feat: Update project structure and configuration files

backend/app/models/users.go

@@ -0,0 +1,77 @@
+package models
+
+import (
+	"context"
+
+	"quyun/database/schemas/public/model"
+	"quyun/database/schemas/public/table"
+
+	. "github.com/go-jet/jet/v2/postgres"
+	"github.com/samber/lo"
+	"github.com/sirupsen/logrus"
+)
+
+// @provider
+type usersModel struct {
+	log *logrus.Entry `inject:"false"`
+}
+
+func (m *usersModel) Prepare() error {
+	m.log = logrus.WithField("model", "usersModel")
+	return nil
+}
+
+// GetByID
+func (m *usersModel) GetByID(ctx context.Context, id int64) (*model.Users, error) {
+	tbl := table.Users
+
+	stmt := tbl.
+		SELECT(tbl.AllColumns).
+		WHERE(
+			tbl.ID.EQ(Int64(id)),
+		)
+	m.log.Infof("sql: %s", stmt.DebugSql())
+
+	var user model.Users
+	err := stmt.QueryContext(ctx, db, &user)
+	if err != nil {
+		m.log.Errorf("error querying user by ID: %v", err)
+		return nil, err
+	}
+
+	return &user, nil
+}
+
+func (m *usersModel) Posts(ctx context.Context, userID int64) ([]*model.Posts, error) {
+	tblUserPosts := table.UserPosts
+	stmtUserPosts := tblUserPosts.
+		SELECT(tblUserPosts.PostID).
+		WHERE(tblUserPosts.UserID.EQ(Int64(userID)))
+	m.log.Infof("sql: %s", stmtUserPosts.DebugSql())
+
+	var userPosts []model.UserPosts
+	err := stmtUserPosts.QueryContext(ctx, db, &userPosts)
+	if err != nil {
+		m.log.Errorf("error querying user posts: %v", err)
+		return nil, err
+	}
+
+	postIds := lo.Map(userPosts, func(up model.UserPosts, _ int) Expression {
+		return Int64(up.PostID)
+	})
+
+	tbl := table.Posts
+	stmt := tbl.
+		SELECT(tbl.AllColumns).
+		WHERE(tbl.ID.IN(postIds...))
+	m.log.Infof("sql: %s", stmt.DebugSql())
+
+	var posts []*model.Posts
+
+	if err := stmt.QueryContext(ctx, db, &posts); err != nil {
+		m.log.Errorf("error querying posts by user ID: %v", err)
+		return nil, err
+	}
+
+	return posts, nil
+}