var mongoose = require('mongoose');
var uniqueValidator = require('mongoose-unique-validator');
var slug = require('slug');

var JumpSchema = new mongoose.Schema({
    slug: { type: String, lowercase: true, unique: true },
    date: { type: Date, default: Date.now },
    numero: { type: Number, unique: true },
    lieu: String,
    oaci: String,
    aeronef: String,
    imat: String,
    hauteur: Number,
    deploiement: Number,
    voile: String,
    taille: Number,
    categorie: String,
    module: String,
    participants: Number,
    sautants: [String],
    programme: String,
    accessoires: String,
    zone: String,
    dossier: String,
    video: String,
    files: [{ type: mongoose.Schema.Types.ObjectId, ref: 'JumpFile' }],
    x2data: { type: mongoose.Schema.Types.ObjectId, ref: 'X2DataLog' },
    author: { type: mongoose.Schema.Types.ObjectId, ref: 'User' }
}, {timestamps: true, toJSON: {virtuals: true}});

JumpSchema.plugin(uniqueValidator, { message: 'is already taken' });

JumpSchema.pre('validate', function (next) {
    if (!this.slug) {
        this.slugify();
    }
    next();
});

JumpSchema.methods.slugify = function () {
    this.slug = slug(`${this.numero} ${this.lieu}`) + '-' + (Math.random() * Math.pow(36, 6) | 0).toString(36);
};

JumpSchema.methods.addFile = function (id) {
    if (this.files.indexOf(id) === -1) {
        this.files.push(id);
    }
    return this.save();
};

JumpSchema.methods.removeFile = function (id) {
    this.files.remove(id);
    return this.save();
};

JumpSchema.methods.toJSONFor = function(user) {
    return {
        slug: this.slug,
        date: this.date,
        numero: this.numero,
        lieu: this.lieu,
        oaci: this.oaci,
        aeronef: this.aeronef,
        imat: this.imat,
        hauteur: this.hauteur,
        deploiement: this.deploiement,
        voile: this.voile,
        taille: this.taille,
        categorie: this.categorie,
        module: this.module,
        participants: this.participants,
        sautants: this.sautants,
        programme: this.programme,
        accessoires: this.accessoires,
        zone: this.zone,
        dossier: this.dossier,
        video: this.video,
        files: this.files.map(file => file ? file.toJSONForJump() : null),
        x2data: this.x2data ? this.x2data.toJSONFor() : null,
        createdAt: this.createdAt,
        updatedAt: this.updatedAt,
        author: this.author.toProfileJSONFor(user)
    };
};

mongoose.model('Jump', JumpSchema);