698 lines
18 KiB
Go
698 lines
18 KiB
Go
package db
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import (
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"database/sql"
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"encoding/json"
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"time"
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"git.pengzhan.dev/haopengzhan/rsspipe/internal/models"
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"github.com/google/uuid"
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_ "modernc.org/sqlite"
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)
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type DB struct {
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*sql.DB
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}
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func InitDB(dbPath string) (*DB, error) {
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dir := filepath.Dir(dbPath)
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if err := os.MkdirAll(dir, 0755); err != nil {
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return nil, fmt.Errorf("failed to create db directory: %w", err)
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}
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db, err := sql.Open("sqlite", dbPath)
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if err != nil {
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return nil, fmt.Errorf("failed to open sqlite db: %w", err)
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}
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db.SetMaxOpenConns(10)
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db.SetMaxIdleConns(5)
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db.SetConnMaxLifetime(time.Hour)
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pragmas := []string{
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"PRAGMA journal_mode = WAL;",
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"PRAGMA busy_timeout = 5000;",
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"PRAGMA synchronous = NORMAL;",
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"PRAGMA foreign_keys = ON;",
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}
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for _, p := range pragmas {
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if _, err := db.Exec(p); err != nil {
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return nil, fmt.Errorf("failed to set pragma %s: %w", p, err)
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}
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}
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database := &DB{DB: db}
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if err := database.migrate(); err != nil {
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return nil, fmt.Errorf("failed to run migrations: %w", err)
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}
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return database, nil
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}
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func (d *DB) migrate() error {
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schema := `
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CREATE TABLE IF NOT EXISTS users (
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id TEXT PRIMARY KEY,
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username TEXT UNIQUE NOT NULL,
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password_hash TEXT NOT NULL,
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created_at DATETIME NOT NULL,
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updated_at DATETIME NOT NULL
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);
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CREATE TABLE IF NOT EXISTS categories (
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id TEXT PRIMARY KEY,
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title TEXT NOT NULL,
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parent_id TEXT,
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sort_order INTEGER DEFAULT 0,
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created_at DATETIME NOT NULL,
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FOREIGN KEY(parent_id) REFERENCES categories(id) ON DELETE SET NULL
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);
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CREATE TABLE IF NOT EXISTS feeds (
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id TEXT PRIMARY KEY,
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title TEXT NOT NULL,
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feed_url TEXT UNIQUE NOT NULL,
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site_url TEXT,
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category_id TEXT,
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is_virtual_digest BOOLEAN DEFAULT 0,
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refresh_interval_minutes INTEGER DEFAULT 30,
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timeout_seconds INTEGER DEFAULT 10,
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etag TEXT DEFAULT '',
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last_modified TEXT DEFAULT '',
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last_fetched_at DATETIME,
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fetch_error TEXT DEFAULT '',
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created_at DATETIME NOT NULL,
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FOREIGN KEY(category_id) REFERENCES categories(id) ON DELETE SET NULL
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);
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CREATE TABLE IF NOT EXISTS feed_entries (
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id TEXT PRIMARY KEY,
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feed_id TEXT NOT NULL,
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guid TEXT NOT NULL,
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url TEXT NOT NULL,
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title TEXT NOT NULL,
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author TEXT DEFAULT '',
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content TEXT NOT NULL,
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raw_content TEXT DEFAULT '',
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published_at DATETIME NOT NULL,
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is_read BOOLEAN DEFAULT 0,
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is_starred BOOLEAN DEFAULT 0,
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share_uuid TEXT UNIQUE,
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metadata TEXT DEFAULT '{}',
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created_at DATETIME NOT NULL,
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FOREIGN KEY(feed_id) REFERENCES feeds(id) ON DELETE CASCADE,
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UNIQUE(feed_id, guid)
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);
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CREATE INDEX IF NOT EXISTS idx_entries_feed_read ON feed_entries(feed_id, is_read);
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CREATE INDEX IF NOT EXISTS idx_entries_published ON feed_entries(published_at DESC);
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CREATE INDEX IF NOT EXISTS idx_entries_is_read ON feed_entries(is_read);
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CREATE INDEX IF NOT EXISTS idx_entries_is_starred ON feed_entries(is_starred);
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CREATE INDEX IF NOT EXISTS idx_entries_share_uuid ON feed_entries(share_uuid);
