// Code generated by sqlc. DO NOT EDIT.
// versions:
//   sqlc v1.30.0
// source: learning_tree.sql

package dbgen

import (
	"context"

	"github.com/jackc/pgx/v5/pgtype"
)

const GetFullLearningTree = `-- name: GetFullLearningTree :many
SELECT
    c.id AS course_id,
    c.title AS course_title,
    p.id AS program_id,
    p.title AS program_title,
    l.id AS level_id,
    l.title AS level_title,
    m.id AS module_id,
    m.title AS module_title
FROM courses c
JOIN programs p ON p.course_id = c.id
JOIN levels l ON l.program_id = p.id
LEFT JOIN modules m ON m.level_id = l.id
WHERE c.is_active = true
ORDER BY p.display_order, l.level_index, m.display_order
`

type GetFullLearningTreeRow struct {
	CourseID     int64       `json:"course_id"`
	CourseTitle  string      `json:"course_title"`
	ProgramID    int64       `json:"program_id"`
	ProgramTitle string      `json:"program_title"`
	LevelID      int64       `json:"level_id"`
	LevelTitle   string      `json:"level_title"`
	ModuleID     pgtype.Int8 `json:"module_id"`
	ModuleTitle  pgtype.Text `json:"module_title"`
}

func (q *Queries) GetFullLearningTree(ctx context.Context) ([]GetFullLearningTreeRow, error) {
	rows, err := q.db.Query(ctx, GetFullLearningTree)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []GetFullLearningTreeRow
	for rows.Next() {
		var i GetFullLearningTreeRow
		if err := rows.Scan(
			&i.CourseID,
			&i.CourseTitle,
			&i.ProgramID,
			&i.ProgramTitle,
			&i.LevelID,
			&i.LevelTitle,
			&i.ModuleID,
			&i.ModuleTitle,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}