModel.getList(where, fields, orderBy, page, size, isTotal, oldTotal);
    }


    /** 获得某一个报名分页列表 */
    async getActivityJoinList(activityId, {
        search, // 搜寻条件
        sortType, // 搜寻菜单
        sortVal, // 搜寻菜单
        orderBy, // 排序 
        page,
        size,
        isTotal = true,
        oldTotal
    }) {
        orderBy = orderBy || {'ACTIVITY_JOIN_ADD_TIME': 'desc'};
        let fields = 'ACTIVITY_JOIN_OBJ,ACTIVITY_JOIN_IS_CHECKIN,ACTIVITY_JOIN_REASON,ACTIVITY_JOIN_ACTIVITY_ID,ACTIVITY_JOIN_STATUS,ACTIVITY_JOIN_ADD_TIME,user.USER_PIC,user.USER_NAME,user.USER_OBJ';

        let where = {
            ACTIVITY_JOIN_ACTIVITY_ID: activityId,
            ACTIVITY_JOIN_STATUS: ActivityModel.STATUS.COMM
        };

        let joinParams = {
            from: UserModel.CL,
            localField: 'ACTIVITY_JOIN_USER_ID',
            foreignField: 'USER_MINI_OPENID',
            as: 'user',
        };

        let result = await ActivityJoinModel.getListJoin(joinParams, where, fields, orderBy, page, size, isTotal, oldTotal);

        return result;
    }


    /** 获得我的报名分页列表 */
    async getMyActivityJoinList(userId, {
        search, // 搜寻条件
        sortType, // 搜寻菜单
        sortVal, // 搜寻菜单
        orderBy, // 排序 
        page,
        size,
        isTotal = true,
        oldTotal
    }) {
        orderBy = orderBy || {'ACTIVITY_JOIN_ADD_TIME': 'desc'};
        let fields = 'ACTIVITY_JOIN_IS_CHECKIN,ACTIVITY_JOIN_REASON,ACTIVITY_JOIN_ACTIVITY_ID,ACTIVITY_JOIN_STATUS,ACTIVITY_JOIN_ADD_TIME,activity.ACTIVITY_END,activity.ACTIVITY_START,activity.ACTIVITY_TITLE';

        let where = {ACTIVITY_JOIN_USER_ID: userId};

        if (util.isDefined(search) && search) {where['activity.ACTIVITY_TITLE'] = {
                $regex: '.*' + search,
                $options: 'i'
            };
        } else if (sortType) {
            // 搜寻菜单
            switch (sortType) {
                case 'timedesc': { // 按工夫倒序
                    orderBy = {
                        'activity.ACTIVITY_START': 'desc',
                        'ACTIVITY_JOIN_ADD_TIME': 'desc'
                    };
                    break;
                }
                case 'timeasc': { // 按工夫正序
                    orderBy = {
                        'activity.ACTIVITY_START': 'asc',
                        'ACTIVITY_JOIN_ADD_TIME': 'asc'
                    };
                    break;
                }
                case 'succ': {
                    where.ACTIVITY_JOIN_STATUS = ActivityJoinModel.STATUS.SUCC;
                    break;
                }
                case 'wait': {
                    where.ACTIVITY_JOIN_STATUS = ActivityJoinModel.STATUS.WAIT;
                    break;
                }
                case 'cancel': {
                    where.ACTIVITY_JOIN_STATUS = ActivityJoinModel.STATUS.ADMIN_CANCEL;
                    break;
                }
            }
        }

        let joinParams = {
            from: ActivityModel.CL,
            localField: 'ACTIVITY_JOIN_ACTIVITY_ID',
            foreignField: '_id',
            as: 'activity',
        };

        let result = await ActivityJoinModel.getListJoin(joinParams, where, fields, orderBy, page, size, isTotal, oldTotal);

        return result;
    }

    /** 获得我的报名详情 */
    async getMyActivityJoinDetail(userId, activityJoinId) {

        let fields = '*';

        let where = {
            _id: activityJoinId,
            ACTIVITY_JOIN_USER_ID: userId
        };
        let activityJoin = await ActivityJoinModel.getOne(where, fields);
        if (activityJoin) {activityJoin.activity = await ActivityModel.getOne(activityJoin.ACTIVITY_JOIN_ACTIVITY_ID, 'ACTIVITY_TITLE,ACTIVITY_START,ACTIVITY_END');
        }
        return activityJoin;
    }

    //################## 报名 
    // 报名 
    async activityJoin(userId, activityId, forms) {

        // 报名是否完结
        let whereActivity = {
            _id: activityId,
            ACTIVITY_STATUS: ActivityModel.STATUS.COMM
        }
        let activity = await ActivityModel.getOne(whereActivity);
        if (!activity)
            this.AppError('该流动不存在或者曾经进行');

        // 是否流动完结
        if (activity.ACTIVITY_END < this._timestamp)
            this.AppError('该流动曾经完结,请抉择其余流动');

