memos/store/user.go
2022-05-22 12:35:57 +08:00

257 lines
5.1 KiB
Go

package store
import (
"database/sql"
"fmt"
"memos/api"
"memos/common"
"strings"
)
// userRaw is the store model for an User.
// Fields have exactly the same meanings as User.
type userRaw struct {
ID int
// Standard fields
RowStatus api.RowStatus
CreatedTs int64
UpdatedTs int64
// Domain specific fields
Email string
Role api.Role
Name string
PasswordHash string
OpenID string
}
func (raw *userRaw) toUser() *api.User {
return &api.User{
ID: raw.ID,
RowStatus: raw.RowStatus,
CreatedTs: raw.CreatedTs,
UpdatedTs: raw.UpdatedTs,
Email: raw.Email,
Role: raw.Role,
Name: raw.Name,
PasswordHash: raw.PasswordHash,
OpenID: raw.OpenID,
}
}
func (s *Store) CreateUser(create *api.UserCreate) (*api.User, error) {
userRaw, err := createUser(s.db, create)
if err != nil {
return nil, err
}
user := userRaw.toUser()
return user, nil
}
func (s *Store) PatchUser(patch *api.UserPatch) (*api.User, error) {
userRaw, err := patchUser(s.db, patch)
if err != nil {
return nil, err
}
user := userRaw.toUser()
return user, nil
}
func (s *Store) FindUserList(find *api.UserFind) ([]*api.User, error) {
userRawList, err := findUserList(s.db, find)
if err != nil {
return nil, err
}
list := []*api.User{}
for _, raw := range userRawList {
list = append(list, raw.toUser())
}
return list, nil
}
func (s *Store) FindUser(find *api.UserFind) (*api.User, error) {
list, err := findUserList(s.db, find)
if err != nil {
return nil, err
}
if len(list) == 0 {
return nil, nil
} else if len(list) > 1 {
return nil, &common.Error{Code: common.Conflict, Err: fmt.Errorf("found %d users with filter %+v, expect 1. ", len(list), find)}
}
user := list[0].toUser()
return user, nil
}
func createUser(db *sql.DB, create *api.UserCreate) (*userRaw, error) {
row, err := db.Query(`
INSERT INTO user (
email,
role,
name,
password_hash,
open_id
)
VALUES (?, ?, ?, ?, ?)
RETURNING id, email, role, name, password_hash, open_id, created_ts, updated_ts
`,
create.Email,
create.Role,
create.Name,
create.PasswordHash,
create.OpenID,
)
if err != nil {
return nil, FormatError(err)
}
defer row.Close()
row.Next()
var userRaw userRaw
if err := row.Scan(
&userRaw.ID,
&userRaw.Email,
&userRaw.Role,
&userRaw.Name,
&userRaw.PasswordHash,
&userRaw.OpenID,
&userRaw.CreatedTs,
&userRaw.UpdatedTs,
); err != nil {
return nil, FormatError(err)
}
return &userRaw, nil
}
func patchUser(db *sql.DB, patch *api.UserPatch) (*userRaw, error) {
set, args := []string{}, []interface{}{}
if v := patch.RowStatus; v != nil {
set, args = append(set, "row_status = ?"), append(args, *v)
}
if v := patch.Email; v != nil {
set, args = append(set, "email = ?"), append(args, *v)
}
if v := patch.Name; v != nil {
set, args = append(set, "name = ?"), append(args, *v)
}
if v := patch.PasswordHash; v != nil {
set, args = append(set, "password_hash = ?"), append(args, *v)
}
if v := patch.OpenID; v != nil {
set, args = append(set, "open_id = ?"), append(args, *v)
}
args = append(args, patch.ID)
row, err := db.Query(`
UPDATE user
SET `+strings.Join(set, ", ")+`
WHERE id = ?
RETURNING id, email, role, name, password_hash, open_id, created_ts, updated_ts
`, args...)
if err != nil {
return nil, FormatError(err)
}
defer row.Close()
if row.Next() {
var userRaw userRaw
if err := row.Scan(
&userRaw.ID,
&userRaw.Email,
&userRaw.Role,
&userRaw.Name,
&userRaw.PasswordHash,
&userRaw.OpenID,
&userRaw.CreatedTs,
&userRaw.UpdatedTs,
); err != nil {
return nil, FormatError(err)
}
return &userRaw, nil
}
return nil, &common.Error{Code: common.NotFound, Err: fmt.Errorf("user ID not found: %d", patch.ID)}
}
func findUserList(db *sql.DB, find *api.UserFind) ([]*userRaw, error) {
where, args := []string{"1 = 1"}, []interface{}{}
if v := find.ID; v != nil {
where, args = append(where, "id = ?"), append(args, *v)
}
if v := find.Role; v != nil {
where, args = append(where, "role = ?"), append(args, *v)
}
if v := find.Email; v != nil {
where, args = append(where, "email = ?"), append(args, *v)
}
if v := find.Name; v != nil {
where, args = append(where, "name = ?"), append(args, *v)
}
if v := find.OpenID; v != nil {
where, args = append(where, "open_id = ?"), append(args, *v)
}
rows, err := db.Query(`
SELECT
id,
email,
role,
name,
password_hash,
open_id,
created_ts,
updated_ts
FROM user
WHERE `+strings.Join(where, " AND ")+`
ORDER BY created_ts DESC`,
args...,
)
if err != nil {
return nil, FormatError(err)
}
defer rows.Close()
userRawList := make([]*userRaw, 0)
for rows.Next() {
var userRaw userRaw
if err := rows.Scan(
&userRaw.ID,
&userRaw.Email,
&userRaw.Role,
&userRaw.Name,
&userRaw.PasswordHash,
&userRaw.OpenID,
&userRaw.CreatedTs,
&userRaw.UpdatedTs,
); err != nil {
fmt.Println(err)
return nil, FormatError(err)
}
userRawList = append(userRawList, &userRaw)
}
if err := rows.Err(); err != nil {
return nil, FormatError(err)
}
return userRawList, nil
}