// fonction s'éxecute après le rendu de pagedJS
// cf https://pagedjs.org/documentation/10-handlers-hooks-and-custom-javascript/
class setMarginTexts extends Paged.Handler {
    constructor(chunker, polisher, caller) {
        super(chunker, polisher, caller);
    }

    afterParsed(parsed) {
        // indication du chargement
        let chargement = document.createElement('div');
        chargement.setAttribute('id', 'chargement');
        chargement.innerHTML = 'chargement';
        chargement.style.color = "orange";
        chargement.style.position = "fixed";
        chargement.style.fontWeight = "bold";
        chargement.style.zIndex = "9999";
        document.querySelector('body').prepend(chargement);
    }

    afterPreview(pages) {
        // donner class à la dernière page
        let lastElement = $('.pagedjs_page').last();
        lastElement.addClass('last-page');

        // cleaner pour que les paragraphes tombent sur la marge haute
        for (let i = 0; i < labeurs.length; i++) {
            if (labeurs[i] == labeurs[i].parentNode?.firstElementChild
                && !labeurs[i].firstElementChild?.hasAttribute("data-split-from")) {
                if (labeurs[i].firstElementChild) {
                    labeurs[i].firstElementChild.style.marginTop = "0px";
                }
            }
        }
        // pareil pour les titres temps
        for (let i = 0; i < moments.length; i++) {
            if (moments[i].previousElementSibling?.tagName === "P"
                && moments[i].previousElementSibling == moments[i].parentNode.firstElementChild) {
                moments[i].parentNode.removeChild(moments[i].parentNode.firstElementChild);
            }
        }
        // enlever les paragraphes vides
        let paragraphes = document.querySelectorAll("p");
        for (let i = 0; i < paragraphes.length; i++) {
            if (paragraphes[i].innerHTML == "") {
                paragraphes[i].remove();
            }
        }
        // images collées en bas
        let bottomImgs = document.querySelectorAll('.bottomimg, .tripleimgs_bottom, .tripleimgs2_bottom');
        for (let bottomImg of bottomImgs) {
            let pageBottom = bottomImg.closest('.pagedjs_area').getBoundingClientRect().bottom;
            bottomImg.style.transform = 'translateY(' + (pageBottom - bottomImg.lastElementChild.getBoundingClientRect().bottom) + 'px)';
        }
        let bottomVignettes = document.querySelectorAll('.imgsmall_bottom'); // pour les images en bas dans les pages avec du texte
        for (let bottomVignette of bottomVignettes) {
            let pageBottom = bottomVignette.closest('.pagedjs_area').getBoundingClientRect().bottom;
            let vignetteSize = bottomVignette.getBoundingClientRect().height;
            if (bottomVignette.previousElementSibling) {
                let textBottom = bottomVignette.previousElementSibling.getBoundingClientRect().bottom;
                if (bottomVignette.previousElementSibling.classList.contains('labeur') ||
                bottomVignette.previousElementSibling.classList.contains('citation') ||
                bottomVignette.previousElementSibling.classList.contains('free') ||
                bottomVignette.previousElementSibling.classList.contains('temps')) {
                    bottomVignette.style.marginTop = `${(pageBottom - textBottom) - vignetteSize}px`;
                }
                bottomVignette.style.transform = 'translateY(12px)';
            } else {
                let vignetteBottom = bottomVignette.getBoundingClientRect().bottom;
                bottomVignette.style.transform = `translateY(${pageBottom - vignetteBottom}px)`;
            }
        }
        // éléments justifiés pas nécessaires
        let justifiedSplitEl = document.querySelectorAll("[data-align-last-split-element='justify']");
        for (let i = 0; i < justifiedSplitEl.length; i++) {
            for (let j = 0; j < justifiedSplitEl[i].childNodes.length; j++) {
                let elStyle = justifiedSplitEl[i].childNodes[j].style;
                if (elStyle != undefined) {
                    elStyle.textAlignLast = "left";
                }
            }
        }
        // images fullspread
        let fullspreadEl = document.querySelectorAll('.imgfullspreadleft, .imgfullspreadright, .imgfullspreadright_bleedtop, .imgfullspreadright_bleed, .doublepage_bigleft, .doublepage_bigright');
        for (let i = 0; i < fullspreadEl.length; i++) {
            let imgSrc = fullspreadEl[i].firstElementChild.getAttribute('src');
            let nextPage = fullspreadEl[i].closest('.pagedjs_page').nextElementSibling.querySelector('.pagedjs_page_content');
            let imgOverflowEl = document.createElement('div');
            if (fullspreadEl[i].classList.contains('imgfullspreadleft')) {
                imgOverflowEl.setAttribute('class', 'imgfullspreadleft-right');
            } else if (fullspreadEl[i].classList.contains('imgfullspreadright')) {
                imgOverflowEl.setAttribute('class', 'imgfullspreadright-right');
            } else if (fullspreadEl[i].classList.contains('imgfullspreadright_bleedtop')) {
                imgOverflowEl.setAttribute('class', 'imgfullspreadright_bleedtop-right');
            } else if (fullspreadEl[i].classList.contains('imgfullspreadright_bleed')) {
                imgOverflowEl.setAttribute('class', 'imgfullspreadright_bleed-right');
            } else if (fullspreadEl[i].classList.contains('doublepage_bigleft')) {
                imgOverflowEl.setAttribute('class', 'overflow_bigimgleft');
            } else if (fullspreadEl[i].classList.contains('doublepage_bigright')) {
                imgOverflowEl.setAttribute('class', 'overflow_bigimgright');
            }
            let imgOverflow = document.createElement('img');
            imgOverflow.src = imgSrc;
            imgOverflowEl.append(imgOverflow);
            nextPage.append(imgOverflowEl);
            if (fullspreadEl[i].classList.contains('imgfullspreadright')
                || fullspreadEl[i].classList.contains('imgfullspreadright_bleedtop')
                || fullspreadEl[i].classList.contains('imgfullspreadright_bleed')) {
                let imgMargin = imgOverflowEl.getBoundingClientRect().right - fullspreadEl[i].firstElementChild.getBoundingClientRect().right;
                fullspreadEl[i].firstElementChild.style.marginLeft = imgMargin + 'px';
            }
            if (fullspreadEl[i].classList.contains('doublepage_bigleft') || fullspreadEl[i].classList.contains('doublepage_bigright')) {
                let smallImgSrc = fullspreadEl[i].lastElementChild.getAttribute('src');
                fullspreadEl[i].lastElementChild.remove();
                let smallImg = document.createElement('img');
                smallImg.setAttribute('src', smallImgSrc);
                let smallImgEl = document.createElement('div');
                smallImgEl.classList.add('dp_sm_img');
                smallImgEl.append(smallImg);
                if (fullspreadEl[i].classList.contains('doublepage_bigleft')) {
                    nextPage.append(smallImgEl);
                } else {
                    fullspreadEl[i].parentElement.append(smallImgEl);
                }
            }
        }