        // 是否过了报名截止期
        if (activity.ACTIVITY_STOP < this._timestamp)
            this.AppError('该流动报名曾经截止,请抉择其余流动');


        // 人数是否满
        if (activity.ACTIVITY_MAX_CNT > 0) {
            let whereCnt = {
                ACTIVITY_JOIN_ACTIVITY_ID: activityId,
                ACTIVITY_JOIN_STATUS: ['in', [ActivityJoinModel.STATUS.WAIT, ActivityJoinModel.STATUS.SUCC]]
            }
            let cntJoin = await ActivityJoinModel.count(whereCnt);
            if (cntJoin >= activity.ACTIVITY_MAX_CNT)
                this.AppError('该流动报名已满,请抉择其余流动');
        }

        // 本人是否曾经有报名
        let whereMy = {
            ACTIVITY_JOIN_USER_ID: userId,
            ACTIVITY_JOIN_ACTIVITY_ID: activityId,
            ACTIVITY_JOIN_STATUS: ['in', [ActivityJoinModel.STATUS.WAIT, ActivityJoinModel.STATUS.SUCC]]
        }
        let my = await ActivityJoinModel.getOne(whereMy);
        if (my) {if (my.ACTIVITY_JOIN_STATUS == ActivityJoinModel.STATUS.WAIT)
                this.AppError('您曾经报名,正在期待审核,毋庸反复报名');
            else
                this.AppError('您曾经报名胜利,毋庸反复报名');
        }


        // 入库
        let data = {
            ACTIVITY_JOIN_USER_ID: userId,
            ACTIVITY_JOIN_ACTIVITY_ID: activityId,
            ACTIVITY_JOIN_STATUS: (activity.ACTIVITY_CHECK_SET == 0) ? ActivityJoinModel.STATUS.SUCC : ActivityJoinModel.STATUS.WAIT,
            ACTIVITY_JOIN_FORMS: forms,
            ACTIVITY_JOIN_OBJ: dataUtil.dbForms2Obj(forms),
            ACTIVITY_JOIN_CODE: dataUtil.genRandomIntString(15),

        }

        let activityJoinId = await ActivityJoinModel.insert(data); 

        // 统计数量
        await this.statActivityJoin(activityId);

        let check = activity.ACTIVITY_CHECK_SET;

        return {activityJoinId, check}

    } 
 

    async statActivityJoin(id) {
        // 报名数
        let where = {
            ACTIVITY_JOIN_ACTIVITY_ID: id,
            ACTIVITY_JOIN_STATUS: ['in', [ActivityJoinModel.STATUS.WAIT, ActivityJoinModel.STATUS.SUCC]]
        }
        let cnt = await ActivityJoinModel.count(where);


        // 用户列表
        where = {
            ACTIVITY_JOIN_ACTIVITY_ID: id,
            ACTIVITY_JOIN_STATUS: ActivityJoinModel.STATUS.SUCC
        }
        let joinParams = {
            from: UserModel.CL,
            localField: 'ACTIVITY_JOIN_USER_ID',
            foreignField: 'USER_MINI_OPENID',
            as: 'user',
        };
        let orderBy = {ACTIVITY_JOIN_ADD_TIME: 'desc'}
        let list = await ActivityJoinModel.getListJoin(joinParams, where, 'ACTIVITY_JOIN_ADD_TIME,user.USER_MINI_OPENID,user.USER_NAME,user.USER_PIC', orderBy, 1, 6, false, 0);
        list = list.list;

        for (let k = 0; k < list.length; k++) {list[k] = list[k].user;
        } 

        await ActivityModel.edit(id, { ACTIVITY_JOIN_CNT: cnt, ACTIVITY_USER_LIST: list});
    }

    /**  报名前获取要害信息 */
    async detailForActivityJoin(userId, activityId) {
        let fields = 'ACTIVITY_JOIN_FORMS, ACTIVITY_TITLE';

        let where = {
            _id: activityId,
            ACTIVITY_STATUS: ActivityModel.STATUS.COMM
        }
        let activity = await ActivityModel.getOne(where, fields);
        if (!activity)
            this.AppError('该流动不存在');


        // 取出自己最近一次的填写表单

        let whereMy = {ACTIVITY_JOIN_USER_ID: userId,}
        let orderByMy = {ACTIVITY_JOIN_ADD_TIME: 'desc'}
        let joinMy = await ActivityJoinModel.getOne(whereMy, 'ACTIVITY_JOIN_FORMS', orderByMy);


        let myForms = joinMy ? joinMy.ACTIVITY_JOIN_FORMS : [];
        activity.myForms = myForms;

        return activity;
    }

    /** 勾销我的报名 只有胜利和待审核能够勾销 勾销即为删除记录 */
    async cancelMyActivityJoin(userId, activityJoinId) {
        let where = {
            ACTIVITY_JOIN_USER_ID: userId,
            _id: activityJoinId,
            ACTIVITY_JOIN_STATUS: ['in', [ActivityJoinModel.STATUS.WAIT, ActivityJoinModel.STATUS.SUCC]]
        };
        let activityJoin = await ActivityJoinModel.getOne(where);

