39622-vm/backend/src/db/api/course_sections.js
2026-04-13 14:54:24 +00:00

620 lines
15 KiB
JavaScript

const db = require('../models');
const FileDBApi = require('./file');
const crypto = require('crypto');
const Utils = require('../utils');
const Sequelize = db.Sequelize;
const Op = Sequelize.Op;
module.exports = class Course_sectionsDBApi {
static async create(data, options) {
const currentUser = (options && options.currentUser) || { id: null };
const transaction = (options && options.transaction) || undefined;
const course_sections = await db.course_sections.create(
{
id: data.id || undefined,
name: data.name
||
null
,
section_code: data.section_code
||
null
,
grading_scheme: data.grading_scheme
||
null
,
pass_mark: data.pass_mark
||
null
,
status: data.status
||
null
,
importHash: data.importHash || null,
createdById: currentUser.id,
updatedById: currentUser.id,
},
{ transaction },
);
await course_sections.setClass( data.class || null, {
transaction,
});
await course_sections.setSubject( data.subject || null, {
transaction,
});
await course_sections.setTerm( data.term || null, {
transaction,
});
await course_sections.setTeacher( data.teacher || null, {
transaction,
});
return course_sections;
}
static async bulkImport(data, options) {
const currentUser = (options && options.currentUser) || { id: null };
const transaction = (options && options.transaction) || undefined;
// Prepare data - wrapping individual data transformations in a map() method
const course_sectionsData = data.map((item, index) => ({
id: item.id || undefined,
name: item.name
||
null
,
section_code: item.section_code
||
null
,
grading_scheme: item.grading_scheme
||
null
,
pass_mark: item.pass_mark
||
null
,
status: item.status
||
null
,
importHash: item.importHash || null,
createdById: currentUser.id,
updatedById: currentUser.id,
createdAt: new Date(Date.now() + index * 1000),
}));
// Bulk create items
const course_sections = await db.course_sections.bulkCreate(course_sectionsData, { transaction });
// For each item created, replace relation files
return course_sections;
}
static async update(id, data, options) {
const currentUser = (options && options.currentUser) || {id: null};
const transaction = (options && options.transaction) || undefined;
const course_sections = await db.course_sections.findByPk(id, {}, {transaction});
const updatePayload = {};
if (data.name !== undefined) updatePayload.name = data.name;
if (data.section_code !== undefined) updatePayload.section_code = data.section_code;
if (data.grading_scheme !== undefined) updatePayload.grading_scheme = data.grading_scheme;
if (data.pass_mark !== undefined) updatePayload.pass_mark = data.pass_mark;
if (data.status !== undefined) updatePayload.status = data.status;
updatePayload.updatedById = currentUser.id;
await course_sections.update(updatePayload, {transaction});
if (data.class !== undefined) {
await course_sections.setClass(
data.class,
{ transaction }
);
}
if (data.subject !== undefined) {
await course_sections.setSubject(
data.subject,
{ transaction }
);
}
if (data.term !== undefined) {
await course_sections.setTerm(
data.term,
{ transaction }
);
}
if (data.teacher !== undefined) {
await course_sections.setTeacher(
data.teacher,
{ transaction }
);
}
return course_sections;
}
static async deleteByIds(ids, options) {
const currentUser = (options && options.currentUser) || { id: null };
const transaction = (options && options.transaction) || undefined;
const course_sections = await db.course_sections.findAll({
where: {
id: {
[Op.in]: ids,
},
},
transaction,
});
await db.sequelize.transaction(async (transaction) => {
for (const record of course_sections) {
await record.update(
{deletedBy: currentUser.id},
{transaction}
);
}
for (const record of course_sections) {
await record.destroy({transaction});
}
});
return course_sections;
}
static async remove(id, options) {
const currentUser = (options && options.currentUser) || {id: null};
const transaction = (options && options.transaction) || undefined;
const course_sections = await db.course_sections.findByPk(id, options);
await course_sections.update({
deletedBy: currentUser.id
}, {
transaction,
});
await course_sections.destroy({
transaction
});
return course_sections;
}
static async findBy(where, options) {
const transaction = (options && options.transaction) || undefined;
const course_sections = await db.course_sections.findOne(
{ where },
{ transaction },
);
if (!course_sections) {
return course_sections;
