cos
313 lines
9.1 KiB
Go
313 lines
9.1 KiB
Go
package postgresql
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import (
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"context"
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"fmt"
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"strings"
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"time"
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"go-socket/packages/cache"
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"go-socket/packages/convertions"
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"go-socket/packages/types"
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"github.com/google/uuid"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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var dbConn *pgxpool.Pool
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func Init(ctx context.Context) {
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var err error
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dbConn, err = pgxpool.New(ctx, "postgres://master:secret@localhost:5432") // TODO change to env in production
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if err != nil {
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panic(err)
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}
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_, err = dbConn.Exec(ctx, `CREATE EXTENSION IF NOT EXISTS "pgcrypto";`)
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if err != nil {
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panic(err)
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}
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_, err = dbConn.Exec(ctx, `
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CREATE TABLE IF NOT EXISTS users (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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name TEXT UNIQUE NOT NULL,
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pass_hash TEXT NOT NULL,
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pronouns TEXT DEFAULT NULL,
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description TEXT DEFAULT NULL,
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avatar TEXT DEFAULT NULL,
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profile_bg TEXT DEFAULT NULL,
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rgba BIGINT NOT NULL DEFAULT 0 CHECK (rgba BETWEEN 0 AND 4294967295),
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created_at TIMESTAMP NOT NULL DEFAULT NOW()
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)
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`)
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if err != nil {
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panic(err)
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}
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_, err = dbConn.Exec(ctx, `
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CREATE TABLE IF NOT EXISTS user_connections (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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requestor_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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recipient_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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state SMALLINT NOT NULL DEFAULT 0,
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created_at TIMESTAMP NOT NULL DEFAULT NOW()
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)
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`)
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if err != nil {
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panic(err)
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}
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_, err = dbConn.Exec(ctx, `
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CREATE TABLE IF NOT EXISTS direct_messages (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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sender_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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receiver_id UUID NOT NULL REFERENCES user_connections(id) ON DELETE CASCADE,
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created_at TIMESTAMP NOT NULL DEFAULT NOW(),
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content TEXT NOT NULL,
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attached_file TEXT NOT NULL DEFAULT ''
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)
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`)
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if err != nil {
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panic(err)
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}
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_, err = dbConn.Exec(ctx, `
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CREATE TABLE IF NOT EXISTS hubs (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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name TEXT NOT NULL,
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icon_url TEXT,
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background_url TEXT,
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creator UUID NOT NULL REFERENCES users(id),
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join_role, // TODO set role uuid
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rgba BIGINT NOT NULL DEFAULT 0 CHECK (rgba BETWEEN 0 AND 4294967295),
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user_color_allowed BOOLEAN DEAFAULT FALSE,
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created_at TIMESTAMP NOT NULL DEFAULT NOW(),
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)
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`)
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if err != nil {
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panic(err)
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}
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_, err = dbConn.Exec(ctx, `
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CREATE TABLE IF NOT EXISTS hub_roles (
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id TINYINT PRIMARY KEY,
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parent_id UUID NOT NULL REFERACES hubs(id) ON DELETE CASCADE
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name TEXT NOT NULL,
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permissions INT NOT NULL DEFAULT 0,
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rgba BIGINT NOT NULL DEFAULT 0 CHECK (rgba BETWEEN 0 AND 4294967295),
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created_at TIMESTAMP NOT NULL DEFAULT NOW(),
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)
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`)
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if err != nil {
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panic(err)
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}
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_, err = dbConn.Exec(ctx, `
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CREATE TABLE IF NOT EXISTS hub_channel (
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id TINYINT PRIMARY KEY,
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name TEXT NOT NULL,
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permissions INT NOT NULL DEFAULT 0,
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rgba BIGINT NOT NULL DEFAULT 0 CHECK (rgba BETWEEN 0 AND 4294967295),
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created_at TIMESTAMP NOT NULL DEFAULT NOW(),
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)
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`)
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if err != nil {
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panic(err)
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}
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}
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func UserSave(ctx context.Context, user *types.User) error {
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err := dbConn.QueryRow(ctx, `
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INSERT INTO users (name, pass_hash, pronouns, rgba, created_at)
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VALUES ($1, $2, $3, $4, $5)
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RETURNING id
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`, user.Name, user.PasswordHash, user.Pronouns, convertions.RgbaToUint32(user.Color), user.CreatedAt).
