SolidScribe/server/models/Tag.js
Max G abb4e20ec3 I swear, I'm going to start doing regular commits
+ Added a ton of shit
+ About to add socket.io oh god.
2020-01-03 01:26:55 +00:00

191 lines
4.6 KiB
JavaScript

let db = require('@config/database')
let Tag = module.exports = {}
Tag.userTags = (userId) => {
return new Promise((resolve, reject) => {
db.promise()
.query(`
SELECT tag.id, text, COUNT(note_tag.note_id) as usages FROM tag
JOIN note_tag ON tag.id = note_tag.tag_id
WHERE note_tag.user_id = ?
GROUP BY tag.id
ORDER BY usages DESC
`, [userId])
.then( (rows, fields) => {
resolve(rows[0])
})
})
}
Tag.removeTagFromNote = (userId, tagId) => {
return new Promise((resolve, reject) => {
db.promise()
.query(`DELETE FROM note_tag WHERE id = ? AND user_id = ? LIMIT 1;`, [tagId, userId])
.then((rows, fields) => {
resolve(rows[0]) //Return new ID
})
.catch(console.log)
})
}
Tag.addToNote = (userId, noteId, tagText) => {
return new Promise((resolve, reject) => {
//Lookup tag
Tag.lookup(tagText)
.then( lookup => {
//Tag does not exist, insert new tag, then associate it with a note
if(lookup.length == 0){
//Insert new tag
Tag.add(tagText)
.then( newTagId => {
Tag.associateWithNote(userId, noteId, newTagId)
.then( result => {
resolve(result)
})
})
}
//Tag already exists, associate it with a note
if(lookup.length > 0){
Tag.associateWithNote(userId, noteId, lookup[0].id)
.then( result => {
resolve(result)
})
}
})
})
}
Tag.associateWithNote = (userId, noteId, tagId) => {
return new Promise((resolve, reject) => {
//Check if tag already exists on note before adding note
db.promise()
.query(`SELECT * FROM note_tag WHERE note_id = ? AND tag_id = ? AND user_id = ?;`, [noteId, tagId, userId])
.then((rows, fields) => {
//If matching tag does not exist on note
if(rows[0].length == 0){
//Add tag to note
db.promise()
.query(`INSERT INTO note_tag (note_id, tag_id, user_id) VALUES (?,?,?);`, [noteId, tagId, userId])
.then((rows, fields) => {
resolve(rows[0])
})
.catch(console.log)
} else {
reject('Error: Tag already exists on note.')
}
})
.catch(console.log)
})
}
Tag.add = (tagText) => {
return new Promise((resolve, reject) => {
db.promise()
.query(`INSERT INTO tag (text, hash) VALUES (?,?);`, [tagText,0])
.then((rows, fields) => {
resolve(rows[0].insertId) //Return new ID
})
.catch(console.log)
})
}
Tag.get = (userId, noteId) => {
return new Promise((resolve, reject) => {
//Update last opened date of note
const now = Math.round((+new Date)/1000)
db.promise()
.query('UPDATE note SET opened = ? WHERE id = ? AND user_id = ? LIMIT 1', [now, noteId, userId])
.then((rows, fields) => {})
db.promise()
.query(`SELECT note_tag.id, tag.text FROM note_tag
JOIN tag ON (tag.id = note_tag.tag_id)
WHERE user_id = ? AND note_id = ?;`, [userId, noteId])
.then((rows, fields) => {
resolve(rows[0]) //Return all tags found by query
})
.catch(console.log)
})
}
Tag.string = (userId, noteId) => {
return new Promise((resolve, reject) => {
Tag.get(userId, noteId).then(tagArray => {
let tagString = ''
tagArray.forEach( (tag, i) => {
if(i > 0){ tagString += ',' }
tagString += tag.text
})
//Output comma delimited list of tag strings
resolve(tagString)
})
})
}
Tag.lookup = (tagText) => {
return new Promise((resolve, reject) => {
db.promise()
.query(`SELECT * FROM tag WHERE text = ?;`, [tagText])
.then((rows, fields) => {
resolve(rows[0]) //Return all tags found by query
})
.catch(console.log)
})
}
//Suggest note tags - don't suggest tags already on note
Tag.suggest = (userId, noteId, tagText) => {
tagText += '%'
return new Promise((resolve, reject) => {
db.promise()
.query(`SELECT text FROM note_tag
JOIN tag ON note_tag.tag_id = tag.id
WHERE note_tag.user_id = ?
AND tag.text LIKE ?
AND note_tag.tag_id NOT IN (
SELECT note_tag.tag_id FROM note_tag WHERE note_tag.note_id = ?
)
GROUP BY text
LIMIT 6`, [userId, tagText, noteId])
.then((rows, fields) => {
resolve(rows[0]) //Return new ID
})
.catch(console.log)
})
}
//Latest Tags - don't suggest tags already on note
Tag.latest = (userId, noteId) => {
return new Promise((resolve, reject) => {
db.promise()
.query(`SELECT tag.text FROM note_tag
JOIN tag ON note_tag.tag_id = tag.id
JOIN note ON note_tag.note_id = note.id
WHERE note_tag.user_id = ?
AND note_tag.tag_id NOT IN (
SELECT note_tag.tag_id FROM note_tag WHERE note_tag.note_id = ?
)
GROUP BY tag.text, note.updated
ORDER BY note.updated DESC
LIMIT 8;`, [userId, noteId])
.then((rows, fields) => {
resolve(rows[0]) //Return found tags
})
.catch(console.log)
})
}