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51business
Commit c9ca81d5 authored by 任国军's avatar 任国军
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fix class image

parent 3de7be5e
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    app/service/course/institution.js
    View file @ c9ca81d5
    ......@@ -8,481 +8,476 @@ const moment = require('moment');
    class InstitutionService extends Service {
    //机构列表页
    async getInstitutions(input) {
    const { ctx } = this;
    const user_uuid = ctx.userUuid;
    const { cats, ages, lat, lng, address } = input;
    const where_institutions = input.institutions;
    //保存定位记录
    if (address && lat && lng) {
    ctx.classModel.CourseLogUserGps.add({ user_uuid, address, lat, lng });
    }
    // 机构列表页
    async getInstitutions(input) {
    const { ctx } = this;
    const user_uuid = ctx.userUuid;
    const { cats, ages, lat, lng, address } = input;
    const where_institutions = input.institutions;
    // 保存定位记录
    if (address && lat && lng) {
    ctx.classModel.CourseLogUserGps.add({ user_uuid, address, lat, lng });
    }
    //处理条件过滤条件
    let where = { status: 1, is_deleted: 0 };
    if (Number(cats)) {
    const cat_ret = await ctx.classModel.CourseCat.one({ where: { id: cats } });
    const cat_id = cat_ret.id;
    const cat_level = cat_ret.level;
    const next_level = cat_level + 1;
    const next_next_level = cat_level + 2;
    const next_cat = await ctx.classModel.CourseCat.all({ where: { level: next_level, parent_id: cat_id } });
    const next_next_cat = await ctx.classModel.CourseCat.all({ where: { level: next_next_level, first_id: cat_id } });
    let cat_ids = [cat_id,];
    cat_ids = cat_ids.concat(R.pluck('id', next_cat)).concat(R.pluck('id', next_next_cat));
    const institutions = await ctx.classModel.CourseInstitutionToCat.all({ where: { cat_id: { $in: cat_ids } } });
    where.id = { $in: R.pluck('institution_id', institutions) };
    }
    if (Number(ages)) {
    where.max_age = { $gte: ages };
    where.min_age = { $lte: ages };
    }
    if (where_institutions) {
    where.corner = { $ne: '' };
    }
    // 处理条件过滤条件
    const where = { status: 1, is_deleted: 0 };
    if (Number(cats)) {
    const cat_ret = await ctx.classModel.CourseCat.one({ where: { id: cats } });
    const cat_id = cat_ret.id;
    const cat_level = cat_ret.level;
    const next_level = cat_level + 1;
    const next_next_level = cat_level + 2;
    const next_cat = await ctx.classModel.CourseCat.all({ where: { level: next_level, parent_id: cat_id } });
    const next_next_cat = await ctx.classModel.CourseCat.all({ where: { level: next_next_level, first_id: cat_id } });
    let cat_ids = [ cat_id ];
    cat_ids = cat_ids.concat(R.pluck('id', next_cat)).concat(R.pluck('id', next_next_cat));
    const institutions = await ctx.classModel.CourseInstitutionToCat.all({ where: { cat_id: { $in: cat_ids } } });
    where.id = { $in: R.pluck('institution_id', institutions) };
    }
    if (Number(ages)) {
    where.max_age = { $gte: ages };
    where.min_age = { $lte: ages };
    }
    if (where_institutions) {
    where.corner = { $ne: '' };
    }
    //关联校区表查找信息
    const include = [{ model: ctx.classModel.CourseArea, where: { status: 1, is_deleted: 0 }, attributes: ['id', 'institution_id', 'name', 'address', 'lat', 'lng'] }];
    const attributes = ['id', 'name', 'type', 'establishment_time', 'class_type', 'teacher_count', 'teacher_experience', 'corner', 'min_age', 'max_age', 'price', 'characteristic',];
    const institutions = await ctx.classModel.CourseInstitution.findAll({ attributes, include, where });
    // 关联校区表查找信息
    const include = [{ model: ctx.classModel.CourseArea, where: { status: 1, is_deleted: 0 }, attributes: [ 'id', 'institution_id', 'name', 'address', 'lat', 'lng' ] }];
    const attributes = [ 'id', 'name', 'type', 'establishment_time', 'class_type', 'teacher_count', 'teacher_experience', 'corner', 'min_age', 'max_age', 'price', 'characteristic' ];
    const institutions = await ctx.classModel.CourseInstitution.findAll({ attributes, include, where });
    const institution_area_list = await this.getInstitutionAreaList(institutions);//将校区表处理成数组
    // const from = { lat, lng };
    const area_lbs = await this.computeDistance(institution_area_list, { lat, lng });//计算距离信息
    const institution_areas = await this.findShortestDistanceAreas(institution_area_list, area_lbs);//查找最短距离并输出
    const ret = await this.formatInstitutions(institution_areas);
    const institution_area_list = await this.getInstitutionAreaList(institutions);// 将校区表处理成数组
    // const from = { lat, lng };
    const area_lbs = await this.computeDistance(institution_area_list, { lat, lng });// 计算距离信息
