81 lines
2.2 KiB
Go
81 lines
2.2 KiB
Go
package postgres
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import (
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"git.tek.govt.hu/dowerx/chat/server/model"
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"git.tek.govt.hu/dowerx/chat/server/util"
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"github.com/jmoiron/sqlx"
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)
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type UserDAOPG struct {
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pgDAO
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}
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// Create a new user
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func (d UserDAOPG) Create(user model.User) *util.ChatError {
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_, err := d.db.NamedExec(`call add_user(:username, :password_hash)`, &user)
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return util.MakeError(err, util.DATABASE_QUERY_FAULT)
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}
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// Read returns a user by ID if ID != 0, else by Username
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func (d UserDAOPG) Read(user model.User) (model.User, *util.ChatError) {
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var rows *sqlx.Rows
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var err error
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if user.ID != 0 {
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rows, err = d.db.NamedQuery(`select * from "user" where "id" = :id`, &user)
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} else {
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rows, err = d.db.NamedQuery(`select * from "user" where "username" = :username`, &user)
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}
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if err != nil {
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return user, util.MakeError(err, util.DATABASE_QUERY_FAULT)
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}
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if !rows.Next() {
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return user, &util.ChatError{Message: "", Code: util.USER_NOT_FOUND}
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}
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err = rows.StructScan(&user)
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return user, util.MakeError(err, util.DATABASE_QUERY_FAULT)
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}
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// List all users
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func (d UserDAOPG) List() ([]model.User, *util.ChatError) {
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rows, err := d.db.Queryx(`select * from "user" order by "username"`)
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if err != nil {
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return nil, util.MakeError(err, util.DATABASE_QUERY_FAULT)
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}
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users := make([]model.User, 0)
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for rows.Next() {
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user := model.User{}
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err = rows.StructScan(&user)
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if err != nil {
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break
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}
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users = append(users, user)
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}
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return users, util.MakeError(err, util.DATABASE_QUERY_FAULT)
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}
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// Update sets all the fields of the User with the given ID
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func (d UserDAOPG) Update(user model.User) *util.ChatError {
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_, err := d.db.NamedExec(`update "user" set "username" = :username, "password_hash" = :password_hash, "status" = :status, "picture" = :picture, "bio" = :bio where "id" = :id`, &user)
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return util.MakeError(err, util.DATABASE_QUERY_FAULT)
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}
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// Delete removes a user by ID if ID != 0, else by Username
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func (d UserDAOPG) Delete(user model.User) *util.ChatError {
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var err error
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if user.ID != 0 {
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_, err = d.db.NamedExec(`delete from "user" where "id" = :id`, &user)
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} else {
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_, err = d.db.NamedExec(`delete from "user" where "username" = :username`, &user)
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}
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return util.MakeError(err, util.DATABASE_QUERY_FAULT)
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}
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