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Move internal packages to an internal folder
For reference: https://go.dev/doc/go1.4#internalpackages
This commit is contained in:
Frédéric Guillot
parent
c234903255
commit
168a870c02
433 changed files with 1121 additions and 1123 deletions
282
internal/storage/category.go
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282
internal/storage/category.go
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// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
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// SPDX-License-Identifier: Apache-2.0
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package storage // import "miniflux.app/v2/internal/storage"
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import (
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"database/sql"
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"errors"
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"fmt"
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"github.com/lib/pq"
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"miniflux.app/v2/internal/model"
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)
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// AnotherCategoryExists checks if another category exists with the same title.
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func (s *Storage) AnotherCategoryExists(userID, categoryID int64, title string) bool {
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var result bool
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query := `SELECT true FROM categories WHERE user_id=$1 AND id != $2 AND lower(title)=lower($3) LIMIT 1`
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s.db.QueryRow(query, userID, categoryID, title).Scan(&result)
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return result
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}
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// CategoryTitleExists checks if the given category exists into the database.
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func (s *Storage) CategoryTitleExists(userID int64, title string) bool {
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var result bool
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query := `SELECT true FROM categories WHERE user_id=$1 AND lower(title)=lower($2) LIMIT 1`
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s.db.QueryRow(query, userID, title).Scan(&result)
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return result
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}
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// CategoryIDExists checks if the given category exists into the database.
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func (s *Storage) CategoryIDExists(userID, categoryID int64) bool {
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var result bool
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query := `SELECT true FROM categories WHERE user_id=$1 AND id=$2`
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s.db.QueryRow(query, userID, categoryID).Scan(&result)
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return result
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}
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// Category returns a category from the database.
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func (s *Storage) Category(userID, categoryID int64) (*model.Category, error) {
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var category model.Category
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query := `SELECT id, user_id, title, hide_globally FROM categories WHERE user_id=$1 AND id=$2`
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err := s.db.QueryRow(query, userID, categoryID).Scan(&category.ID, &category.UserID, &category.Title, &category.HideGlobally)
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switch {
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case err == sql.ErrNoRows:
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return nil, nil
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case err != nil:
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return nil, fmt.Errorf(`store: unable to fetch category: %v`, err)
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default:
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return &category, nil
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}
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}
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// FirstCategory returns the first category for the given user.
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func (s *Storage) FirstCategory(userID int64) (*model.Category, error) {
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query := `SELECT id, user_id, title, hide_globally FROM categories WHERE user_id=$1 ORDER BY title ASC LIMIT 1`
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var category model.Category
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err := s.db.QueryRow(query, userID).Scan(&category.ID, &category.UserID, &category.Title, &category.HideGlobally)
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switch {
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case err == sql.ErrNoRows:
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return nil, nil
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case err != nil:
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return nil, fmt.Errorf(`store: unable to fetch category: %v`, err)
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default:
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return &category, nil
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}
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}
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// CategoryByTitle finds a category by the title.
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func (s *Storage) CategoryByTitle(userID int64, title string) (*model.Category, error) {
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var category model.Category
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query := `SELECT id, user_id, title, hide_globally FROM categories WHERE user_id=$1 AND title=$2`
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err := s.db.QueryRow(query, userID, title).Scan(&category.ID, &category.UserID, &category.Title, &category.HideGlobally)
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switch {
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case err == sql.ErrNoRows:
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return nil, nil
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case err != nil:
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return nil, fmt.Errorf(`store: unable to fetch category: %v`, err)
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default:
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return &category, nil
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}
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}
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// Categories returns all categories that belongs to the given user.
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func (s *Storage) Categories(userID int64) (model.Categories, error) {
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query := `SELECT id, user_id, title, hide_globally FROM categories WHERE user_id=$1 ORDER BY title ASC`
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rows, err := s.db.Query(query, userID)
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if err != nil {
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return nil, fmt.Errorf(`store: unable to fetch categories: %v`, err)
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}
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defer rows.Close()
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categories := make(model.Categories, 0)
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for rows.Next() {
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var category model.Category
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if err := rows.Scan(&category.ID, &category.UserID, &category.Title, &category.HideGlobally); err != nil {
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return nil, fmt.Errorf(`store: unable to fetch category row: %v`, err)
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}
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categories = append(categories, &category)
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}
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return categories, nil
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}
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// CategoriesWithFeedCount returns all categories with the number of feeds.