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CREATE TABLE IF NOT EXISTS rules (
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id TEXT PRIMARY KEY,
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name TEXT NOT NULL,
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rule_type TEXT NOT NULL,
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is_active BOOLEAN DEFAULT 1,
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trigger_type TEXT NOT NULL,
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trigger_config TEXT DEFAULT '{}',
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conditions TEXT DEFAULT '[]',
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actions TEXT DEFAULT '[]',
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created_at DATETIME NOT NULL,
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updated_at DATETIME NOT NULL
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);
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`
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if _, err := d.Exec(schema); err != nil {
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return err
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}
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// Migration for timeout_seconds column if older DB exists
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_, _ = d.Exec("ALTER TABLE feeds ADD COLUMN timeout_seconds INTEGER DEFAULT 10")
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return nil
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}
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// User operations
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func (d *DB) CountUsers() (int, error) {
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var count int
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err := d.QueryRow("SELECT COUNT(*) FROM users").Scan(&count)
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return count, err
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}
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func (d *DB) GetUserByUsername(username string) (*models.User, error) {
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var u models.User
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err := d.QueryRow(
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"SELECT id, username, password_hash, created_at, updated_at FROM users WHERE username = ?",
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username,
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).Scan(&u.ID, &u.Username, &u.PasswordHash, &u.CreatedAt, &u.UpdatedAt)
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if err != nil {
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return nil, err
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}
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return &u, nil
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}
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func (d *DB) CreateUser(username, passwordHash string) (*models.User, error) {
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now := time.Now().UTC()
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u := &models.User{
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ID: uuid.New().String(),
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Username: username,
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PasswordHash: passwordHash,
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CreatedAt: now,
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UpdatedAt: now,
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}
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_, err := d.Exec(
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"INSERT INTO users (id, username, password_hash, created_at, updated_at) VALUES (?, ?, ?, ?, ?)",
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u.ID, u.Username, u.PasswordHash, u.CreatedAt, u.UpdatedAt,
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)
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if err != nil {
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return nil, err
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}
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return u, nil
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}
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func (d *DB) UpdateUserPassword(userID, passwordHash string) error {
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now := time.Now().UTC()
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_, err := d.Exec(
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"UPDATE users SET password_hash = ?, updated_at = ? WHERE id = ?",
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passwordHash, now, userID,
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)
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return err
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}
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// Category operations
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func (d *DB) ListCategories() ([]models.Category, error) {
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query := `
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SELECT c.id, c.title, c.parent_id, c.sort_order, c.created_at, COUNT(f.id) as feed_count
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FROM categories c
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LEFT JOIN feeds f ON f.category_id = c.id
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GROUP BY c.id
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ORDER BY c.sort_order ASC, c.title ASC
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`
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rows, err := d.Query(query)
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if err != nil {
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return nil, err
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}
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defer func() {
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_ = rows.Close()
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}()
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var categories []models.Category
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for rows.Next() {
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var c models.Category
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var parentID sql.NullString
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if err := rows.Scan(&c.ID, &c.Title, &parentID, &c.SortOrder, &c.CreatedAt, &c.FeedCount); err != nil {
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return nil, err
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}
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if parentID.Valid {
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p := parentID.String
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c.ParentID = &p
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}
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categories = append(categories, c)
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}
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return categories, nil
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}
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func (d *DB) GetCategoryByTitle(title string) (*models.Category, error) {
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var c models.Category
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var parentID sql.NullString
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err := d.QueryRow("SELECT id, title, parent_id, sort_order, created_at FROM categories WHERE title = ?", title).
