Files
phylum/server/sql/queries/fs.sql
2025-03-24 01:13:58 +05:30

122 lines
3.6 KiB
SQL

-- name: CreateResource :one
INSERT INTO resources(
id, parent, name, dir, content_length, content_type, content_sha256
) VALUES (
@id::uuid, sqlc.narg('parent')::uuid, @name::text, @dir::boolean, @content_length::bigint, @content_type::text, @content_sha256::text
) RETURNING *;
-- name: CreateResources :copyfrom
INSERT INTO resources(
id, parent, name, dir, content_length, content_type, content_sha256
) VALUES (
@id::uuid, @parent::uuid, @name::text, @dir::boolean, @content_length::bigint, @content_type::text, @content_sha256::text
);
-- name: ResourceByPath :one
WITH RECURSIVE nodes(id, parent, search, depth) AS (
SELECT r.id, r.parent, array_remove(string_to_array(@path::text, '/', NULL), ''), 0
FROM resources r
WHERE r.id = sqlc.narg('root')::UUID OR (r.parent IS NULL AND sqlc.narg('root')::UUID IS NULL)
UNION ALL
SELECT r.id, r.parent, n.search, n.depth + 1
FROM resources r
JOIN nodes n
ON r.parent = n.id
WHERE deleted IS NULL
AND r.name = n.search[n.depth + 1]
)
SELECT r.*
FROM nodes n
JOIN resources r
ON r.id = n.id
WHERE cardinality(n.search) = n.depth;
-- name: GetAncestors :many
WITH RECURSIVE nodes(id, name, parent, permissions, self) AS (
SELECT r.id, r.name, r.parent, r.permissions, TRUE
FROM resources r
WHERE r.id = @resource_id::UUID
UNION ALL
SELECT r.id, r.name, r.parent, r.permissions, FALSE
FROM resources r
JOIN nodes n ON r.id = n.parent
)
SELECT id, name, parent, permissions FROM nodes WHERE self = FALSE;
-- name: UpdateResourceContents :exec
UPDATE resources
SET
content_length = $1,
content_type = $2,
content_sha256 = $3,
modified = NOW()
WHERE id = $4;
-- name: UpdateResourceModified :exec
UPDATE resources
SET
modified = NOW()
WHERE id = $1;
-- name: UpdateResourceParent :one
UPDATE resources
SET
parent = @parent::uuid,
modified = NOW()
WHERE id = @id::uuid
RETURNING *;
-- name: UpdateResourceName :one
UPDATE resources
SET
name = CASE WHEN (@name::text = '') THEN name ELSE @name::text END,
modified = NOW()
WHERE id = @id::uuid
RETURNING *;
-- name: UpdateResourceNameParent :one
UPDATE resources
SET
name = CASE WHEN (@name::text = '') THEN name ELSE @name::text END,
parent = @parent::uuid,
modified = NOW()
WHERE id = @id::uuid
RETURNING *;
-- name: ChildResourceByName :one
SELECT * FROM resources WHERE parent = @parent::uuid AND name = @name::text AND deleted IS NULL;
-- name: ReadDir :many
WITH RECURSIVE nodes(id, parent, deleted, depth) AS (
SELECT r.id, r.parent, r.deleted, 0
FROM resources r
WHERE r.id = @resource_id::UUID
UNION ALL
SELECT r.id, r.parent, n.deleted, n.depth + 1
FROM resources r
JOIN nodes n ON r.parent = n.id
WHERE r.deleted IS NOT DISTINCT FROM n.deleted
AND n.depth < @max_depth::INTEGER
)
SELECT r.*
FROM nodes n
JOIN resources r
ON n.id = r.id
WHERE n.depth >= @min_depth::INTEGER;
-- name: DiskUsage :one
WITH RECURSIVE nodes(id, parent, content_length, dir) AS (
SELECT r.id, r.parent, r.content_length, r.dir
FROM resources r WHERE r.id = @id::uuid
UNION ALL
SELECT r.id, r.parent, r.content_length, r.dir
FROM resources r JOIN nodes n on r.parent = n.id
WHERE deleted IS NULL
)
SELECT
SUM(content_length) AS size,
COUNT(*) AS entities,
COUNT(CASE dir WHEN true THEN 1 ELSE NULL END) AS dirs,
COUNT(CASE dir WHEN false THEN 1 ELSE NULL END) AS files
FROM nodes;