}
const output = course_sections.get({plain: true});
output.timetable_entries_course_section = await course_sections.getTimetable_entries_course_section({
transaction
});
output.attendance_sessions_course_section = await course_sections.getAttendance_sessions_course_section({
transaction
});
output.assignments_course_section = await course_sections.getAssignments_course_section({
transaction
});
output.grade_items_course_section = await course_sections.getGrade_items_course_section({
transaction
});
output.class = await course_sections.getClass({
transaction
});
output.subject = await course_sections.getSubject({
transaction
});
output.term = await course_sections.getTerm({
transaction
});
output.teacher = await course_sections.getTeacher({
transaction
});
return output;
}
static async findAll(
filter,
options
) {
const limit = filter.limit || 0;
let offset = 0;
let where = {};
const currentPage = +filter.page;
offset = currentPage * limit;
const orderBy = null;
const transaction = (options && options.transaction) || undefined;
let include = [
{
model: db.classes,
as: 'class',
where: filter.class ? {
[Op.or]: [
{ id: { [Op.in]: filter.class.split('|').map(term => Utils.uuid(term)) } },
{
name: {
[Op.or]: filter.class.split('|').map(term => ({ [Op.iLike]: `%${term}%` }))
}
},
]
} : {},
},
{
model: db.subjects,
as: 'subject',
where: filter.subject ? {
[Op.or]: [
{ id: { [Op.in]: filter.subject.split('|').map(term => Utils.uuid(term)) } },
{
name: {
[Op.or]: filter.subject.split('|').map(term => ({ [Op.iLike]: `%${term}%` }))
}
},
]
} : {},
},
{
model: db.terms,
as: 'term',
where: filter.term ? {
[Op.or]: [
{ id: { [Op.in]: filter.term.split('|').map(term => Utils.uuid(term)) } },
{
name: {
[Op.or]: filter.term.split('|').map(term => ({ [Op.iLike]: `%${term}%` }))
}
},
]
} : {},
},
{
model: db.teachers,
as: 'teacher',
where: filter.teacher ? {
[Op.or]: [
{ id: { [Op.in]: filter.teacher.split('|').map(term => Utils.uuid(term)) } },
{
employee_number: {
[Op.or]: filter.teacher.split('|').map(term => ({ [Op.iLike]: `%${term}%` }))
}
},
]
} : {},
},
];
if (filter) {
if (filter.id) {
where = {
...where,
['id']: Utils.uuid(filter.id),
};
}
if (filter.name) {
where = {
...where,
[Op.and]: Utils.ilike(
'course_sections',
'name',
filter.name,
),
};
}
if (filter.section_code) {
where = {
...where,
[Op.and]: Utils.ilike(
'course_sections',
'section_code',
filter.section_code,
),
};
}
if (filter.pass_markRange) {
const [start, end] = filter.pass_markRange;
if (start !== undefined && start !== null && start !== '') {
where = {
...where,
pass_mark: {
...where.pass_mark,
[Op.gte]: start,
},
};
}
if (end !== undefined && end !== null && end !== '') {
where = {
...where,
pass_mark: {
...where.pass_mark,
[Op.lte]: end,
},
};
}
}
if (filter.active !== undefined) {
where = {
...where,
active: filter.active === true || filter.active === 'true'
};
}
if (filter.grading_scheme) {
where = {
...where,
grading_scheme: filter.grading_scheme,
};
}
if (filter.status) {
where = {
...where,
status: filter.status,
};
}
if (filter.createdAtRange) {
const [start, end] = filter.createdAtRange;
if (start !== undefined && start !== null && start !== '') {
where = {
...where,
['createdAt']: {
...where.createdAt,
[Op.gte]: start,
},
};
}
if (end !== undefined && end !== null && end !== '') {
where = {
...where,
['createdAt']: {
...where.createdAt,
[Op.lte]: end,
},
};
}
}
}
const queryOptions = {
where,
include,
distinct: true,
order: filter.field && filter.sort
? [[filter.field, filter.sort]]
: [['createdAt', 'desc']],
transaction: options?.transaction,
logging: console.log
};
if (!options?.countOnly) {
queryOptions.limit = limit ? Number(limit) : undefined;
queryOptions.offset = offset ? Number(offset) : undefined;
}
try {
const { rows, count } = await db.course_sections.findAndCountAll(queryOptions);
return {
rows: options?.countOnly ? [] : rows,
count: count
};
} catch (error) {
console.error('Error executing query:', error);
throw error;
}
}
static async findAllAutocomplete(query, limit, offset, ) {
let where = {};
if (query) {
where = {
[Op.or]: [
{ ['id']: Utils.uuid(query) },
Utils.ilike(
'course_sections',
'name',
query,
),
],
};
}
const records = await db.course_sections.findAll({
attributes: [ 'id', 'name' ],
where,
limit: limit ? Number(limit) : undefined,
offset: offset ? Number(offset) : undefined,
orderBy: [['name', 'ASC']],
});
return records.map((record) => ({
id: record.id,
label: record.name,
}));
}
};