console.log('GLMV JS loaded!')

let modelLoad = document.createElement('script')
modelLoad.setAttribute('type','module')
modelLoad.setAttribute('src','https://ajax.googleapis.com/ajax/libs/model-viewer/3.5.0/model-viewer.min.js')
let headElem = document.getElementsByTagName('head')[0]
headElem.appendChild(modelLoad)
let urlProm, dataProm

let glbElems = document.querySelectorAll('.mw-body-content [href$=".glb"][title$=".glb"')
if (glbElems.length > 0) {
    [...glbElems].forEach(ge => {
        console.log(ge)
        const modelRef = ge.href
        const modelTitle = ge.title
        if (modelRef.indexOf('File:') >= 0) {
            console.log(`Getting true url of ${modelTitle}`)
            urlProm = getModelUrl(modelTitle)
            dataProm = getModelMeta(modelTitle)
        } else {
            urlProm = new Promise(resolve => {
                resolve(modelRef)
            })
            dataProm = getModelMeta('File:' + modelTitle)
        }
        Promise.all([urlProm, dataProm]).then((modelInfo) => {
            console.log(modelInfo[0])
            const newModel = document.createElement('model-viewer')
            newModel.src = modelInfo[0]
            newModel.toggleAttribute('camera-controls')
            newModel.toggleAttribute('ar')
            newModel.style.width='800px'
            newModel.style.height='600px'
            ge.parentElement.replaceChild(newModel, ge)            
            console.log(`Replacing ${ge}...`)
            console.log(modelInfo[1])
        })
    })
}

async function getModelUrl(modelTitle) {
    const urlApi = new mw.Api;
    let urlApiResp = await urlApi.get({
        "action": "query",
    	"format": "json",
	    "prop": "imageinfo",
	    "titles": modelTitle,
	    "iiprop": "url"
    });
    return urlApiResp.query.pages[Object.keys(urlApiResp.query.pages)[0]].imageinfo[0].url
}

async function getModelMeta(modelTitle) {
    const metaApi = new mw.Api;
    let metaApiResp = await metaApi.get({
        "action": "parse",
        "page": modelTitle
    });
    return JSON.parse($(metaApiResp.parse.text['*']).find('pre').text())
}