        // fullpage img page gauche
        let fullPageImg = document.getElementsByClassName('fullpageimage');
        for (let i = 0; i < fullPageImg.length; i++) {
            if (fullPageImg[i].parentNode.parentNode.parentNode.parentNode.parentNode.parentNode.parentNode.parentNode.parentNode.parentNode.parentNode
                .classList.contains('pagedjs_left_page')) {
                fullPageImg[i].style.marginLeft = '-22mm';
            }
        }
        // encarts
        let encarts = document.querySelectorAll('.latour, .lampe, .latour_nohead, .lampe_nohead');
        for (let encart of encarts) {
/*             if (encart.previousElementSibling != null) {
                encart.style.marginTop = '10mm';
            }
            if (encart.nextElementSibling != null) {
                encart.style.marginBottom = '10mm';
            }
 */

            if (encart.hasAttribute('data-split-to')) {
                let plainColor = document.createElement('div');
                plainColor.setAttribute('class', 'encart-split');
                let plainHeight = encart.closest('.pagedjs_sheet').getBoundingClientRect().bottom - encart.getBoundingClientRect().bottom;
                if (encart.closest('.pagedjs_page').classList.contains('pagedjs_right_page')) {
                    plainColor.style.width = "149mm";
                } else {
                    plainColor.style.width = "129mm";
                }
                plainColor.style.height = `${plainHeight}px`;
                encart.parentNode.append(plainColor);
            }

            if (encart.hasAttribute('data-split-from')) {
                encart.style.marginTop = "0mm";
                let plainColor = document.createElement('div');
                plainColor.setAttribute('class', 'encart-split');
                if (encart.closest('.pagedjs_page').classList.contains('pagedjs_right_page')) {
                    plainColor.style.width = "149mm";
                } else {
                    plainColor.style.width = "129mm";
                }
                plainColor.style.height = "22mm";
                plainColor.style.top = "-22mm";
                encart.parentNode.prepend(plainColor);
            }
        }

