43 lines
1.1 KiB
JavaScript
43 lines
1.1 KiB
JavaScript
|
|
||
|
|
// up until now, tags have been attached directly to each vod object.
|
||
|
|
// now, tags are not attached to vods.
|
||
|
|
// instead, tag-vod-relations are used to associate a tag with a vod
|
||
|
|
|
||
|
|
// what we need to do in this migration is
|
||
|
|
// * create a new tag-vod-relation for each tag in each vod
|
||
|
|
// * delete tags field in vods
|
||
|
|
|
||
|
|
module.exports = {
|
||
|
|
async up(knex) {
|
||
|
|
|
||
|
|
console.log('2023.05.14 - migrate tags to tag_vod_relations')
|
||
|
|
|
||
|
|
// get all tags_vods_links
|
||
|
|
// for each, create a tag-vod-relation
|
||
|
|
const tagsVodsLinks = await knex.select('*').from('tags_vods_links')
|
||
|
|
|
||
|
|
for (const tvl of tagsVodsLinks) {
|
||
|
|
// Create a tag-vod-relation entry for each tag
|
||
|
|
const tvr = await knex('tag_vod_relations')
|
||
|
|
.insert({
|
||
|
|
created_at: new Date(),
|
||
|
|
updated_at: new Date(),
|
||
|
|
creator_id: 1
|
||
|
|
})
|
||
|
|
.returning(
|
||
|
|
['id']
|
||
|
|
)
|
||
|
|
|
||
|
|
await knex('tag_vod_relations_tag_links').insert({
|
||
|
|
tag_vod_relation_id: tvr[0].id,
|
||
|
|
tag_id: tvl.tag_id
|
||
|
|
})
|
||
|
|
|
||
|
|
await knex('tag_vod_relations_vod_links').insert({
|
||
|
|
tag_vod_relation_id: tvr[0].id,
|
||
|
|
vod_id: tvl.vod_id
|
||
|
|
})
|
||
|
|
}
|
||
|
|
|
||
|
|
},
|
||
|
|
};
|