    const institution_areas = await this.findShortestDistanceAreas(institution_area_list, area_lbs);// 查找最短距离并输出
    const ret = await this.formatInstitutions(institution_areas);
    return ret;
    }
    return ret;
    }
    /**
    /**
    * 机构详情页
    */
    async getInstitution(input) {
    const { ctx } = this;
    const user_uuid = ctx.userUuid;
    const { institution_id, area_id } = input;
    const lat = ctx.isEmpty(input.lat) ? 0 : input.lat;
    const lng = ctx.isEmpty(input.lng) ? 0 : input.lng;
    const institution = await ctx.classModel.CourseInstitution.one({ where: { id: institution_id } });
    const teachers = await this.getTeachers({ institution_id, limit: 6 });
    const classes = await this.getClasses({ institution_id, limit: 4 });
    const institution_images = await ctx.classModel.CourseImages.all({ where: { type: 1, type_id: institution_id } });//图片
    //处理详情页信息
    const current_area = await ctx.classModel.CourseArea.one({ where:{id: area_id }});
    let institution_detail = await this.formatInstitutions([institution]);
    institution_detail = institution_detail[0];
    institution_detail.address = current_area.address;
    institution_detail.phone = current_area.phone;
    institution_detail.description = institution.description;
    institution_detail.point = institution.point;
    institution_detail.honor = institution.honor;
    institution_detail.is_collect = 0;
    //计算校区距离
    const areas_ret = await this.getInstitutionAreas({ institution_id, limit: 1000 });//校区
    const area_rows = areas_ret.rows;
    const area_lbs = (lat > 0 || lng > 0) ? await this.computeDistance(area_rows, { lat, lng }) : [];//计算距离信息
    let areas = [];
    for (let i in area_rows) {
    const area = area_rows[i];
    const lbs = i < area_lbs.length ? area_lbs[i] : { distance: 0, duration: 0, travel_method: '' };
    const area_name = area.name;
    const distance = lbs.distance;
    const duration = lbs.duration;
    let travel_tips = `距我${distance}km,开车${duration}分钟`;
    if (lbs.travel_method === 'walking') {
    travel_tips = `距我${distance}km,步行${duration}分钟`;
    }
    if (Number(distance) === 0 && duration === 0) {
    travel_tips = '暂无法计算出距离';
    }
    if (area.id == area_id && area.institution_id == institution_id) {
    institution_detail.travel_tips = travel_tips;
    institution_detail.lat = area.lat;
    institution_detail.lng = area.lng;
    }
    areas.push({
    id: area.id,
    institution_id: area.institution_id,
    name: area_name,
    address: area.address,
    phone: area.phone,
    travel_tips,
    lat: area.lat,
    lng: area.lng,
    distance: Number(distance) === 0 ? 999999999.0 : parseFloat(distance),
    });
    }
    areas = _.orderBy(areas, ['distance'], ['asc']);
    async getInstitution(input) {
    const { ctx } = this;
    const user_uuid = ctx.userUuid;
    const { institution_id, area_id } = input;
    const lat = ctx.isEmpty(input.lat) ? 0 : input.lat;
    const lng = ctx.isEmpty(input.lng) ? 0 : input.lng;
    const institution = await ctx.classModel.CourseInstitution.one({ where: { id: institution_id } });
    const teachers = await this.getTeachers({ institution_id, limit: 6 });
    const classes = await this.getClasses({ institution_id, limit: 4 });
    const institution_images = await ctx.classModel.CourseImages.all({ where: { type: 1, type_id: institution_id } });// 图片
    // 处理详情页信息
    const current_area = await ctx.classModel.CourseArea.one({ where: { id: area_id } });
    let institution_detail = await this.formatInstitutions([ institution ]);
    institution_detail = institution_detail[0];
    institution_detail.address = current_area.address;
    institution_detail.phone = current_area.phone;
    institution_detail.description = institution.description;
    institution_detail.point = institution.point;
    institution_detail.honor = institution.honor;
    institution_detail.is_collect = 0;
    // 计算校区距离
    const areas_ret = await this.getInstitutionAreas({ institution_id, limit: 1000 });// 校区
    const area_rows = areas_ret.rows;
    const area_lbs = (lat > 0 || lng > 0) ? await this.computeDistance(area_rows, { lat, lng }) : [];// 计算距离信息
    let areas = [];
    for (const i in area_rows) {
    const area = area_rows[i];
    const lbs = i < area_lbs.length ? area_lbs[i] : { distance: 0, duration: 0, travel_method: '' };
    const area_name = area.name;
    const distance = lbs.distance;
    const duration = lbs.duration;
    let travel_tips = `距我${distance}km,开车${duration}分钟`;
    if (lbs.travel_method === 'walking') {
    travel_tips = `距我${distance}km,步行${duration}分钟`;
    }
    if (Number(distance) === 0 && duration === 0) {
    travel_tips = '暂无法计算出距离';
    }
    if (area.id == area_id && area.institution_id == institution_id) {
