add db

internal/services/repository.go

@@ -0,0 +1,58 @@
+package services
+
+import (
+	"context"
+	"database/sql"
+	"evening_detective/internal/models"
+
+	_ "github.com/mattn/go-sqlite3"
+)
+
+type Repository struct {
+	db *sql.DB
+}
+
+func NewRepository() (*Repository, error) {
+	db, err := sql.Open("sqlite3", "store.db")
+	if err != nil {
+		return nil, err
+	}
+	_, err = db.Exec("CREATE TABLE IF NOT EXISTS teams (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, password TEXT);")
+	if err != nil {
+		return nil, err
+	}
+	return &Repository{db: db}, nil
+}
+
+func (r *Repository) GetTeams(ctx context.Context) ([]*models.Team, error) {
+	rows, err := r.db.Query("select id, name, password from teams")
+	if err != nil {
+		panic(err)
+	}
+	defer rows.Close()
+	teams := []*models.Team{}
+
+	for rows.Next() {
+		team := &models.Team{}
+		err := rows.Scan(&team.ID, &team.Name, &team.Password)
+		if err != nil {
+			return nil, err
+		}
+		teams = append(teams, team)
+	}
+	return teams, nil
+}
+
+func (r *Repository) AddTeams(ctx context.Context, teams []*models.Team) ([]*models.Team, error) {
+	for _, team := range teams {
+		result, err := r.db.Exec("insert into teams (name, password) values ($1, $2)", team.Name, team.Password)
+		if err != nil {
+			return nil, err
+		}
+		team.ID, err = result.LastInsertId()
+		if err != nil {
+			return nil, err
+		}
+	}
+	return teams, nil
+}