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const _ = require('lodash')
const fs = require('fs')
// const gqlTools = require('graphql-tools')
const path = require('path')
const autoload = require('auto-load')
const PubSub = require('graphql-subscriptions').PubSub
const util = require('util')
const winston = require('winston')
/* global WIKI */
WIKI.logger.info(`Loading GraphQL Schema...`)
// Init Subscription PubSub
WIKI.GQLEmitter = new PubSub()
// Schemas
let typeDefs = []
let schemas = fs.readdirSync(path.join(WIKI.SERVERPATH, 'graph/schemas'))
schemas.forEach(schema => {
typeDefs.push(fs.readFileSync(path.join(WIKI.SERVERPATH, `graph/schemas/${schema}`), 'utf8'))
})
// Resolvers
let resolvers = {}
const resolversObj = _.values(autoload(path.join(WIKI.SERVERPATH, 'graph/resolvers')))
resolversObj.forEach(resolver => {
_.merge(resolvers, resolver)
})
// Directives
let schemaDirectives = autoload(path.join(WIKI.SERVERPATH, 'graph/directives'))
// Live Trail Logger (admin)
let LiveTrailLogger = winston.transports.LiveTrailLogger = function (options) {
this.name = 'livetrailLogger'
this.level = 'debug'
}
util.inherits(LiveTrailLogger, winston.Transport)
LiveTrailLogger.prototype.log = function (level, msg, meta, callback) {
WIKI.GQLEmitter.publish('livetrail', {
loggingLiveTrail: {
timestamp: new Date(),
level,
output: msg
}
})
callback(null, true)
}
WIKI.logger.add(new LiveTrailLogger({}))
WIKI.logger.info(`GraphQL Schema: [ OK ]`)
module.exports = {
typeDefs,
resolvers,
schemaDirectives
}