    institution_detail.travel_tips = travel_tips;
    institution_detail.lat = area.lat;
    institution_detail.lng = area.lng;
    }
    areas.push({
    id: area.id,
    institution_id: area.institution_id,
    name: area_name,
    address: area.address,
    phone: area.phone,
    travel_tips,
    lat: area.lat,
    lng: area.lng,
    distance: Number(distance) === 0 ? 999999999.0 : parseFloat(distance),
    });
    }
    areas = _.orderBy(areas, [ 'distance' ], [ 'asc' ]);
    //是否收藏过
    const collection_ret = await ctx.classModel.CourseUserCollection.one({ where: { user_uuid, institution_id, is_deleted: 0 } });
    if (collection_ret && collection_ret.id) {
    institution_detail.is_collect = 1;
    }
    // 是否收藏过
    const collection_ret = await ctx.classModel.CourseUserCollection.one({ where: { user_uuid, institution_id, is_deleted: 0 } });
    if (collection_ret && collection_ret.id) {
    institution_detail.is_collect = 1;
    }
    //处理图片
    const photo_album = [];
    let photo_check = []; // 去重
    for (let i in institution_images) {
    const institution_image = institution_images[i];
    if (institution_image.is_video > 0) {
    if (photo_check.includes(institution_image.video_url)) {
    continue;
    } else {
    photo_check.push(institution_image.video_url);
    }
    } else {
    if (photo_check.includes(institution_image.image_url)) {
    continue;
    } else {
    photo_check.push(institution_image.image_url);
    }
    }
    photo_album.push({
    image: institution_image.image_url,
    is_video: institution_image.is_video,
    video_url: institution_image.video_url,
    });
    // 处理图片
    const photo_album = [];
    const photo_check = []; // 去重
    for (const i in institution_images) {
    const institution_image = institution_images[i];
    if (institution_image.is_video > 0) {
    if (photo_check.includes(institution_image.video_url)) {
    continue;
    } else {
    photo_check.push(institution_image.video_url);
    }
    institution_detail.photo_album = photo_album;
    return { institution_detail, teachers: teachers.rows, classes: classes.rows, areas: areas };
    } else {
    if (photo_check.includes(institution_image.image_url)) {
    continue;
    } else {
    photo_check.push(institution_image.image_url);
    }
    }
    photo_album.push({
    image: institution_image.image_url,
    is_video: institution_image.is_video,
    video_url: institution_image.video_url,
    });
    }
    async getTeacher(teacher_id) {
    const { ctx } = this;
    const where = { id: teacher_id };
    let teacher = await ctx.classModel.CourseTeacher.one({ where });
    teacher.dataValues.point_tags = teacher.point ? teacher.point.split(',') : [];
    teacher.dataValues.work_experience_tags = teacher.work_experience ? teacher.work_experience.split(';') : [];
    const institution = await ctx.classModel.CourseInstitution.find({ where: { id: teacher.institution_id } });
    teacher.dataValues.institution_name = institution.name;
    return teacher;
    institution_detail.photo_album = photo_album;
    return { institution_detail, teachers: teachers.rows, classes: classes.rows, areas };
    }
    async getTeacher(teacher_id) {
    const { ctx } = this;
    const where = { id: teacher_id };
    const teacher = await ctx.classModel.CourseTeacher.one({ where });
    teacher.dataValues.point_tags = teacher.point ? teacher.point.split(',') : [];
    teacher.dataValues.work_experience_tags = teacher.work_experience ? teacher.work_experience.split(';') : [];
    const institution = await ctx.classModel.CourseInstitution.find({ where: { id: teacher.institution_id } });
    teacher.dataValues.institution_name = institution.name;
    return teacher;
    }
    async getClass(class_id) {
    const { ctx } = this;
    const where = { id: class_id };
    const classs = await ctx.classModel.CourseClass.one({ where });
    classs.dataValues.age_text = Number(classs.max_age) > 0 ? `${classs.min_age}-${classs.max_age}岁` : '';
    classs.dataValues.point_tags = classs.point ? classs.point.split(',') : [];
    classs.dataValues.photo_album = classs.image ? classs.image.split(';') : [];
    classs.dataValues.class_period = classs.class_period > 0 ? classs.class_period : '';
    return classs;
    }
    async getTeachers(input) {
    const { ctx } = this;
    const attributes = [ 'id', 'institution_id', 'name', 'avatar', 'teacher_experience', 'lesson', 'educational_background', 'certificate' ];
    const { institution_id, page, limit } = input;
    const where = { institution_id };
    const teachers = await ctx.classModel.CourseTeacher.list({ attributes, page, limit, where });
    const ret = [];
    for (const i in teachers.rows) {
