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attributes can be inherited through special relation "inheritAttributes"

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azivner
2018-08-13 17:05:16 +02:00
parent b0ed790edf
commit ddbd4f73c8
4 changed files with 31 additions and 36 deletions
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33
src/entities/note.js
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@@ -72,17 +72,28 @@ class Note extends Entity {
async getAttributes() {
const attributes = await repository.getEntities(`
WITH RECURSIVE tree(noteId, level) AS (
SELECT ?, 0
UNION
SELECT branches.parentNoteId, tree.level + 1 FROM branches
JOIN tree ON branches.noteId = tree.noteId
JOIN notes ON notes.noteId = branches.parentNoteId
WHERE notes.isDeleted = 0 AND branches.isDeleted = 0
)
SELECT attributes.* FROM attributes JOIN tree ON attributes.noteId = tree.noteId
WHERE attributes.isDeleted = 0 AND (attributes.isInheritable = 1 OR attributes.noteId = ?)
ORDER BY level, noteId, position`, [this.noteId, this.noteId]);
WITH RECURSIVE
tree(noteId, level) AS (
SELECT ?, 0
UNION
SELECT branches.parentNoteId, tree.level + 1 FROM branches
JOIN tree ON branches.noteId = tree.noteId
JOIN notes ON notes.noteId = branches.parentNoteId
WHERE notes.isDeleted = 0
AND branches.isDeleted = 0
),
treeWithAttrs(noteId, level) AS (
SELECT * FROM tree
UNION
SELECT attributes.value, treeWithAttrs.level + 1 FROM attributes
JOIN treeWithAttrs ON treeWithAttrs.noteId = attributes.noteId
WHERE attributes.isDeleted = 0
AND attributes.type = 'relation'
AND attributes.name = 'inheritAttributes'
)
SELECT attributes.* FROM attributes JOIN treeWithAttrs ON attributes.noteId = treeWithAttrs.noteId
WHERE attributes.isDeleted = 0 AND (attributes.isInheritable = 1 OR attributes.noteId = ?)
ORDER BY level, noteId, position`, [this.noteId, this.noteId]);
// attributes are ordered so that "closest" attributes are first
// we order by noteId so that attributes from same note stay together. Actual noteId ordering doesn't matter.