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Scan(&c.ID, &c.Title, &parentID, &c.SortOrder, &c.CreatedAt)
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if err != nil {
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return nil, err
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}
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if parentID.Valid {
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p := parentID.String
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c.ParentID = &p
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}
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return &c, nil
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}
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func (d *DB) CreateCategory(title string, parentID *string) (*models.Category, error) {
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c := &models.Category{
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ID: uuid.New().String(),
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Title: title,
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ParentID: parentID,
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SortOrder: 0,
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CreatedAt: time.Now().UTC(),
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}
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var pID interface{}
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if parentID != nil {
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pID = *parentID
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}
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_, err := d.Exec("INSERT INTO categories (id, title, parent_id, sort_order, created_at) VALUES (?, ?, ?, ?, ?)",
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c.ID, c.Title, pID, c.SortOrder, c.CreatedAt)
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if err != nil {
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return nil, err
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}
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return c, nil
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}
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func (d *DB) DeleteCategory(id string) error {
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_, err := d.Exec("DELETE FROM categories WHERE id = ?", id)
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return err
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}
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// Feed operations
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func (d *DB) ListFeeds() ([]models.Feed, error) {
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query := `
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SELECT
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f.id, f.title, f.feed_url, f.site_url, f.category_id,
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COALESCE(c.title, '') as category_title,
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f.is_virtual_digest, f.refresh_interval_minutes, COALESCE(f.timeout_seconds, 10),
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f.etag, f.last_modified, f.last_fetched_at, f.fetch_error, f.created_at,
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COALESCE(SUM(CASE WHEN e.is_read = 0 THEN 1 ELSE 0 END), 0) as unread_count,
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COUNT(e.id) as total_count
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FROM feeds f
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LEFT JOIN categories c ON c.id = f.category_id
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LEFT JOIN feed_entries e ON e.feed_id = f.id
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GROUP BY f.id
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ORDER BY f.title ASC
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`
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rows, err := d.Query(query)
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if err != nil {
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return nil, err
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}
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defer func() {
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_ = rows.Close()
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}()
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var feeds []models.Feed
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for rows.Next() {
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var f models.Feed
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var catID, siteURL, etag, lastMod, fetchErr sql.NullString
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var lastFetched sql.NullTime
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if err := rows.Scan(
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&f.ID, &f.Title, &f.FeedURL, &siteURL, &catID, &f.CategoryTitle,
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&f.IsVirtualDigest, &f.RefreshIntervalMinutes, &f.TimeoutSeconds,
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&etag, &lastMod, &lastFetched, &fetchErr, &f.CreatedAt, &f.UnreadCount, &f.TotalCount,
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); err != nil {
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return nil, err
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}
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if catID.Valid {
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cid := catID.String
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f.CategoryID = &cid
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}
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if siteURL.Valid {
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f.SiteURL = siteURL.String
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}
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if etag.Valid {
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f.ETag = etag.String
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}
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if lastMod.Valid {
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f.LastModified = lastMod.String
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}
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if lastFetched.Valid {
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t := lastFetched.Time
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f.LastFetchedAt = &t
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}
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if fetchErr.Valid {
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f.FetchError = fetchErr.String
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}
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feeds = append(feeds, f)
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}
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return feeds, nil
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}
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func (d *DB) GetFeed(id string) (*models.Feed, error) {
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query := `
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SELECT
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f.id, f.title, f.feed_url, f.site_url, f.category_id,
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COALESCE(c.title, '') as category_title,
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f.is_virtual_digest, f.refresh_interval_minutes, COALESCE(f.timeout_seconds, 10),
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f.etag, f.last_modified, f.last_fetched_at, f.fetch_error, f.created_at,
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COALESCE(SUM(CASE WHEN e.is_read = 0 THEN 1 ELSE 0 END), 0) as unread_count,
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COUNT(e.id) as total_count
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FROM feeds f
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LEFT JOIN categories c ON c.id = f.category_id
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LEFT JOIN feed_entries e ON e.feed_id = f.id
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WHERE f.id = ?