    const teacher = teachers.rows[i];
    ret.push({
    id: teacher.id,
    institution_id: teacher.institution_id,
    name: teacher.name ? teacher.name : '',
    avatar: teacher.avatar ? teacher.avatar : '',
    teacher_experience: teacher.teacher_experience ? teacher.teacher_experience : '',
    lesson: teacher.lesson ? teacher.lesson : '',
    educational_background: teacher.educational_background ? teacher.educational_background : '',
    certificate: teacher.certificate ? teacher.certificate : '',
    });
    }
    async getClass(class_id) {
    const { ctx } = this;
    const where = { id: class_id };
    let classs = await ctx.classModel.CourseClass.one({ where });
    classs.dataValues.age_text = Number(classs.max_age) > 0 ? `${classs.min_age}-${classs.max_age}岁` : '';
    classs.dataValues.point_tags = classs.point ? classs.point.split(',') : [];
    classs.dataValues.photo_album = classs.image ? classs.image.split(';') : [];
    classs.dataValues.class_period = classs.class_period > 0 ? classs.class_period : '';
    return { page, count: ret.length, rows: ret };
    return classs;
    }
    }
    async getTeachers(input) {
    const { ctx } = this;
    const attributes = ['id', 'institution_id', 'name', 'avatar', 'teacher_experience', 'lesson', 'educational_background', 'certificate'];
    const { institution_id, page, limit } = input;
    const where = { institution_id };
    const teachers = await ctx.classModel.CourseTeacher.list({ attributes, page, limit, where });
    const ret = [];
    for (let i in teachers.rows) {
    const teacher = teachers.rows[i];
    ret.push({
    id: teacher.id,
    institution_id: teacher.institution_id,
    name: teacher.name ? teacher.name : '',
    avatar: teacher.avatar ? teacher.avatar : '',
    teacher_experience: teacher.teacher_experience ? teacher.teacher_experience : '',
    lesson: teacher.lesson ? teacher.lesson : '',
    educational_background: teacher.educational_background ? teacher.educational_background : '',
    certificate: teacher.certificate ? teacher.certificate : '',
    });
    }
    async getClasses(input) {
    return {page, count:ret.length, rows:ret};
    const { ctx } = this;
    const attributes = [ 'id', 'institution_id', 'name', 'type', 'price' ];
    const { institution_id, page, limit } = input;
    const where = { institution_id };
    const classes = await ctx.classModel.CourseClass.list({ attributes, page, limit, where });
    const p_class_images = [];
    // 获取图片信息
    for (const j in classes.rows) {
    const classs = classes.rows[j];
    p_class_images[j] = ctx.classModel.CourseImages.one({ where: { type: 2, type_id: classs.id, is_video: 0 } });
    }
    async getClasses(input) {
    const { ctx } = this;
    const attributes = ['id', 'institution_id', 'name', 'type', 'price'];
    const { institution_id, page, limit } = input;
    const where = { institution_id };
    const classes = await ctx.classModel.CourseClass.list({ attributes, page, limit, where });
    const p_class_images = [];
    //获取图片信息
    for (let j in classes.rows) {
    const classs = classes.rows[j];
    p_class_images[j] = ctx.classModel.CourseImages.one({ where: { type: 2, type_id: classs.id, is_cover: 1, is_video: 0 } });
    }
    const class_images = await Promise.all(p_class_images).then(result => {//等待所有异步内容获取完成
    return result;
    }).catch(error => {
    ctx.failed(error);
    });
    //格式化课程信息
    let ret = [];
    for (let i in classes.rows) {
    let classs = classes.rows[i];
    classs.dataValues.image = class_images[i] ? class_images[i].image_url : '';;
    const class_images = await Promise.all(p_class_images).then(result => { // 等待所有异步内容获取完成
    return result;
    }).catch(error => {
    ctx.failed(error);
    });
    // 格式化课程信息
    const ret = [];
    for (const i in classes.rows) {
    const classs = classes.rows[i];
    classs.dataValues.image = class_images[i] ? class_images[i].image_url : '';
    classs.dataValues.price_text = classs.price ? classs.price : '现场咨询';
    classs.dataValues.class_period = classs.class_period > 0 ? classs.class_period : '';
    ret.push(classs);
    }
    classs.dataValues.class_period = classs.class_period > 0 ? classs.class_period : '';
    ret.push(classs);
    }
    return { page: classes.page, count: classes.count, rows: ret };
    return { page: classes.page, count: classes.count, rows: ret };
    }
    }
    async getInstitutionAreas(input) {
    async getInstitutionAreas(input) {
    const { ctx } = this;
    const attributes = ['id', 'institution_id', 'name', 'address', 'phone', 'lat', 'lng'];
    const { institution_id, page, limit } = input;
    const where = { institution_id };
    const areas = await ctx.classModel.CourseArea.list({ attributes, page, limit, where });
