const Client = require('./helpers/Client')
const ClsiApp = require('./helpers/ClsiApp')
const { expect } = require('chai')

describe('AllowedImageNames', function () {
  beforeEach(function (done) {
    this.project_id = Client.randomId()
    this.request = {
      options: {
        imageName: undefined,
      },
      resources: [
        {
          path: 'main.tex',
          content: `\
\\documentclass{article}
\\begin{document}
Hello world
\\end{document}\
`,
        },
      ],
    }
    ClsiApp.ensureRunning(done)
  })

  describe('with a valid name', function () {
    beforeEach(function (done) {
      this.request.options.imageName = process.env.TEXLIVE_IMAGE

      Client.compile(this.project_id, this.request, (error, res, body) => {
        this.error = error
        this.res = res
        this.body = body
        done(error)
      })
    })
    it('should return success', function () {
      expect(this.res.statusCode).to.equal(200)
    })

    it('should return a PDF', function () {
      let pdf
      try {
        pdf = Client.getOutputFile(this.body, 'pdf')
      } catch (e) {}
      expect(pdf).to.exist
    })
  })

  describe('with an invalid name', function () {
    beforeEach(function (done) {
      this.request.options.imageName = 'something/evil:1337'
      Client.compile(this.project_id, this.request, (error, res, body) => {
        this.error = error
        this.res = res
        this.body = body
        done(error)
      })
    })
    it('should return non success', function () {
      expect(this.res.statusCode).to.not.equal(200)
    })

    it('should not return a PDF', function () {
      let pdf
      try {
        pdf = Client.getOutputFile(this.body, 'pdf')
      } catch (e) {}
      expect(pdf).to.not.exist
    })
  })

  describe('syncToCode', function () {
    beforeEach(function (done) {
      Client.compile(this.project_id, this.request, done)
    })
    it('should error out with an invalid imageName', function (done) {
      Client.syncFromCodeWithImage(
        this.project_id,
        'main.tex',
        3,
        5,
        'something/evil:1337',
        (error, body) => {
          expect(String(error)).to.include('statusCode=400')
          expect(body).to.equal('invalid image')
          done()
        }
      )
    })

    it('should produce a mapping a valid imageName', function (done) {
      Client.syncFromCodeWithImage(
        this.project_id,
        'main.tex',
        3,
        5,
        process.env.TEXLIVE_IMAGE,
        (error, result) => {
          expect(error).to.not.exist
          expect(result).to.deep.equal({
            pdf: [
              { page: 1, h: 133.77, v: 134.76, height: 6.92, width: 343.71 },
            ],
          })
          done()
        }
      )
    })
  })

  describe('syncToPdf', function () {
    beforeEach(function (done) {
      Client.compile(this.project_id, this.request, done)
    })
    it('should error out with an invalid imageName', function (done) {
      Client.syncFromPdfWithImage(
        this.project_id,
        'main.tex',
        100,
        200,
        'something/evil:1337',
        (error, body) => {
          expect(String(error)).to.include('statusCode=400')
          expect(body).to.equal('invalid image')
          done()
        }
      )
    })

    it('should produce a mapping a valid imageName', function (done) {
      Client.syncFromPdfWithImage(
        this.project_id,
        1,
        100,
        200,
        process.env.TEXLIVE_IMAGE,
        (error, result) => {
          expect(error).to.not.exist
          expect(result).to.deep.equal({
            code: [{ file: 'main.tex', line: 3, column: -1 }],
          })
          done()
        }
      )
    })
  })

  describe('wordcount', function () {
    beforeEach(function (done) {
      Client.compile(this.project_id, this.request, done)
    })
    it('should error out with an invalid imageName', function (done) {
      Client.wordcountWithImage(
        this.project_id,
        'main.tex',
        'something/evil:1337',
        (error, body) => {
          expect(String(error)).to.include('statusCode=400')
          expect(body).to.equal('invalid image')
          done()
        }
      )
    })

    it('should produce a texcout a valid imageName', function (done) {
      Client.wordcountWithImage(
        this.project_id,
        'main.tex',
        process.env.TEXLIVE_IMAGE,
        (error, result) => {
          expect(error).to.not.exist
          expect(result).to.exist
          expect(result.texcount).to.exist
          done()
        }
      )
    })
  })
})