refactor naming in db, add user delete, update todo

This commit is contained in:
2026-04-03 20:04:27 +02:00
parent bd1168aef7
commit a7c58f4037
4 changed files with 115 additions and 86 deletions
+77 -68
View File
@@ -18,7 +18,7 @@ func DbInit(ctx context.Context) {
}
_, err = dbConn.Exec(ctx, `
CREATE TABLE IF NOT EXISTS clients (
CREATE TABLE IF NOT EXISTS users (
id SERIAL PRIMARY KEY,
name VARCHAR(20) UNIQUE NOT NULL,
pass_hash VARCHAR(60) NOT NULL,
@@ -37,8 +37,8 @@ func DbInit(ctx context.Context) {
CREATE TABLE IF NOT EXISTS chat_groups (
id SERIAL PRIMARY KEY,
name VARCHAR(48) NOT NULL,
creator_id INTEGER NOT NULL REFERENCES clients(id) ON DELETE CASCADE,
owner_id INTEGER NOT NULL REFERENCES clients(id) ON DELETE CASCADE,
creator_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
owner_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
enable_client_colors BOOLEAN NOT NULL DEFAULT true,
color_red SMALLINT DEFAULT NULL,
color_green SMALLINT DEFAULT NULL,
@@ -53,7 +53,7 @@ func DbInit(ctx context.Context) {
_, err = dbConn.Exec(ctx, `
CREATE TABLE IF NOT EXISTS chat_group_members (
group_id INTEGER NOT NULL REFERENCES chat_groups(id) ON DELETE CASCADE,
user_id INTEGER NOT NULL REFERENCES clients(id) ON DELETE CASCADE,
user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
joined_at TIMESTAMP NOT NULL DEFAULT NOW(),
PRIMARY KEY (group_id, user_id)
)
@@ -63,11 +63,11 @@ func DbInit(ctx context.Context) {
}
}
// DbSaveUserWithoutGroups saves user in db without groups and sets its id
// DbUserSaveWithoutGroups saves user in db without groups and sets its id
// return: error if not successful
func DbSaveUserWithoutGroups(ctx context.Context, user *User) error {
func DbUserSaveWithoutGroups(ctx context.Context, user *User) error {
err := dbConn.QueryRow(ctx, `
INSERT INTO clients (name, pass_hash, pronouns, color_red, color_green, color_blue, created_at)
INSERT INTO users (name, pass_hash, pronouns, color_red, color_green, color_blue, created_at)
VALUES ($1, $2, $3, $4, $5, $6, $7)
RETURNING id
`, user.Name, user.PasswordHash, user.Pronouns, user.Color[0], user.Color[1], user.Color[2], user.CreatedAt).
@@ -75,40 +75,81 @@ func DbSaveUserWithoutGroups(ctx context.Context, user *User) error {
return err
}
// DbSetUserByName sets all fields of given struct with database's data using name
// DbUserDelete deletes given user by id
// return: error if not successful
func DbSetUserByName(ctx context.Context, user *User) error {
func DbUserDelete(ctx context.Context, id uint32) error {
_, err := dbConn.Exec(ctx, `
DELETE FROM users WHERE id = $1
`, id)
return err
}
// DbUserSetByName sets all fields of given struct with database's data using name
// return: error if not successful
func DbUserSetByName(ctx context.Context, user *User) error {
err := dbConn.QueryRow(ctx, `
SELECT id, name, pass_hash, pronouns, color_red, color_green, color_blue, created_at FROM clients WHERE name = $1
SELECT id, name, pass_hash, pronouns, color_red, color_green, color_blue, created_at FROM users WHERE name = $1
`, user.Name).Scan(&user.Id, &user.Name, &user.PasswordHash, &user.Pronouns, &user.Color[0], &user.Color[1], &user.Color[2], &user.CreatedAt)
if err != nil {
return err
}
return DbSetUserGroups(ctx, user)
return DbUserSetGroups(ctx, user)
}
// DbSetUserByIdWithoutGroups sets all fields of given struct with database's data using id, excluding groups
// DbUserSetByIdWithoutGroups sets all fields of given struct with database's data using id, excluding groups
// return: error if not successful
func DbSetUserByIdWithoutGroups(ctx context.Context, user *User) error {
func DbUserSetByIdWithoutGroups(ctx context.Context, user *User) error {
err := dbConn.QueryRow(ctx, `