    return areas;
    const { ctx } = this;
    const attributes = [ 'id', 'institution_id', 'name', 'address', 'phone', 'lat', 'lng' ];
    const { institution_id, page, limit } = input;
    const where = { institution_id };
    const areas = await ctx.classModel.CourseArea.list({ attributes, page, limit, where });
    }
    return areas;
    //机构列表 并有多校区 {id：1，..., course_areas:[{},{}]
    async getInstitutionAreaList(institutions) {
    }
    const { ctx } = this;
    // 机构列表 并有多校区 {id：1，..., course_areas:[{},{}]
    async getInstitutionAreaList(institutions) {
    if (!Array.isArray(institutions) || institutions.length === 0) {
    return [];
    }
    const { ctx } = this;
    const ret = [];
    for (let i in institutions) {
    let institution = institutions[i];
    if (!institution.course_areas || institution.course_areas.length === 0) continue;
    const course_areas = institution.course_areas;
    for (let j in course_areas) {
    const course_area = course_areas[j];
    ret.push({
    id: institution.id,
    name: institution.name,
    type: institution.type,
    image: institution.image,
    establishment_time: institution.establishment_time,
    class_type: institution.class_type,
    teacher_count: institution.teacher_count,
    teacher_experience: institution.teacher_experience,
    corner: institution.corner,
    min_age: institution.min_age,
    max_age: institution.max_age,
    price: institution.price,
    characteristic: institution.characteristic,
    area_id: course_area.id,
    area_name: course_area.name,
    area_address: course_area.address,
    lat: course_area.lat,
    lng: course_area.lng,
    });
    }
    }
    if (!Array.isArray(institutions) || institutions.length === 0) {
    return [];
    }
    return ret;
    const ret = [];
    for (const i in institutions) {
    const institution = institutions[i];
    if (!institution.course_areas || institution.course_areas.length === 0) continue;
    const course_areas = institution.course_areas;
    for (const j in course_areas) {
    const course_area = course_areas[j];
    ret.push({
    id: institution.id,
    name: institution.name,
    type: institution.type,
    image: institution.image,
    establishment_time: institution.establishment_time,
    class_type: institution.class_type,
    teacher_count: institution.teacher_count,
    teacher_experience: institution.teacher_experience,
    corner: institution.corner,
    min_age: institution.min_age,
    max_age: institution.max_age,
    price: institution.price,
    characteristic: institution.characteristic,
    area_id: course_area.id,
    area_name: course_area.name,
    area_address: course_area.address,
    lat: course_area.lat,
    lng: course_area.lng,
    });
    }
    }
    /**
    return ret;
    }
    /**
    * 起点（）到多个终点（[{ lng: 120.212997, lat: 30.29133 }];） 计算距离 distance=3km
    * @param {*} lbs_array [{ lng: 120.212997, lat: 30.29133 }]
    * @param {*} from_gps { lng: 120.069206, lat: 30.291121 }
    * @param {*} distance 3
    */
    async computeDistance(lbs_array, from_gps, distance = 3) {
    async computeDistance(lbs_array, from_gps, distance = 3) {
    const { ctx } = this;
    if (!Array.isArray(lbs_array) || lbs_array.length === 0) {
    return [];
    }
    const { ctx } = this;
    const from = from_gps;
    const lat = from.lat;
    const lng = from.lng;
    // console.info({ lat, lng });
    //计算距离
    const driving_results = await ctx.service.course.lbs.getLBSDistance('driving', { lat, lng }, lbs_array);
    const walking_results = await ctx.service.course.lbs.getLBSDistance('walking', { lat, lng }, lbs_array);
    if (!walking_results.results && !driving_results.results) {
    return [];
    }
    if (!Array.isArray(lbs_array) || lbs_array.length === 0) {
    return [];
    }
    //处理距离结果
    const drivings = driving_results.results.map(item => {
    const distance = (item.distance / 1000).toFixed(1);
    const duration = Math.ceil(item.duration / 60);
    return { distance: distance, duration: duration }
    });
    const walkings = walking_results.results.map(item => {
    const distance = (item.distance / 1000).toFixed(2);
    const duration = Math.ceil(item.distance / 80);
    return { distance: distance, duration: duration }
    });
    const from = from_gps;
    const lat = from.lat;
    const lng = from.lng;
    // console.info({ lat, lng });
    // 计算距离
    const driving_results = await ctx.service.course.lbs.getLBSDistance('driving', { lat, lng }, lbs_array);
    const walking_results = await ctx.service.course.lbs.getLBSDistance('walking', { lat, lng }, lbs_array);
    if (!walking_results.results && !driving_results.results) {
    return [];
    }
