[feature] Add list command to admin account (#1648)

* [feature] Add list command to admin account

Relates to: #388

* Print booleans as yes/no too

internal/db/bundb/user.go

@@ -122,6 +122,20 @@ func (u *userDB) GetUserByConfirmationToken(ctx context.Context, confirmationTok
 	}, confirmationToken)
 }
 
+func (u *userDB) GetAllUsers(ctx context.Context) ([]*gtsmodel.User, db.Error) {
+	var users []*gtsmodel.User
+	q := u.conn.
+		NewSelect().
+		Model(&users).
+		Relation("Account")
+
+	if err := q.Scan(ctx); err != nil {
+		return nil, u.conn.ProcessError(err)
+	}
+
+	return users, nil
+}
+
 func (u *userDB) PutUser(ctx context.Context, user *gtsmodel.User) db.Error {
 	return u.state.Caches.GTS.User().Store(user, func() error {
 		_, err := u.conn.

internal/db/bundb/user_test.go

@@ -29,6 +29,12 @@ type UserTestSuite struct {
 	BunDBStandardTestSuite
 }
 
+func (suite *UserTestSuite) TestGetAllUsers() {
+	users, err := suite.db.GetAllUsers(context.Background())
+	suite.NoError(err)
+	suite.Len(users, len(suite.testUsers))
+}
+
 func (suite *UserTestSuite) TestGetUser() {
 	user, err := suite.db.GetUserByID(context.Background(), suite.testUsers["local_account_1"].ID)
 	suite.NoError(err)

internal/db/user.go

@@ -25,6 +25,8 @@ import (
 
 // User contains functions related to user getting/setting/creation.
 type User interface {
+	// GetAllUsers returns all local user accounts, or an error if something goes wrong.
+	GetAllUsers(ctx context.Context) ([]*gtsmodel.User, Error)
 	// GetUserByID returns one user with the given ID, or an error if something goes wrong.
 	GetUserByID(ctx context.Context, id string) (*gtsmodel.User, Error)
 	// GetUserByAccountID returns one user by its account ID, or an error if something goes wrong.