SELECT name, pass_hash, pronouns, color_red, color_green, color_blue, created_at FROM clients WHERE id = $1
SELECT name, pass_hash, pronouns, color_red, color_green, color_blue, created_at FROM users WHERE id = $1
`, user.Id).Scan(&user.Name, &user.PasswordHash, &user.Pronouns, &user.Color[0], &user.Color[1], &user.Color[2], &user.CreatedAt)
return err
}
// DbSetUserById sets all fields of given struct with database's data using id, including groups
// DbUserSetById sets all fields of given struct with database's data using id, including groups
// return: error if not successful
func DbSetUserById(ctx context.Context, user *User) error {
err := DbSetUserByIdWithoutGroups(ctx, user)
func DbUserSetById(ctx context.Context, user *User) error {
err := DbUserSetByIdWithoutGroups(ctx, user)
if err != nil {
return err
}
return DbSetUserGroups(ctx, user)
return DbUserSetGroups(ctx, user)
}
// DbSaveGroupWithoutUsers saves group in db and sets its id, also adds the owner as first member
// DbUserSetGroups populates user's Groups map with ids of all groups the user belongs to from database
// return: error if not successful
func DbSaveGroupWithoutUsers(ctx context.Context, group *Group) error {
func DbUserSetGroups(ctx context.Context, user *User) error {
rows, err := dbConn.Query(ctx, `
SELECT group_id FROM chat_group_members WHERE user_id = $1
`, user.Id)
if err != nil {
return err
}
defer rows.Close()
user.Groups = make(map[uint32]struct{})
for rows.Next() {
var groupId uint32
if err := rows.Scan(&groupId); err != nil {
return err
}
user.Groups[groupId] = struct{}{}
}
return rows.Err()
}
// DbGroupSetColor set group's color based on id
// return: error if not successful
func DbGroupSetColor(ctx context.Context, group *Group) error {
_, err := dbConn.Exec(ctx, `
UPDATE chat_groups SET color_red = $1, color_green = $2, color_blue = $3 WHERE id = $4
`, group.Color[0], group.Color[1], group.Color[2], group.Id)
return err
}
// DbGroupSaveWithoutUsers saves group in db and sets its id, also adds the owner as first member
// return: error if not successful
func DbGroupSaveWithoutUsers(ctx context.Context, group *Group) error {
err := dbConn.QueryRow(ctx, `
INSERT INTO chat_groups (name, creator_id, owner_id, enable_client_colors, color_red, color_green, color_blue, created_at)
VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
@@ -125,18 +166,18 @@ func DbSaveGroupWithoutUsers(ctx context.Context, group *Group) error {
return err
}
// DbDeleteGroup deletes given group by id
// DbGroupDelete deletes given group by id
// return: error if not successful
func DbDeleteGroup(ctx context.Context, group *Group) error {
func DbGroupDelete(ctx context.Context, group *Group) error {
_, err := dbConn.Exec(ctx, `
DELETE FROM chat_groups WHERE id = $1
`, group.Id)
return err
}
// DbSetGroupByIdWithoutUsers sets all fields of given struct with database's data using id, populates Users map with member ids but not their data
// DbGroupSetWithoutUsersById sets all fields of given struct with database's data using id, populates Users map with member ids but not their data
// return: error if not successful
func DbSetGroupByIdWithoutUsers(ctx context.Context, group *Group) error {
func DbGroupSetWithoutUsersById(ctx context.Context, group *Group) error {
err := dbConn.QueryRow(ctx, `
SELECT name, creator_id, owner_id, enable_client_colors, color_red, color_green, color_blue, created_at FROM chat_groups WHERE id = $1
`, group.Id).Scan(&group.Name, &group.CreatorId, &group.OwnerId, &group.EnableUserColors, &group.Color[0], &group.Color[1], &group.Color[2], &group.CreatedAt)
@@ -163,19 +204,19 @@ func DbSetGroupByIdWithoutUsers(ctx context.Context, group *Group) error {