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Scan(&user.Id)
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return err
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}
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func UserDelete(ctx context.Context, id uuid.UUID) error {
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_, err := dbConn.Exec(ctx, `
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DELETE FROM users WHERE id = $1
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`, id)
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return err
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}
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func UserGetStandardInfoByName(ctx context.Context, user *types.User) error {
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var rgba int64
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err := dbConn.QueryRow(ctx, `
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SELECT id, name, pass_hash, COALESCE(pronouns, ''), rgba, created_at, COALESCE(avatar, ''), COALESCE(profile_bg, '') FROM users WHERE name = $1
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`, user.Name).Scan(&user.Id, &user.Name, &user.PasswordHash, &user.Pronouns, &rgba, &user.CreatedAt, &user.AvatarKey, &user.ProfileBgKey)
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if err == nil {
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user.Color = convertions.Uint32ToRgba(uint32(rgba))
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}
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return err
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}
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func UserGetById(ctx context.Context, user *types.User) error {
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var rgba int64
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err := dbConn.QueryRow(ctx, `
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SELECT name, pass_hash, COALESCE(pronouns, ''), rgba, created_at, COALESCE(avatar, ''), COALESCE(profile_bg, '') FROM users WHERE id = $1
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`, user.Id).Scan(&user.Name, &user.PasswordHash, &user.Pronouns, &rgba, &user.CreatedAt, &user.AvatarKey, &user.ProfileBgKey)
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if err == nil {
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user.Color = convertions.Uint32ToRgba(uint32(rgba))
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}
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return err
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}
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func UserUpdateProfile(ctx context.Context, user *types.User, updateList *types.UserProfileUpdateList) error {
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setClauses := make([]string, 0, 3)
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args := make([]any, 0, 4)
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argIdx := 1
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if updateList.Pronouns {
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setClauses = append(setClauses, fmt.Sprintf("pronouns = $%d", argIdx))
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args = append(args, user.Pronouns)
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argIdx++
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}
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if updateList.Description {
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setClauses = append(setClauses, fmt.Sprintf("description = $%d", argIdx))
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args = append(args, user.Description)
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argIdx++
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}
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if updateList.Color {
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setClauses = append(setClauses, fmt.Sprintf("rgba = $%d", argIdx))
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args = append(args, convertions.RgbaToUint32(user.Color))
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argIdx++
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}
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if updateList.Avatar {
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setClauses = append(setClauses, fmt.Sprintf("avatar = $%d", argIdx))
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args = append(args, user.AvatarKey)
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argIdx++
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}
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if updateList.ProfileBg {
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setClauses = append(setClauses, fmt.Sprintf("profile_bg = $%d", argIdx))
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args = append(args, user.ProfileBgKey)
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argIdx++
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}
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if len(setClauses) == 0 {
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return nil
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}
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query := "UPDATE users SET " + strings.Join(setClauses, ", ") + fmt.Sprintf(" WHERE id = $%d", argIdx)
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args = append(args, user.Id)
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_, err := dbConn.Exec(ctx, query, args...)