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GROUP BY f.id
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`
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var f models.Feed
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var catID, siteURL, etag, lastMod, fetchErr sql.NullString
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var lastFetched sql.NullTime
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err := d.QueryRow(query, id).Scan(
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&f.ID, &f.Title, &f.FeedURL, &siteURL, &catID, &f.CategoryTitle,
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&f.IsVirtualDigest, &f.RefreshIntervalMinutes, &f.TimeoutSeconds,
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&etag, &lastMod, &lastFetched, &fetchErr, &f.CreatedAt, &f.UnreadCount, &f.TotalCount,
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)
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if err != nil {
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return nil, err
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}
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if catID.Valid {
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cid := catID.String
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f.CategoryID = &cid
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}
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if siteURL.Valid {
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f.SiteURL = siteURL.String
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}
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if etag.Valid {
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f.ETag = etag.String
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}
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if lastMod.Valid {
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f.LastModified = lastMod.String
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}
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if lastFetched.Valid {
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t := lastFetched.Time
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f.LastFetchedAt = &t
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}
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if fetchErr.Valid {
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f.FetchError = fetchErr.String
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}
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return &f, nil
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}
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func (d *DB) GetFeedByURL(feedURL string) (*models.Feed, error) {
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var f models.Feed
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var catID, siteURL, etag, lastMod, fetchErr sql.NullString
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var lastFetched sql.NullTime
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err := d.QueryRow(
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"SELECT id, title, feed_url, site_url, category_id, is_virtual_digest, refresh_interval_minutes, COALESCE(timeout_seconds, 10), etag, last_modified, last_fetched_at, fetch_error, created_at FROM feeds WHERE feed_url = ?",
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feedURL,
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).Scan(
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&f.ID, &f.Title, &f.FeedURL, &siteURL, &catID,
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&f.IsVirtualDigest, &f.RefreshIntervalMinutes, &f.TimeoutSeconds, &etag, &lastMod,
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&lastFetched, &fetchErr, &f.CreatedAt,
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)
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if err != nil {
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return nil, err
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}
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if catID.Valid {
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cid := catID.String
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f.CategoryID = &cid
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}
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if siteURL.Valid {
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f.SiteURL = siteURL.String
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}
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return &f, nil
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}
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func (d *DB) CreateFeed(title, feedURL, siteURL string, categoryID *string) (*models.Feed, error) {
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now := time.Now().UTC()
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f := &models.Feed{
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ID: uuid.New().String(),
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Title: title,
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FeedURL: feedURL,
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SiteURL: siteURL,
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CategoryID: categoryID,
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RefreshIntervalMinutes: 30,
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TimeoutSeconds: 10,
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CreatedAt: now,
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}
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var catID interface{}
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if categoryID != nil {
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catID = *categoryID
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}
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_, err := d.Exec(
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"INSERT INTO feeds (id, title, feed_url, site_url, category_id, refresh_interval_minutes, timeout_seconds, created_at) VALUES (?, ?, ?, ?, ?, ?, ?, ?)",
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f.ID, f.Title, f.FeedURL, f.SiteURL, catID, f.RefreshIntervalMinutes, f.TimeoutSeconds, f.CreatedAt,
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)
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if err != nil {
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return nil, err
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}
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return f, nil
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}
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func (d *DB) UpdateFeed(id string, req models.UpdateFeedRequest) error {
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feed, err := d.GetFeed(id)
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if err != nil {
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return err
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}
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title := feed.Title
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if req.Title != nil && *req.Title != "" {
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title = *req.Title
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}
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catID := feed.CategoryID
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if req.CategoryID != nil {
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if *req.CategoryID == "" {
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catID = nil
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} else {
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catID = req.CategoryID
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}
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}
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interval := feed.RefreshIntervalMinutes
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if req.RefreshIntervalMinutes != nil && *req.RefreshIntervalMinutes > 0 {
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interval = *req.RefreshIntervalMinutes
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}
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timeout := feed.TimeoutSeconds
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if req.TimeoutSeconds != nil && *req.TimeoutSeconds > 0 {
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timeout = *req.TimeoutSeconds
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}
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var cID interface{}
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if catID != nil {
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cID = *catID
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}
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_, err = d.Exec(`
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UPDATE feeds
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SET title = ?, category_id = ?, refresh_interval_minutes = ?, timeout_seconds = ?
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WHERE id = ?
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`, title, cID, interval, timeout, id)
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return err
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}
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func (d *DB) UpdateFeedFetchStatus(id string, etag, lastModified, fetchErr string) error {
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now := time.Now().UTC()
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_, err := d.Exec(
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"UPDATE feeds SET etag = ?, last_modified = ?, fetch_error = ?, last_fetched_at = ? WHERE id = ?",
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etag, lastModified, fetchErr, now, id,
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)
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return err
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}
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|
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func (d *DB) DeleteFeed(id string) error {
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_, err := d.Exec("DELETE FROM feeds WHERE id = ?", id)
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return err
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}
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|
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// Feed Entries operations
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func (d *DB) UpsertFeedEntries(feedID string, entries []models.FeedEntry) (int, error) {
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if len(entries) == 0 {
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return 0, nil
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}
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stmt, err := d.Prepare(`
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INSERT INTO feed_entries (
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id, feed_id, guid, url, title, author, content, raw_content, published_at, is_read, is_starred, metadata, created_at
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) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, 0, 0, ?, ?)
