Fix assignee filter bug in List

db/db.go

@@ -5,7 +5,6 @@ import (
 	"errors"
 	"fmt"
 	"os"
-	"os/user"
 	"path/filepath"
 
 	_ "modernc.org/sqlite"
@@ -22,7 +21,6 @@ var (
 		`CREATE TABLE IF NOT EXISTS nodes (id TEXT PRIMARY KEY, title TEXT NOT NULL, content TEXT, due_date TEXT, created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP, updated_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP)`,
 		`CREATE TABLE IF NOT EXISTS tags (node_id TEXT NOT NULL, tag TEXT NOT NULL, PRIMARY KEY (node_id, tag), FOREIGN KEY (node_id) REFERENCES nodes(id) ON DELETE CASCADE)`,
 		`CREATE TABLE IF NOT EXISTS rels (from_id TEXT NOT NULL, to_id TEXT NOT NULL, rel_type TEXT NOT NULL, PRIMARY KEY (from_id, to_id, rel_type), FOREIGN KEY (from_id) REFERENCES nodes(id) ON DELETE CASCADE, FOREIGN KEY (to_id) REFERENCES nodes(id) ON DELETE CASCADE)`,
-		`CREATE TABLE IF NOT EXISTS aliases (name TEXT PRIMARY KEY, command TEXT NOT NULL)`,
 		`CREATE INDEX IF NOT EXISTS idx_tags_tag ON tags(tag)`, `CREATE INDEX IF NOT EXISTS idx_rels_from ON rels(from_id)`, `CREATE INDEX IF NOT EXISTS idx_rels_to ON rels(to_id)`,
 	}
 )
@@ -72,12 +70,14 @@ func Open(path string) (*DB, error) {
 	return &DB{DB: db, path: path}, nil
 }
 
-func GetCurrentUser() string {
-	if u := os.Getenv("AX_USER"); u != "" {
-		return u
+func (db *DB) GetUserByUsername(username string) (string, error) {
+	var id string
+	err := db.QueryRow(`
+		SELECT n.id FROM nodes n
+		JOIN tags t ON n.id = t.node_id
+		WHERE n.title = ? AND t.tag = '_type::user'`, username).Scan(&id)
+	if err == sql.ErrNoRows {
+		return "", nil
 	}
-	if u, err := user.Current(); err == nil {
-		return u.Username
-	}
-	return "unknown"
+	return id, err
 }