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mirror of https://gitee.com/koogua/course-tencent-cloud.git synced 2025-06-22 11:41:27 +08:00
2021-01-07 15:10:42 +08:00

368 lines
11 KiB
PHP

<?php
namespace App\Repos;
use App\Library\Paginator\Adapter\QueryBuilder as PagerQueryBuilder;
use App\Models\Category as CategoryModel;
use App\Models\Chapter as ChapterModel;
use App\Models\ChapterUser as ChapterUserModel;
use App\Models\Consult as ConsultModel;
use App\Models\Course as CourseModel;
use App\Models\CourseCategory as CourseCategoryModel;
use App\Models\CourseFavorite as CourseFavoriteModel;
use App\Models\CoursePackage as CoursePackageModel;
use App\Models\CourseRating as CourseRatingModel;
use App\Models\CourseRelated as CourseRelatedModel;
use App\Models\CourseUser as CourseUserModel;
use App\Models\ImGroup as ImGroupModel;
use App\Models\Package as PackageModel;
use App\Models\Review as ReviewModel;
use App\Models\User as UserModel;
use Phalcon\Mvc\Model;
use Phalcon\Mvc\Model\Resultset;
use Phalcon\Mvc\Model\ResultsetInterface;
class Course extends Repository
{
public function paginate($where = [], $sort = 'latest', $page = 1, $limit = 15)
{
$builder = $this->modelsManager->createBuilder();
$builder->from(CourseModel::class);
$builder->where('1 = 1');
if (!empty($where['category_id'])) {
$where['id'] = $this->getCategoryCourseIds($where['category_id']);
} elseif (!empty($where['teacher_id'])) {
$where['id'] = $this->getTeacherCourseIds($where['teacher_id']);
}
if (!empty($where['id'])) {
if (is_array($where['id'])) {
$builder->inWhere('id', $where['id']);
} else {
$builder->andWhere('id = :id:', ['id' => $where['id']]);
}
}
if (!empty($where['title'])) {
$builder->andWhere('title LIKE :title:', ['title' => "%{$where['title']}%"]);
}
if (!empty($where['model'])) {
$builder->andWhere('model = :model:', ['model' => $where['model']]);
}
if (!empty($where['level'])) {
$builder->andWhere('level = :level:', ['level' => $where['level']]);
}
if (isset($where['free'])) {
if ($where['free'] == 1) {
$builder->andWhere('market_price = 0');
} else {
$builder->andWhere('market_price > 0');
}
}
if (isset($where['featured'])) {
$builder->andWhere('featured = :featured:', ['featured' => $where['featured']]);
}
if (isset($where['published'])) {
$builder->andWhere('published = :published:', ['published' => $where['published']]);
}
if (isset($where['deleted'])) {
$builder->andWhere('deleted = :deleted:', ['deleted' => $where['deleted']]);
}
if ($sort == 'free') {
$builder->andWhere('market_price = 0');
} elseif ($sort == 'featured') {
$builder->andWhere('featured = 1');
} elseif ($sort == 'vip_discount') {
$builder->andWhere('vip_price < market_price');
$builder->andWhere('vip_price > 0');
} elseif ($sort == 'vip_free') {
$builder->andWhere('market_price > 0');
$builder->andWhere('vip_price = 0');
}
switch ($sort) {
case 'score':
$orderBy = 'score DESC';
break;
case 'rating':
$orderBy = 'rating DESC';
break;
case 'popular':
$orderBy = 'user_count DESC';
break;
default:
$orderBy = 'id DESC';
break;
}
$builder->orderBy($orderBy);
$pager = new PagerQueryBuilder([
'builder' => $builder,
'page' => $page,
'limit' => $limit,
]);
return $pager->paginate();
}
/**
* @param int $id
* @return CourseModel|Model|bool
*/
public function findById($id)
{
return CourseModel::findFirst([
'conditions' => 'id = :id:',
'bind' => ['id' => $id],
]);
}
/**
* @param array $ids
* @param array|string $columns
* @return ResultsetInterface|Resultset|CourseModel[]
*/
public function findByIds($ids, $columns = '*')
{
return CourseModel::query()
->columns($columns)
->inWhere('id', $ids)
->execute();
}
/**
* @param int $courseId
* @return CourseRatingModel|Model|bool
*/
public function findCourseRating($courseId)
{
return CourseRatingModel::findFirst([
'conditions' => 'course_id = :course_id:',
'bind' => ['course_id' => $courseId],
]);
}
/**
* @param int $courseId
* @return ImGroupModel|Model|bool
*/
public function findImGroup($courseId)
{
return ImGroupModel::findFirst([
'conditions' => 'course_id = :course_id:',
'bind' => ['course_id' => $courseId],
]);
}
/**
* @param int $courseId
* @return ResultsetInterface|Resultset|UserModel[]
*/
public function findTeachers($courseId)
{
$roleType = CourseUserModel::ROLE_TEACHER;
return $this->modelsManager->createBuilder()
->columns('u.*')
->addFrom(UserModel::class, 'u')
->join(CourseUserModel::class, 'u.id = cu.user_id', 'cu')