    //格式化 判断步行或驾车
    const results = [];
    for (let i in lbs_array) {
    let lbs = lbs_array[i];
    const driving = (drivings[i] && drivings[i].distance !== -1) ? drivings[i] : { distance: 0, duration: 0 };
    const walking = (walkings[i] && walkings[i].distance !== -1) ? walkings[i] : { distance: 0, duration: 0 };
    const lbs_distance = driving.distance > distance ? driving : walking;
    const travel_method = driving.distance > distance ? 'driving' : 'walking';
    results.push({
    lat: lbs.lat,
    lng: lbs.lng,
    distance: lbs_distance.distance,
    duration: lbs_distance.duration,
    travel_method,
    });
    }
    // 处理距离结果
    const drivings = driving_results.results.map(item => {
    const distance = (item.distance / 1000).toFixed(1);
    const duration = Math.ceil(item.duration / 60);
    return { distance, duration };
    });
    const walkings = walking_results.results.map(item => {
    const distance = (item.distance / 1000).toFixed(2);
    const duration = Math.ceil(item.distance / 80);
    return { distance, duration };
    });
    // 格式化 判断步行或驾车
    const results = [];
    for (const i in lbs_array) {
    const lbs = lbs_array[i];
    const driving = (drivings[i] && drivings[i].distance !== -1) ? drivings[i] : { distance: 0, duration: 0 };
    const walking = (walkings[i] && walkings[i].distance !== -1) ? walkings[i] : { distance: 0, duration: 0 };
    const lbs_distance = driving.distance > distance ? driving : walking;
    const travel_method = driving.distance > distance ? 'driving' : 'walking';
    results.push({
    lat: lbs.lat,
    lng: lbs.lng,
    distance: lbs_distance.distance,
    duration: lbs_distance.duration,
    travel_method,
    });
    }
    return results;
    return results;
    }
    }
    /**
    *
    /**
    *
    * @param {*} institution_areas 校区列表
    * @param {*} areas_list 校区距离列表
    */
    async findShortestDistanceAreas(institution_areas, areas_list) {
    const { ctx } = this;
    let ret = [];
    // const institution_lbs = await this.computeDistance(areas_list);
    const institution_lbs = areas_list;
    for (let i in institution_areas) {
    let institution_area = institution_areas[i];
    //TODO 校验经纬度
    const lbs = i < institution_lbs.length ? institution_lbs[i] : { distance: 0, duration: 0, travel_method: '' };
    const area_name = institution_area.area_name;
    const distance = lbs.distance;
    const duration = lbs.duration;
    let travel_tips = `${area_name},距我${distance}km,开车${duration}分钟`;
    if (lbs.travel_method === 'walking') {
    travel_tips = `${area_name},距我${distance}km,步行${duration}分钟`;
    }
    if (Number(distance) === 0 && Number(duration) === 0) {
    travel_tips = '暂无法计算出距离';
    }
    // area.distance = distance;
    // area.duration = duration;
    // area.travel_tips = travel_tips;
    institution_area.distance = Number(distance) === 0 ? 999999999.0 : parseFloat(distance);
    institution_area.duration = duration;
    institution_area.travel_tips = travel_tips;
    ret[i] = institution_area;
    }
    const results = [];
    ret = _.orderBy(ret, ['distance'], ['asc']);
    for (let j in ret) {
    const val = ret[j];
    if (!results[val.id]) {
    results[val.id] = val;
    }
    }
    return results;
    async findShortestDistanceAreas(institution_areas, areas_list) {
    const { ctx } = this;
    let ret = [];
    // const institution_lbs = await this.computeDistance(areas_list);
    const institution_lbs = areas_list;
    for (const i in institution_areas) {
    const institution_area = institution_areas[i];
    // TODO 校验经纬度
    const lbs = i < institution_lbs.length ? institution_lbs[i] : { distance: 0, duration: 0, travel_method: '' };
    const area_name = institution_area.area_name;
    const distance = lbs.distance;
    const duration = lbs.duration;
    let travel_tips = `${area_name},距我${distance}km,开车${duration}分钟`;
    if (lbs.travel_method === 'walking') {
    travel_tips = `${area_name},距我${distance}km,步行${duration}分钟`;
    }
    if (Number(distance) === 0 && Number(duration) === 0) {
    travel_tips = '暂无法计算出距离';
    }
    // area.distance = distance;
    // area.duration = duration;
    // area.travel_tips = travel_tips;
    institution_area.distance = Number(distance) === 0 ? 999999999.0 : parseFloat(distance);
    institution_area.duration = duration;
    institution_area.travel_tips = travel_tips;
    ret[i] = institution_area;
    }
    async formatInstitutions(institutions) {
    const { ctx } = this;
    if (!Array.isArray(institutions) || institutions.length === 0) {
    return [];
    }
    //处理机构图片
    const p_institution_images = [];
    for (let j in institutions) {
    const institution = institutions[j];
