BattleSim/server/replays.coffee

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CoffeeScript
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2016-02-01 22:19:30 +00:00
{_} = require('underscore')
database = require('./database')
assets = require('../assets')
@MAX_SAVED_BATTLES = 15
class TooManyBattlesSaved extends Error
constructor: (count) ->
@name = "TooManyBattlesSaved"
@message = "You have already saved #{count} replays. The maximum is #{exports.MAX_SAVED_BATTLES}."
Error.captureStackTrace(this, TooManyBattlesSaved)
exports.TooManyBattlesSaved = TooManyBattlesSaved
@routes =
show: (req, res) ->
database.Battle
.where(battle_id: req.params.id)
.fetch()
.then (replay) ->
res.render('replays/show', bodyClass: 'no-sidebar', replay: replay)
.catch (err) ->
console.error(err.stack)
res.render('replays/show', bodyClass: 'no-sidebar', replay: null)
index: (req, res) ->
console.log(req.user)
q = new database.SavedBattles
q= q.query()
q = q.where(user_id: req.user.id) if req.user.name != "Deukhoofd"
q= q.select('battle_id')
.then (battleIds) ->
battleIds = _.pluck(battleIds, 'battle_id')
if battleIds.length > 0
database.Battle
.where('battle_id', 'in', battleIds)
.fetchAll(columns: ['battle_id', 'players', 'name', 'format', 'created_at'])
else
[]
.then (replays) ->
res.render('replays/index', bodyClass: 'no-sidebar', replays: replays)
.catch (err) ->
console.error(err.stack)
res.render('replays/index', bodyClass: 'no-sidebar', replays: [])
destroy: (req, res) ->
battleId = req.param('id')
database.SavedBattle.query()
.where(user_id: req.user.id, battle_id: battleId)
.delete()
.then ->
database.knex(database.SavedBattle::tableName)
.where(battle_id: battleId).count('*')
.then (results) ->
# If no more saves of this replay exist, delete the replay itself.
if Number(results[0].count) == 0
database.Battle.query().where(battle_id: battleId).delete()
.then ->
res.json(ok: true)
.catch (err) ->
console.error(err.message)
console.error(err.stack)
res.json(ok: false)
@create = (user, battle) ->
database.knex(database.SavedBattle::tableName)
.where(user_id: user.id).count('*')
.then (results) ->
count = Number(results[0].count)
if count >= exports.MAX_SAVED_BATTLES
throw new exports.TooManyBattlesSaved(count)
.then ->
new database.Battle({
battle_id: battle.id
format: battle.format
num_active: battle.numActive
players: battle.playerNames.join(',')
contents: JSON.stringify(battle.log)
versions: assets.asHash()
}).save().catch (err) ->
throw err unless /violates unique constraint/.test(err.message)
.then ->
new database.SavedBattle(user_id: user.id, battle_id: battle.id)
.save().catch (err) ->
throw err unless /violates unique constraint/.test(err.message)
.then ->
battle.id