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ON CONFLICT(feed_id, guid) DO UPDATE SET
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title = excluded.title,
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content = CASE WHEN feed_entries.content = '' THEN excluded.content ELSE feed_entries.content END,
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url = excluded.url,
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author = excluded.author
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`)
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if err != nil {
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return 0, err
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}
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defer func() {
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_ = stmt.Close()
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}()
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insertedCount := 0
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for _, e := range entries {
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id := uuid.New().String()
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now := time.Now().UTC()
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pubAt := e.PublishedAt
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if pubAt.IsZero() {
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pubAt = now
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}
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metaBytes, _ := json.Marshal(e.Metadata)
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if len(metaBytes) == 0 {
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metaBytes = []byte("{}")
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}
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res, err := stmt.Exec(
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id, feedID, e.GUID, e.URL, e.Title, e.Author, e.Content, e.RawContent, pubAt, string(metaBytes), now,
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)
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if err == nil {
|
|
if n, _ := res.RowsAffected(); n > 0 {
|
|
insertedCount++
|
|
}
|
|
}
|
|
}
|
|
return insertedCount, nil
|
|
}
|
|
|
|
type EntryFilter struct {
|
|
View string // "inbox" (unread), "starred", "all"
|
|
FeedID string
|
|
CategoryID string
|
|
Search string
|
|
Limit int
|
|
Offset int
|
|
}
|
|
|
|
func (d *DB) ListEntries(f EntryFilter) ([]models.FeedEntry, int, error) {
|
|
where := []string{"1=1"}
|
|
args := []interface{}{}
|
|
|
|
switch f.View {
|
|
case "inbox":
|
|
where = append(where, "e.is_read = 0")
|
|
case "starred":
|
|
where = append(where, "e.is_starred = 1")
|
|
}
|
|
|
|
if f.FeedID != "" {
|
|
where = append(where, "e.feed_id = ?")
|
|
args = append(args, f.FeedID)
|
|
}
|
|
|
|
if f.CategoryID != "" {
|
|
where = append(where, "f.category_id = ?")
|
|
args = append(args, f.CategoryID)
|
|
}
|
|
|
|
if f.Search != "" {
|
|
searchTerms := strings.Fields(f.Search)
|
|
for _, term := range searchTerms {
|
|
lower := strings.ToLower(term)
|
|
if strings.HasPrefix(lower, "is:unread") {
|
|
where = append(where, "e.is_read = 0")
|
|
} else if strings.HasPrefix(lower, "is:read") {
|
|
where = append(where, "e.is_read = 1")
|
|
} else if strings.HasPrefix(lower, "is:starred") {
|
|
where = append(where, "e.is_starred = 1")
|
|
} else if strings.HasPrefix(lower, "feed:") {
|
|
feedVal := strings.TrimPrefix(term, "feed:")
|
|
where = append(where, "(f.title LIKE ? OR f.feed_url LIKE ?)")
|
|
args = append(args, "%"+feedVal+"%", "%"+feedVal+"%")
|
|
} else {
|
|
where = append(where, "(e.title LIKE ? OR e.content LIKE ? OR e.author LIKE ?)")
|
|
args = append(args, "%"+term+"%", "%"+term+"%", "%"+term+"%")
|
|
}
|
|
}
|
|
}
|
|
|
|
whereClause := strings.Join(where, " AND ")
|
|
|
|
// Count total
|
|
countQuery := fmt.Sprintf(`
|
|
SELECT COUNT(*)
|
|
FROM feed_entries e
|
|
JOIN feeds f ON f.id = e.feed_id
|
|
WHERE %s
|
|
`, whereClause)
|
|
var total int
|
|
if err := d.QueryRow(countQuery, args...).Scan(&total); err != nil {
|
|
return nil, 0, err
|
|
}
|
|
|
|
limit := f.Limit
|
|
if limit <= 0 || limit > 100 {
|
|
limit = 50
|
|
}
|
|
offset := f.Offset
|
|
if offset < 0 {
|
|
offset = 0
|
|
}
|
|
|
|
query := fmt.Sprintf(`
|
|
SELECT
|
|
e.id, e.feed_id, f.title as feed_title, COALESCE(f.site_url, '') as feed_site_url,
|
|
e.guid, e.url, e.title, e.author, e.content, e.raw_content,
|
|
e.published_at, e.is_read, e.is_starred, e.share_uuid, e.metadata, e.created_at
|
|
FROM feed_entries e
|
|
JOIN feeds f ON f.id = e.feed_id
|
|
WHERE %s
|
|
ORDER BY e.published_at DESC
|
|
LIMIT ? OFFSET ?