->where('cu.course_id = :course_id:', ['course_id' => $courseId])
->andWhere('cu.role_type = :role_type:', ['role_type' => $roleType])
->getQuery()->execute();
}
/**
* @param int $courseId
* @return ResultsetInterface|Resultset|CategoryModel[]
*/
public function findCategories($courseId)
{
return $this->modelsManager->createBuilder()
->columns('c.*')
->addFrom(CategoryModel::class, 'c')
->join(CourseCategoryModel::class, 'c.id = cc.category_id', 'cc')
->where('cc.course_id = :course_id:', ['course_id' => $courseId])
->andWhere('c.published = 1')
->getQuery()->execute();
}
/**
* @param int $courseId
* @return ResultsetInterface|Resultset|PackageModel[]
*/
public function findPackages($courseId)
{
return $this->modelsManager->createBuilder()
->columns('p.*')
->addFrom(PackageModel::class, 'p')
->join(CoursePackageModel::class, 'p.id = cp.package_id', 'cp')
->where('cp.course_id = :course_id:', ['course_id' => $courseId])
->andWhere('p.published = 1')
->getQuery()->execute();
}
/**
* @param int $courseId
* @return ResultsetInterface|Resultset|CourseModel[]
*/
public function findRelatedCourses($courseId)
{
return $this->modelsManager->createBuilder()
->columns('c.*')
->addFrom(CourseModel::class, 'c')
->join(CourseRelatedModel::class, 'c.id = cr.related_id', 'cr')
->where('cr.course_id = :course_id:', ['course_id' => $courseId])
->andWhere('c.published = 1')
->getQuery()->execute();
}
/**
* @param int $courseId
* @return ResultsetInterface|Resultset|ChapterModel[]
*/
public function findChapters($courseId)
{
return ChapterModel::query()
->where('course_id = :course_id:', ['course_id' => $courseId])
->andWhere('deleted = 0')
->execute();
}
/**
* @param int $courseId
* @return ResultsetInterface|Resultset|ChapterModel[]
*/
public function findLessons($courseId)
{
return ChapterModel::query()
->where('course_id = :course_id:', ['course_id' => $courseId])
->andWhere('parent_id > 0')
->andWhere('deleted = 0')
->execute();
}
/**
* @param int $courseId
* @param int $userId
* @param int $planId
* @return ResultsetInterface|Resultset|ChapterUserModel[]
*/
public function findUserLearnings($courseId, $userId, $planId)
{
return ChapterUserModel::query()
->where('course_id = :course_id:', ['course_id' => $courseId])
->andWhere('user_id = :user_id:', ['user_id' => $userId])
->andWhere('plan_id = :plan_id:', ['plan_id' => $planId])
->execute();
}
public function countCourses()
{
return (int)CourseModel::count(['conditions' => 'deleted = 0']);
}
public function countLessons($courseId)
{
return (int)ChapterModel::count([
'conditions' => 'course_id = :course_id: AND parent_id > 0 AND deleted = 0',
'bind' => ['course_id' => $courseId],
]);
}
public function countPackages($courseId)
{
return (int)CoursePackageModel::count([
'conditions' => 'course_id = :course_id:',
'bind' => ['course_id' => $courseId],
]);
}
public function countUsers($courseId)
{
return (int)CourseUserModel::count([
'conditions' => 'course_id = :course_id: AND deleted = 0',
'bind' => ['course_id' => $courseId],
]);
}
public function countConsults($courseId)
{
return (int)ConsultModel::count([
'conditions' => 'course_id = :course_id: AND published = 1',
'bind' => ['course_id' => $courseId],
]);
}
public function countReviews($courseId)
{
return (int)ReviewModel::count([
'conditions' => 'course_id = :course_id: AND published = 1',
'bind' => ['course_id' => $courseId],
]);
}
public function countFavorites($courseId)
{
return (int)CourseFavoriteModel::count([
'conditions' => 'course_id = :course_id: AND deleted = 0',
'bind' => ['course_id' => $courseId],
]);
}
public function averageRating($courseId)
{
return (int)ReviewModel::average([
'column' => 'rating',
'conditions' => 'course_id = :course_id: AND published = 1',
'bind' => ['course_id' => $courseId],
]);
}
protected function getCategoryCourseIds($categoryId)
{
$categoryIds = is_array($categoryId) ? $categoryId : [$categoryId];
$repo = new CourseCategory();
$rows = $repo->findByCategoryIds($categoryIds);
$result = [];
if ($rows->count() > 0) {
$result = kg_array_column($rows->toArray(), 'course_id');
}
return $result;
}
protected function getTeacherCourseIds($teacherId)
{
$teacherIds = is_array($teacherId) ? $teacherId : [$teacherId];
$repo = new CourseUser();
$rows = $repo->findByTeacherIds($teacherIds);
$result = [];
if ($rows->count() > 0) {
$result = kg_array_column($rows->toArray(), 'course_id');
}
return $result;
}
}