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return err
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}
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func GetWholeUser(ctx context.Context, user *types.User) error {
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if err := UserGetById(ctx, user); err != nil {
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return err
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}
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if err := ConnectionsGetBelongingToUser(ctx, user); err != nil {
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return err
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}
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cache.SaveUser(user)
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return nil
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}
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func ConnectionSave(ctx context.Context, conn *types.Connection) error {
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return dbConn.QueryRow(ctx, `
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INSERT INTO user_connections (requestor_id, recipient_id, state, created_at) VALUES ($1, $2, $3, $4)
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RETURNING id
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`, conn.RequestorId, conn.RecipientId, conn.State, conn.CreatedAt).Scan(&conn.Id)
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}
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func ConnectionDelete(ctx context.Context, conn *types.Connection) error {
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_, err := dbConn.Exec(ctx, `
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DELETE FROM user_connections WHERE id = $1
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`, conn.Id)
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return err
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}
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func ConnectionGetById(ctx context.Context, id uuid.UUID) (*types.Connection, error) {
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conn := types.NewConn()
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err := dbConn.QueryRow(ctx, `
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SELECT id, requestor_id, recipient_id, state, created_at
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FROM user_connections
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WHERE id = $1
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`, id).Scan(&conn.Id, &conn.RequestorId, &conn.RecipientId, &conn.State, &conn.CreatedAt)
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if err != nil {
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return nil, err
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}
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return conn, nil
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}
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func ConnectionsGetBelongingToUser(ctx context.Context, user *types.User) error {
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rows, err := dbConn.Query(ctx, `
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SELECT id, requestor_id, recipient_id, state, created_at
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FROM user_connections
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WHERE requestor_id = $1 OR recipient_id = $1
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`, user.Id)
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if err != nil {
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return err
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}
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defer rows.Close()
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if user.Connections == nil {
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user.Connections = make(map[uuid.UUID]*types.Connection)
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}
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for rows.Next() {
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conn := types.NewConn()
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if err = rows.Scan(&conn.Id, &conn.RequestorId, &conn.RecipientId, &conn.State, &conn.CreatedAt); err != nil {
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return fmt.Errorf("scanning connection row: %w", err)
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}
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user.Connections[conn.Id] = conn
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}
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return rows.Err()
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}
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func ConnectionUpdateState(ctx context.Context, conn *types.Connection) error {
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_, err := dbConn.Exec(ctx, `
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UPDATE user_connections SET state = $1 WHERE id = $2
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`, conn.State, conn.Id)
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return err
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}
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func ConnectionMessageSave(ctx context.Context, message *types.Message) error {
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if message.Id != (uuid.UUID{}) {
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_, err := dbConn.Exec(ctx, `
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INSERT INTO direct_messages (id, sender_id, receiver_id, created_at, content, attached_file) VALUES ($1, $2, $3, $4, $5, $6)
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`, message.Id, message.Sender, message.Receiver, message.CreatedAt, message.Content, message.AttachedFile)
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return err
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}
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return dbConn.QueryRow(ctx, `
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INSERT INTO direct_messages (sender_id, receiver_id, created_at, content, attached_file) VALUES ($1, $2, $3, $4, $5)
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RETURNING id
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`, message.Sender, message.Receiver, message.CreatedAt, message.Content, message.AttachedFile).Scan(&message.Id)
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}
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func ConnectionGetMessagesBefore(ctx context.Context, before time.Time, connection uuid.UUID, cap uint32) ([]*types.Message, error) {
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rows, err := dbConn.Query(ctx, `
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SELECT id, sender_id, receiver_id, created_at, content, attached_file
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FROM (
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SELECT id, sender_id, receiver_id, created_at, content, attached_file
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FROM direct_messages
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WHERE receiver_id = $1
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AND created_at < $2
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ORDER BY created_at DESC
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LIMIT $3
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) sub
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ORDER BY created_at ASC
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`, connection, before, cap)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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messages := make([]*types.Message, 0, cap)
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for rows.Next() {
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msg := &types.Message{}
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if err = rows.Scan(&msg.Id, &msg.Sender, &msg.Receiver, &msg.CreatedAt, &msg.Content, &msg.AttachedFile); err != nil {
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return nil, err
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}
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messages = append(messages, msg)
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}
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return messages, rows.Err()
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}
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