|
|
`, whereClause)
|
|
|
|
queryArgs := append(args, limit, offset)
|
|
rows, err := d.Query(query, queryArgs...)
|
|
if err != nil {
|
|
return nil, 0, err
|
|
}
|
|
defer func() {
|
|
_ = rows.Close()
|
|
}()
|
|
|
|
var entries []models.FeedEntry
|
|
for rows.Next() {
|
|
var e models.FeedEntry
|
|
var author, rawContent, metaStr sql.NullString
|
|
var shareUUID sql.NullString
|
|
if err := rows.Scan(
|
|
&e.ID, &e.FeedID, &e.FeedTitle, &e.FeedSiteURL,
|
|
&e.GUID, &e.URL, &e.Title, &author, &e.Content, &rawContent,
|
|
&e.PublishedAt, &e.IsRead, &e.IsStarred, &shareUUID, &metaStr, &e.CreatedAt,
|
|
); err != nil {
|
|
return nil, 0, err
|
|
}
|
|
if author.Valid {
|
|
e.Author = author.String
|
|
}
|
|
if rawContent.Valid {
|
|
e.RawContent = rawContent.String
|
|
}
|
|
if shareUUID.Valid {
|
|
s := shareUUID.String
|
|
e.ShareUUID = &s
|
|
}
|
|
e.Metadata = make(map[string]interface{})
|
|
if metaStr.Valid && metaStr.String != "" {
|
|
_ = json.Unmarshal([]byte(metaStr.String), &e.Metadata)
|
|
}
|
|
entries = append(entries, e)
|
|
}
|
|
|
|
return entries, total, nil
|
|
}
|
|
|
|
func (d *DB) UpdateEntryRead(id string, isRead bool) error {
|
|
_, err := d.Exec("UPDATE feed_entries SET is_read = ? WHERE id = ?", isRead, id)
|
|
return err
|
|
}
|
|
|
|
func (d *DB) UpdateEntryStarred(id string, isStarred bool) error {
|
|
_, err := d.Exec("UPDATE feed_entries SET is_starred = ? WHERE id = ?", isStarred, id)
|
|
return err
|
|
}
|
|
|
|
func (d *DB) MarkAllRead(feedID, categoryID *string) error {
|
|
if feedID != nil && *feedID != "" {
|
|
_, err := d.Exec("UPDATE feed_entries SET is_read = 1 WHERE feed_id = ?", *feedID)
|
|
return err
|
|
}
|
|
if categoryID != nil && *categoryID != "" {
|
|
_, err := d.Exec(`
|
|
UPDATE feed_entries
|
|
SET is_read = 1
|
|
WHERE feed_id IN (SELECT id FROM feeds WHERE category_id = ?)
|
|
`, *categoryID)
|
|
return err
|
|
}
|
|
_, err := d.Exec("UPDATE feed_entries SET is_read = 1")
|
|
return err
|
|
}
|
|
|
|
func (d *DB) GetStats() (*models.Stats, error) {
|
|
var s models.Stats
|
|
err := d.QueryRow("SELECT COUNT(*) FROM feeds").Scan(&s.TotalFeeds)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
err = d.QueryRow("SELECT COUNT(*) FROM feed_entries WHERE is_read = 0").Scan(&s.TotalUnread)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
err = d.QueryRow("SELECT COUNT(*) FROM feed_entries WHERE is_starred = 1").Scan(&s.TotalStarred)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
err = d.QueryRow("SELECT COUNT(*) FROM categories").Scan(&s.TotalCategories)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return &s, nil
|
|
}
|