    p_institution_images[j] = ctx.classModel.CourseImages.one({ where: { type: 1, type_id: institution.id, is_cover: 1, is_video: 0 } });
    }
    const institution_images = await Promise.all(p_institution_images).then(result => {//等待所有异步内容获取完成
    return result;
    }).catch(error => {
    ctx.failed(error);
    });
    let ret = [];
    for (let i in institutions) {
    const institution = institutions[i];
    // const course_areas = institution.course_areas;
    // if (!course_areas || course_areas.length === 0) continue;
    const age_tag = institution.min_age + '-' + institution.max_age + '岁';
    const build_time = moment().format('YYYY') - institution.establishment_time;
    const tags = [];
    if (institution.max_age) {
    tags.push(age_tag);
    }
    if (institution.class_type) {
    tags.push(institution.class_type);
    }
    if (Number(institution.establishment_time)) {
    tags.push('成立' + build_time + '年');
    }
    let image = institution_images[i] ? institution_images[i].image_url : '';
    //取不到封面图就从详情图列表里选一张
    if (ctx.isEmpty(image)) {
    const tmpImage = await ctx.classModel.CourseImages.one({ where: { type: 1, type_id: institution.id, is_cover: 0, is_video: 0 } });
    image = ctx.isEmpty(tmpImage) ? '' : tmpImage.image_url;
    }
    ret.push({
    id: institution.id,
    name: institution.name,
    image,
    establishment_time: institution.establishment_time,
    class_type: institution.class_type,
    teacher_count: institution.teacher_count ? institution.teacher_count : 0,
    teacher_experience: institution.teacher_experience ? institution.teacher_experience : 0,
    corner: institution.corner ? institution.corner : '',
    min_age: institution.min_age,
    max_age: institution.max_age,
    price: institution.price ? institution.price : 0,
    tags,
    area_id: institution.area_id,//校区id TODO
    travel_tips: institution.travel_tips, //TODO
    characteristic: institution.characteristic ? institution.characteristic : '',
    distance: institution.distance,
    });
    }
    ret = _.orderBy(ret, ['distance'], ['asc']);
    return ret;
    const results = [];
    ret = _.orderBy(ret, [ 'distance' ], [ 'asc' ]);
    for (const j in ret) {
    const val = ret[j];
    if (!results[val.id]) {
    results[val.id] = val;
    }
    }
    return results;
    }
    async formatInstitutions(institutions) {
    const { ctx } = this;
    if (!Array.isArray(institutions) || institutions.length === 0) {
    return [];
    }
    // 处理机构图片
    const p_institution_images = [];
    for (const j in institutions) {
    const institution = institutions[j];
    p_institution_images[j] = ctx.classModel.CourseImages.one({ where: { type: 1, type_id: institution.id, is_cover: 1, is_video: 0 } });
    }
    const institution_images = await Promise.all(p_institution_images).then(result => { // 等待所有异步内容获取完成
    return result;
    }).catch(error => {
    ctx.failed(error);
    });
    let ret = [];
    for (const i in institutions) {
    const institution = institutions[i];
    // const course_areas = institution.course_areas;
    // if (!course_areas || course_areas.length === 0) continue;
    const age_tag = institution.min_age + '-' + institution.max_age + '岁';
    const build_time = moment().format('YYYY') - institution.establishment_time;
    const tags = [];
    if (institution.max_age) {
    tags.push(age_tag);
    }
    if (institution.class_type) {
    tags.push(institution.class_type);
    }
    if (Number(institution.establishment_time)) {
    tags.push('成立' + build_time + '年');
    }
    let image = institution_images[i] ? institution_images[i].image_url : '';
    // 取不到封面图就从详情图列表里选一张
    if (ctx.isEmpty(image)) {
    const tmpImage = await ctx.classModel.CourseImages.one({ where: { type: 1, type_id: institution.id, is_cover: 0, is_video: 0 } });
    image = ctx.isEmpty(tmpImage) ? '' : tmpImage.image_url;
    }
    ret.push({
    id: institution.id,
    name: institution.name,
    image,
    establishment_time: institution.establishment_time,
    class_type: institution.class_type,
    teacher_count: institution.teacher_count ? institution.teacher_count : 0,
    teacher_experience: institution.teacher_experience ? institution.teacher_experience : 0,
    corner: institution.corner ? institution.corner : '',
    min_age: institution.min_age,
    max_age: institution.max_age,
    price: institution.price ? institution.price : 0,
    tags,
    area_id: institution.area_id, // 校区id TODO
    travel_tips: institution.travel_tips, // TODO
    characteristic: institution.characteristic ? institution.characteristic : '',
    distance: institution.distance,
    });
    }
    ret = _.orderBy(ret, [ 'distance' ], [ 'asc' ]);
    return ret;
    }
    }
    ......