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func (s *Storage) CategoriesWithFeedCount(userID int64) (model.Categories, error) {
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user, err := s.UserByID(userID)
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if err != nil {
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return nil, err
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}
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query := `
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SELECT
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c.id,
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c.user_id,
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c.title,
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c.hide_globally,
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(SELECT count(*) FROM feeds WHERE feeds.category_id=c.id) AS count,
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(SELECT count(*)
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FROM feeds
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JOIN entries ON (feeds.id = entries.feed_id)
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WHERE feeds.category_id = c.id AND entries.status = 'unread') AS count_unread
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FROM categories c
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WHERE
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user_id=$1
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`
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if user.CategoriesSortingOrder == "alphabetical" {
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query = query + `
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ORDER BY
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c.title ASC
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`
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} else {
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query = query + `
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ORDER BY
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count_unread DESC,
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c.title ASC
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`
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}
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rows, err := s.db.Query(query, userID)
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if err != nil {
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return nil, fmt.Errorf(`store: unable to fetch categories: %v`, err)
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}
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defer rows.Close()
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categories := make(model.Categories, 0)
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for rows.Next() {
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var category model.Category
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if err := rows.Scan(&category.ID, &category.UserID, &category.Title, &category.HideGlobally, &category.FeedCount, &category.TotalUnread); err != nil {
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return nil, fmt.Errorf(`store: unable to fetch category row: %v`, err)
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}
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categories = append(categories, &category)
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}
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return categories, nil
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}
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// CreateCategory creates a new category.
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func (s *Storage) CreateCategory(userID int64, request *model.CategoryRequest) (*model.Category, error) {
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var category model.Category
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query := `
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INSERT INTO categories
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(user_id, title)
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VALUES
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($1, $2)
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RETURNING
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id,
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user_id,
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title
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`
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err := s.db.QueryRow(
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query,
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userID,
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request.Title,
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).Scan(
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&category.ID,
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&category.UserID,
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&category.Title,
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)
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if err != nil {
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return nil, fmt.Errorf(`store: unable to create category %q: %v`, request.Title, err)
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}
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return &category, nil
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}
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// UpdateCategory updates an existing category.
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func (s *Storage) UpdateCategory(category *model.Category) error {
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query := `UPDATE categories SET title=$1, hide_globally = $2 WHERE id=$3 AND user_id=$4`
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_, err := s.db.Exec(
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query,
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category.Title,
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category.HideGlobally,
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category.ID,
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category.UserID,
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)
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if err != nil {
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return fmt.Errorf(`store: unable to update category: %v`, err)
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}
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return nil
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}
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// RemoveCategory deletes a category.
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func (s *Storage) RemoveCategory(userID, categoryID int64) error {
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query := `DELETE FROM categories WHERE id = $1 AND user_id = $2`
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result, err := s.db.Exec(query, categoryID, userID)
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if err != nil {
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return fmt.Errorf(`store: unable to remove this category: %v`, err)
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}
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count, err := result.RowsAffected()
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if err != nil {
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return fmt.Errorf(`store: unable to remove this category: %v`, err)
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}
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if count == 0 {
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return errors.New(`store: no category has been removed`)
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}
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return nil
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}
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// delete the given categories, replacing those categories with the user's first
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// category on affected feeds
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func (s *Storage) RemoveAndReplaceCategoriesByName(userid int64, titles []string) error {
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tx, err := s.db.Begin()
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if err != nil {
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return errors.New("unable to begin transaction")
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}
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titleParam := pq.Array(titles)
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var count int
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query := "SELECT count(*) FROM categories WHERE user_id = $1 and title != ANY($2)"
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err = tx.QueryRow(query, userid, titleParam).Scan(&count)
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if err != nil {
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tx.Rollback()
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return errors.New("unable to retrieve category count")
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}
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if count < 1 {
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tx.Rollback()
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return errors.New("at least 1 category must remain after deletion")
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}
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query = `
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WITH d_cats AS (SELECT id FROM categories WHERE user_id = $1 AND title = ANY($2))
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UPDATE feeds
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SET category_id =
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(SELECT id
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FROM categories
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WHERE user_id = $1 AND id NOT IN (SELECT id FROM d_cats)
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ORDER BY title ASC
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LIMIT 1)
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WHERE user_id = $1 AND category_id IN (SELECT id FROM d_cats)
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`
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_, err = tx.Exec(query, userid, titleParam)
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if err != nil {
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tx.Rollback()
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return fmt.Errorf("unable to replace categories: %v", err)
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}
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query = "DELETE FROM categories WHERE user_id = $1 AND title = ANY($2)"
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_, err = tx.Exec(query, userid, titleParam)
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if err != nil {
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tx.Rollback()
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return fmt.Errorf("unable to delete categories: %v", err)
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}
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tx.Commit()
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return nil
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}
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