const chai = require('chai')
const expect = chai.expect
const { parseOpfMetadataXML } = require('../../../../server/utils/parsers/parseOpfMetadata')

describe('parseOpfMetadata - test series', async () => {
    it('test one series', async () => {
        const opf = `
            <?xml version='1.0' encoding='UTF-8'?>
            <package xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf" xml:lang="en" version="3.0" unique-identifier="bookid">
              <metadata>
                  <meta name="calibre:series" content="Serie"/>
                  <meta name="calibre:series_index" content="1"/>
              </metadata>
            </package>
        `
        const parsedOpf = await parseOpfMetadataXML(opf)
        expect(parsedOpf.series).to.deep.equal([{ "name": "Serie", "sequence": "1" }])
    })

    it('test more then 1 series - in correct order', async () => {
        const opf = `
            <?xml version='1.0' encoding='UTF-8'?>
            <package xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf" xml:lang="en" version="3.0" unique-identifier="bookid">
              <metadata>
                  <meta name="calibre:series" content="Serie 1"/>
                  <meta name="calibre:series_index" content="1"/>
                  <meta name="calibre:series" content="Serie 2"/>
                  <meta name="calibre:series_index" content="2"/>
                  <meta name="calibre:series" content="Serie 3"/>
                  <meta name="calibre:series_index" content="3"/>
              </metadata>
            </package>
        `
        const parsedOpf = await parseOpfMetadataXML(opf)
        expect(parsedOpf.series).to.deep.equal([
            { "name": "Serie 1", "sequence": "1" },
            { "name": "Serie 2", "sequence": "2" },
            { "name": "Serie 3", "sequence": "3" },
        ])
    })

    it('test messed order of series content and index', async () => {
        const opf = `
            <?xml version='1.0' encoding='UTF-8'?>
            <package xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf" xml:lang="en" version="3.0" unique-identifier="bookid">
              <metadata>
                  <meta name="calibre:series" content="Serie 1"/>
                  <meta name="calibre:series_index" content="1"/>
                  <meta name="calibre:series_index" content="2"/>
                  <meta name="calibre:series_index" content="3"/>
                  <meta name="calibre:series" content="Serie 3"/>
              </metadata>
            </package>
        `
        const parsedOpf = await parseOpfMetadataXML(opf)
        expect(parsedOpf.series).to.deep.equal([
            { "name": "Serie 1", "sequence": "1" },
            { "name": "Serie 3", "sequence": null },
        ])
    })

    it('test different values of series content and index', async () => {
        const opf = `
            <?xml version='1.0' encoding='UTF-8'?>
            <package xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf" xml:lang="en" version="3.0" unique-identifier="bookid">
              <metadata>
                  <meta name="calibre:series" content="Serie 1"/>
                  <meta name="calibre:series_index"/>
                  <meta name="calibre:series" content="Serie 2"/>
                  <meta name="calibre:series_index" content="abc"/>
                  <meta name="calibre:series" content="Serie 3"/>
                  <meta name="calibre:series_index" content=""/>
              </metadata>
            </package>
        `
        const parsedOpf = await parseOpfMetadataXML(opf)
        expect(parsedOpf.series).to.deep.equal([
            { "name": "Serie 1", "sequence": null },
            { "name": "Serie 2", "sequence": "abc" },
            { "name": "Serie 3", "sequence": null },
        ])
    })

    it('test empty series content', async () => {
        const opf = `
            <?xml version='1.0' encoding='UTF-8'?>
            <package xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf" xml:lang="en" version="3.0" unique-identifier="bookid">
              <metadata>
                  <meta name="calibre:series" content=""/>
                  <meta name="calibre:series_index" content=""/>
              </metadata>
            </package>
        `
        const parsedOpf = await parseOpfMetadataXML(opf)
        expect(parsedOpf.series).to.deep.equal([])
    })

    it('test series and index using an xml namespace', async () => {
        const opf = `
            <?xml version='1.0' encoding='UTF-8'?>
            <ns0:package xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf" xml:lang="en" version="3.0" unique-identifier="bookid">
              <ns0:metadata>
                  <ns0:meta name="calibre:series" content="Serie 1"/>
                  <ns0:meta name="calibre:series_index" content=""/>
              </ns0:metadata>
            </ns0:package>
        `
        const parsedOpf = await parseOpfMetadataXML(opf)
        expect(parsedOpf.series).to.deep.equal([
            { "name": "Serie 1", "sequence": null }
        ])
    })

    it('test series and series index not directly underneath', async () => {
        const opf = `
            <?xml version='1.0' encoding='UTF-8'?>
            <package xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf" xml:lang="en" version="3.0" unique-identifier="bookid">
              <metadata>
                  <meta name="calibre:series" content="Serie 1"/>
                  <meta name="calibre:title_sort" content="Test Title"/>
                  <meta name="calibre:series_index" content="1"/>
              </metadata>
            </package>
        `
        const parsedOpf = await parseOpfMetadataXML(opf)
        expect(parsedOpf.series).to.deep.equal([
            { "name": "Serie 1", "sequence": "1" }
        ])
    })
})