58 lines
2.3 KiB
SQL
58 lines
2.3 KiB
SQL
-- name: GetFullLearningTree :many
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SELECT
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c.id AS course_id,
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c.title AS course_title,
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sc.id AS sub_course_id,
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sc.title AS sub_course_title,
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sc.level AS sub_course_level
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FROM courses c
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LEFT JOIN sub_courses sc ON sc.course_id = c.id AND sc.is_active = true
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WHERE c.is_active = true
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ORDER BY c.id, sc.display_order, sc.id;
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-- name: GetCourseLearningPath :many
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SELECT
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c.id AS course_id,
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c.title AS course_title,
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c.description AS course_description,
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c.thumbnail AS course_thumbnail,
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c.intro_video_url AS course_intro_video_url,
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cc.id AS category_id,
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cc.name AS category_name,
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sc.id AS sub_course_id,
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sc.title AS sub_course_title,
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sc.description AS sub_course_description,
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sc.thumbnail AS sub_course_thumbnail,
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sc.display_order AS sub_course_display_order,
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sc.level AS sub_course_level,
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(SELECT COUNT(*) FROM sub_course_prerequisites WHERE sub_course_id = sc.id) AS prerequisite_count,
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(SELECT COUNT(*) FROM sub_course_videos WHERE sub_course_id = sc.id AND status = 'PUBLISHED') AS video_count,
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(SELECT COUNT(*) FROM question_sets WHERE set_type = 'PRACTICE' AND owner_type = 'SUB_COURSE' AND owner_id = sc.id AND status = 'PUBLISHED') AS practice_count
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FROM courses c
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JOIN course_categories cc ON cc.id = c.category_id
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LEFT JOIN sub_courses sc ON sc.course_id = c.id AND sc.is_active = true
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WHERE c.id = $1
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ORDER BY sc.display_order, sc.id;
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-- name: GetSubCourseVideosForLearningPath :many
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SELECT id, title, description, video_url, duration, resolution, display_order,
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vimeo_id, vimeo_embed_url, video_host_provider
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FROM sub_course_videos
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WHERE sub_course_id = $1 AND status = 'PUBLISHED'
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ORDER BY display_order, id;
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-- name: GetSubCoursePracticesForLearningPath :many
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SELECT id, title, description, persona, status,
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(SELECT COUNT(*) FROM question_set_items WHERE set_id = qs.id) AS question_count
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FROM question_sets qs
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WHERE qs.owner_type = 'SUB_COURSE' AND qs.owner_id = $1
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AND qs.set_type = 'PRACTICE' AND qs.status = 'PUBLISHED'
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ORDER BY qs.display_order ASC, qs.created_at;
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-- name: GetSubCoursePrerequisitesForLearningPath :many
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SELECT p.prerequisite_sub_course_id, sc.title, sc.level
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FROM sub_course_prerequisites p
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JOIN sub_courses sc ON sc.id = p.prerequisite_sub_course_id
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WHERE p.sub_course_id = $1
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ORDER BY sc.display_order;
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