        if (!activityJoin) {this.AppError('未找到可勾销的报名记录');
        }

        if (activityJoin.ACTIVITY_JOIN_IS_CHECKIN == 1)
            this.AppError('该流动曾经签到,无奈勾销');

        let activity = await ActivityModel.getOne(activityJoin.ACTIVITY_JOIN_ACTIVITY_ID);
        if (!activity)
            this.AppError('该流动不存在');

        if (activity.ACTIVITY_END <= this._timestamp)
            this.AppError('该流动曾经完结,无奈勾销');

        if (activity.ACTIVITY_CANCEL_SET == 0)
            this.AppError('该流动不能取消');

        if (activity.ACTIVITY_CANCEL_SET == 2 && activity.ACTIVITY_STOP < this._timestamp)
            this.AppError('该流动曾经截止报名,不能取消');

        await ActivityJoinModel.del(where); 

        // 统计
        await this.statActivityJoin(activityJoin.ACTIVITY_JOIN_ACTIVITY_ID);
    }


    /** 用户自助签到 */
    async myJoinSelf(userId, activityId) {let activity = await ActivityModel.getOne(activityId);
        if (!activity)
            this.AppError('流动不存在或者曾经敞开');

        let day = timeUtil.timestamp2Time(activity.ACTIVITY_START, 'Y-M-D');

        let today = timeUtil.time('Y-M-D');
        if (day != today)
            this.AppError('仅在流动当天能够签到,以后签到码的日期是' + day);

        let whereSucc = {
            ACTIVITY_JOIN_USER_ID: userId,
            ACTIVITY_JOIN_STATUS: ActivityJoinModel.STATUS.SUCC
        }
        let cntSucc = await ActivityJoinModel.count(whereSucc);

        let whereCheckin = {
            ACTIVITY_JOIN_USER_ID: userId,
            ACTIVITY_JOIN_IS_CHECKIN: 1,
            ACTIVITY_JOIN_STATUS: ActivityJoinModel.STATUS.SUCC
        }
        let cntCheckin = await ActivityJoinModel.count(whereCheckin);

        let ret = '';
        if (cntSucc == 0) {ret = '您没有本次流动报名胜利的记录,请在「集体核心 - 我的流动报名」查看详情~';} else if (cntSucc == cntCheckin) {
            // 同一流动屡次报名的状况
            ret = '您已签到,毋庸反复签到,请在「集体核心 - 我的流动报名」查看详情~';
        } else {
            let where = {
                ACTIVITY_JOIN_USER_ID: userId,
                ACTIVITY_JOIN_IS_CHECKIN: 0,
                ACTIVITY_JOIN_STATUS: ActivityJoinModel.STATUS.SUCC
            }
            let data = {
                ACTIVITY_JOIN_IS_CHECKIN: 1,
                ACTIVITY_JOIN_CHECKIN_TIME: this._timestamp,
            }
            await ActivityJoinModel.edit(where, data);
            ret = '签到胜利,请在「集体核心 - 我的流动报名」查看详情~'
        }
        return {ret};
    }

    /** 按天获取报名我的项目 */
    async getActivityListByDay(day) {let start = timeUtil.time2Timestamp(day);
        let end = start + 86400 * 1000 - 1;
        let where = {
            ACTIVITY_STATUS: ActivityModel.STATUS.COMM,
            ACTIVITY_START: ['between', start, end],
        };

        let orderBy = {
            'ACTIVITY_ORDER': 'asc',
            'ACTIVITY_ADD_TIME': 'desc'
        };

        let fields = 'ACTIVITY_TITLE,ACTIVITY_START,ACTIVITY_OBJ.cover';

        let list = await ActivityModel.getAll(where, fields, orderBy);

        let retList = [];

        for (let k = 0; k < list.length; k++) {let node = {};
            node.timeDesc = timeUtil.timestamp2Time(list[k].ACTIVITY_START, 'h:m');
            node.title = list[k].ACTIVITY_TITLE;
            node.pic = list[k].ACTIVITY_OBJ.cover[0];
            node._id = list[k]._id;
            retList.push(node);

        }
        return retList;
    }

    /**
     * 获取从某天开始可报名的日期
     * @param {*} fromDay  日期 Y-M-D
     */
    async getActivityHasDaysFromDay(fromDay) {
        let where = {ACTIVITY_START: ['>=', timeUtil.time2Timestamp(fromDay)],
        };

        let fields = 'ACTIVITY_START';
        let list = await ActivityModel.getAllBig(where, fields);

        let retList = [];
        for (let k = 0; k < list.length; k++) {let day = timeUtil.timestamp2Time(list[k].ACTIVITY_START, 'Y-M-D');
            if (!retList.includes(day)) retList.push(day);
        }
        return retList;
    }


}

UI 设计

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