h5maker/api/pages/pages.controller.js

/**
 * Created by zhengguorong on 16/11/4.
 */
var jsonpatch = require('fast-json-patch')
var Pages = require('./pages.model')
var tools = require('../../util/tools')

const respondWithResult = (res, statusCode) => {
    statusCode = statusCode || 200
    return function (entity) {
        if (entity) {
            return res.status(statusCode).json(entity)
        }
        return null
    }
}

const patchUpdates = (patches) => {
    return function (entity) {
        try {
            jsonpatch.apply(entity, patches, /*validate*/ true)
        } catch (err) {
            return Promise.reject(err)
        }

        return entity.save()
    }
}

const removeEntity = (res) => {
    return function (entity) {
        if (entity) {
            return entity.remove()
                .then(() => {
                    res.status(204).end()
                })
        }
    }
}

const handleEntityNotFound = (res) => {
    return function (entity) {
        if (!entity) {
            res.status(404).end()
            return null
        }
        return entity
    }
}

const handleError = (res, statusCode) => {
    statusCode = statusCode || 500
    return function (err) {
        res.status(statusCode).send(err)
    }
}

module.exports.index = (req, res) => {
    return Pages.find().exec()
        .then(respondWithResult(res))
        .catch(handleError(res))
}

module.exports.findByLoginId = (req, res) => {
    var loginId = req.user.loginId
    var type = req.query.type;
    return Pages.find({ loginId: loginId, type: type }).exec()
        .then(respondWithResult(res))
        .catch(handleError(res))
}

// Gets a single Pages from the DB
module.exports.show = (req, res) => {
    return Pages.findById(req.params.id).exec()
        .then(handleEntityNotFound(res))
        .then(respondWithResult(res))
        .catch(handleError(res))
}

// Creates a new Pages in the DB
module.exports.create = (req, res) => {
    //添加作者信息
    req.body.loginId = req.user.loginId
    return Pages.create(req.body)
        .then(respondWithResult(res, 201))
        .catch(handleError(res))
}

// Upserts the given Pages in the DB at the specified ID
module.exports.update = (req, res) => {
    if (req.body._id) {
        delete req.body._id
    }
    if (req.body.type === 'h5') {
        tools.renderFile('template.html', req.body, (html) => {
            tools.saveFile(req.params.id + '.html', html)
        })
    } else if (req.body.type === 'spa') {
        tools.renderFile('spa.html', req.body, (html) => {
            tools.saveFile(req.params.id + '.html', html)
        })
    }

    return Pages.findOneAndUpdate({ _id: req.params.id }, req.body, { upsert: true, setDefaultsOnInsert: true, runValidators: true }).exec()
        .then(respondWithResult(res))
        .catch(handleError(res))
}


// Updates an existing Pages in the DB
module.exports.patch = (req, res) => {
    if (req.body._id) {
        delete req.body._id
    }
    return Pages.findById(req.params.id).exec()
        .then(handleEntityNotFound(res))
        .then(patchUpdates(req.body))
        .then(respondWithResult(res))
        .catch(handleError(res))
}

// Deletes a Pages from the DB
module.exports.destroy = (req, res) => {
    return Pages.findById(req.params.id).exec()
        .then(handleEntityNotFound(res))
        .then(removeEntity(res))
        .catch(handleError(res))
}