return rows.Err()
}
// DbSetGroupById sets all fields of given struct with database's data using id, including full member user data
// DbGroupSetById sets all fields of given struct with database's data using id, including full member user data
// return: error if not successful
func DbSetGroupById(ctx context.Context, group *Group) error {
err := DbSetGroupByIdWithoutUsers(ctx, group)
func DbGroupSetById(ctx context.Context, group *Group) error {
err := DbGroupSetWithoutUsersById(ctx, group)
if err != nil {
return err
}
return DbSetGroupMemberUsers(ctx, group)
return DbGroupSetMembers(ctx, group)
}
// DbSetGroupMemberUsers populates group's Users map with ids of all members from database
// DbGroupSetMembers populates group's Users map with ids of all members from database
// return: error if not successful
func DbSetGroupMemberUsers(ctx context.Context, group *Group) error {
func DbGroupSetMembers(ctx context.Context, group *Group) error {
rows, err := dbConn.Query(ctx, `
SELECT user_id FROM chat_group_members WHERE group_id = $1
`, group.Id)
@@ -195,9 +236,9 @@ func DbSetGroupMemberUsers(ctx context.Context, group *Group) error {
return rows.Err()
}
// DbAddUsersToGroup adds given users to group in db, silently ignores already existing members
// DbGroupAddUsers adds given users to group in db, silently ignores already existing members
// return: error if not successful
func DbAddUsersToGroup(ctx context.Context, groupId uint32, userIds *[MaxUsersInGroup]uint32) error {
func DbGroupAddUsers(ctx context.Context, groupId uint32, userIds *[MaxUsersInGroup]uint32) error {
batch := &pgx.Batch{}
now := time.Now()
var count int
@@ -222,9 +263,9 @@ func DbAddUsersToGroup(ctx context.Context, groupId uint32, userIds *[MaxUsersIn
return nil
}
// DbRemoveUsersFromGroup removes given users from group in db, silently ignores not existing members
// DbGroupRemoveUsers removes given users from group in db, silently ignores not existing members
// return: deleted users count, error if not successful
func DbRemoveUsersFromGroup(ctx context.Context, groupId uint32, userIds *[MaxUsersInGroup]uint32) (int, error) {
func DbGroupRemoveUsers(ctx context.Context, groupId uint32, userIds *[MaxUsersInGroup]uint32) (int, error) {
batch := &pgx.Batch{}
var count int
for _, uid := range userIds {
@@ -249,41 +290,9 @@ func DbRemoveUsersFromGroup(ctx context.Context, groupId uint32, userIds *[MaxUs
return deleted, nil
}
// DbSetUserGroups populates user's Groups map with ids of all groups the user belongs to from database
// DbGroupSetOwnerId set group's owner based on id
// return: error if not successful
func DbSetUserGroups(ctx context.Context, user *User) error {
rows, err := dbConn.Query(ctx, `
SELECT group_id FROM chat_group_members WHERE user_id = $1
`, user.Id)
if err != nil {
return err
}
defer rows.Close()
user.Groups = make(map[uint32]struct{})
for rows.Next() {
var groupId uint32
if err := rows.Scan(&groupId); err != nil {
return err
}
user.Groups[groupId] = struct{}{}
}
return rows.Err()
}
// DbSetGroupColor set group's color based on id
// return: error if not successful
func DbSetGroupColor(ctx context.Context, group *Group) error {
_, err := dbConn.Exec(ctx, `
UPDATE chat_groups SET color_red = $1, color_green = $2, color_blue = $3 WHERE id = $4
`, group.Color[0], group.Color[1], group.Color[2], group.Id)
return err
}
// DbSetGroupOwnerId set group's owner based on id
// return: error if not successful
func DbSetGroupOwnerId(ctx context.Context, group *Group) error {
func DbGroupSetOwnerId(ctx context.Context, group *Group) error {
_, err := dbConn.Exec(ctx, `
UPDATE chat_groups SET owner_id = $1 WHERE id = $2
`, group.OwnerId, group.Id)