    app/service/course/option.js
    View file @ c9ca81d5
    ......@@ -4,66 +4,66 @@
    const Service = require('egg').Service;
    const AGE_CATS = [
    { id: -2, name: '全部', value: 0 },
    { id: -3, name: '3岁以下', value: 3 },
    { id: -4, name: '4岁', value: 4 },
    { id: -5, name: '5岁', value: 5 },
    { id: -6, name: '6岁', value: 6 },
    { id: -7, name: '7岁', value: 7 },
    { id: -8, name: '8岁', value: 8 },
    { id: -9, name: '9岁', value: 9 },
    { id: -10, name: '10岁', value: 10 },
    { id: -11, name: '11岁', value: 11 },
    { id: -12, name: '12岁', value: 12 },
    { id: -13, name: '12岁以上', value: 13 },
    { id: -2, name: '全部', value: 0 },
    { id: -3, name: '3岁以下', value: 3 },
    { id: -4, name: '4岁', value: 4 },
    { id: -5, name: '5岁', value: 5 },
    { id: -6, name: '6岁', value: 6 },
    { id: -7, name: '7岁', value: 7 },
    { id: -8, name: '8岁', value: 8 },
    { id: -9, name: '9岁', value: 9 },
    { id: -10, name: '10岁', value: 10 },
    { id: -11, name: '11岁', value: 11 },
    { id: -12, name: '12岁', value: 12 },
    { id: -13, name: '12岁以上', value: 13 },
    ];
    const INSTITUTION_TYPE = [
    { id: -14, name: '全部', value: '' },
    { id: -15, name: '品牌', value: '品牌' },
    { id: -14, name: '全部', value: '' },
    { id: -15, name: '品牌', value: '品牌' },
    ];
    class OptionService extends Service {
    /**
    /**
    * 我的信用首页
    */
    async getOptions() {
    async getOptions() {
    const { ctx } = this;
    const cats = await ctx.classModel.CourseCat.all({ where: { status: 1, is_deleted: 0 } });
    const tree_cats = this.getTrees(cats, 0);
    const { ctx } = this;
    const cats = await ctx.classModel.CourseCat.all({ where: { status: 1, is_deleted: 0 } });
    const tree_cats = this.getTrees(cats, 0);
    const options = {
    cats: tree_cats,
    ages: AGE_CATS,
    institutions: INSTITUTION_TYPE,
    }
    return options;
    }
    const options = {
    cats: tree_cats,
    ages: AGE_CATS,
    institutions: INSTITUTION_TYPE,
    };
    return options;
    }
    getTrees(data, rootId) {
    const ret = [];
    for (let i = 0; i < data.length; i++) {
    const node = data[i];
    if (node.parent_id == rootId) {
    const newNode = {};
    // if (node.parent_id == 0) newNode._child.push({ id: 0, name: '全部', value: '' });
    newNode.id = node.id;
    newNode.name = node.name;
    newNode.tips = node.tips;
    newNode.image = node.image;
    newNode.color = node.color;
    newNode.level = node.level;
    newNode.value = node.id;
    newNode._child = this.getTrees(data, node.id);
    if (newNode._child.length !== 0) newNode._child.unshift({ id: 0, name: '全部', value: node.id });
    ret.push(newNode);
    }
    }
    return ret;
    getTrees(data, rootId) {
    const ret = [];
    for (let i = 0; i < data.length; i++) {
    const node = data[i];
    if (node.parent_id == rootId) {
    const newNode = {};
    // if (node.parent_id == 0) newNode._child.push({ id: 0, name: '全部', value: '' });
    newNode.id = node.id;
    newNode.name = node.name;
    newNode.tips = node.tips;
    newNode.image = node.image;
    newNode.color = node.color;
    newNode.level = node.level;
    newNode.value = node.id;
    newNode._child = this.getTrees(data, node.id);
    if (newNode._child.length !== 0) newNode._child.unshift({ id: 0, name: '全部', value: node.id });
    ret.push(newNode);
    }
    }
    return ret;
    }
    }
    ......
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