        // TITRES ATELIERS
        let h3s = document.querySelectorAll('h3');
        for (let h3 of h3s) {
            if (h3.nextSibling?.firstChild?.tagName === "IMG") {
                let coverPhoto;
                let photoContainer = h3.nextElementSibling;
                if (h3.nextSibling?.children.length === 2) {
                    coverPhoto = h3.nextElementSibling.children[1];
                    let coverDessin = document.createElement('img');
                    coverDessin.setAttribute('src', photoContainer.firstElementChild.getAttribute('src'));
                    h3.prepend(coverDessin);
                    coverDessin.style.width = '100%';
                    coverDessin.style.height = 'auto';
                    photoContainer.firstElementChild.remove();
                } else {
                    coverPhoto = h3.nextElementSibling.firstChild;
                }
                photoContainer.style.position = 'absolute';
                photoContainer.style.width = '53mm';
                photoContainer.style.height = '220mm';
                photoContainer.style.overflow = 'hidden';
                photoContainer.style.top = "-22mm";
                photoContainer.style.left = "96mm";
                photoContainer.style.margin = '0';

                coverPhoto.style.width = 'auto';
                coverPhoto.style.height = '100%';

                let nextImg = document.createElement('img');
                nextImg.setAttribute('src', coverPhoto.getAttribute('src'));
                let nextContainer = document.createElement('div');

                nextContainer.style.position = "absolute";
                nextContainer.style.top = "-22mm";
                nextContainer.style.left = "-8mm";
                nextContainer.style.height = "220mm";
                nextContainer.style.width = "224mm";
                nextContainer.style.overflow = "hidden";
                nextContainer.style.marginLeft = "-53mm";
                nextImg.style.height = "100%";
                nextImg.style.width = "auto";

                nextContainer.append(nextImg);

                h3.closest('.pagedjs_page').nextElementSibling?.querySelector('.pagedjs_page_content').append(nextContainer);
            }
            h3.style.position = 'absolute';
            h3.style.top = `${(h3.closest('.pagedjs_page_content').offsetHeight - h3.offsetHeight) / 3}px`;

            h3.closest('.pagedjs_pagebox').querySelector('.pagedjs_margin-left').innerHTML = '';
            h3.closest('.pagedjs_sheet').classList.add('atelier_cover_page');
        }

        // TITRES PARTIES
        let h2s = document.querySelectorAll('h2');
        for (let i = 0; i < h2s.length; i++) {
            if (i != 0) {
                let parentSheet = h2s[i].closest('.pagedjs_sheet');
                parentSheet.querySelector('.pagedjs_margin-left').innerHTML = '';
                parentSheet.classList.add('partie_cover_page');
                parentSheet.parentElement.nextElementSibling?.firstElementChild.classList.add('partie_cover_page_right');
                let partieCount = document.createElement('div');
                partieCount.classList.add('partie_count');
                let romanCount;
                switch (i) {
                    case 1: romanCount = 'I'; break;
                    case 2: romanCount = 'II'; break;
                    case 3: romanCount = 'III'; break;
                    case 4: romanCount = 'IV'; break;
                    case 5: romanCount = 'V'; break;
                    case 6: romanCount = 'VI'; break;
                    case 7: romanCount = 'VII'; break;
                    case 8: romanCount = 'VIII'; break;
                    case 9: romanCount = 'IX'; break;
                    case 10: romanCount = 'X'; break;
                }
                partieCount.innerHTML = 'Partie<br>' + romanCount;
                h2s[i].parentElement.prepend(partieCount);
                h2s[i].nextElementSibling?.remove();
            }
        }

        // afficher correctement les éléments en marge
        let topLeftBoxes = document.querySelectorAll('.pagedjs_margin-left-top');
        for (let topLeftBox of topLeftBoxes) {
            let contentDiv = topLeftBox.firstElementChild;
            let textToPut = document.createElement('p');
            let atelierGras;
            let currentPage = contentDiv.closest('.pagedjs_page');
            if (currentPage.id != "page-1") {
                let previousPage = currentPage.previousElementSibling;
                while (previousPage) {
                    if (previousPage.firstElementChild.classList.contains('atelier_cover_page')) {
                        textToPut.innerText = previousPage.querySelector('h3').innerText;
                        let words = textToPut.innerText.split(' ');
                        let num = parseInt(words[0], 10);
                        if (!isNaN(num)) {
                            atelierGras = document.createElement('span');
                            atelierGras.style.fontWeight = "bold";
                            atelierGras.innerText = `Atelier ${num} `;
                            textToPut.innerText = textToPut.innerText.substring(1);
                        }
                        break;
                    }
                    previousPage = previousPage.previousElementSibling;
                }
            }
            if (atelierGras) {
                textToPut.prepend(atelierGras);
            }
            contentDiv.append(textToPut);
            contentDiv.style.marginTop = contentDiv.offsetWidth / 2 - contentDiv.offsetHeight / 2 + "px";
        }

        let bottomLeftBoxes = document.querySelectorAll('.pagedjs_margin-left-bottom');
        for (let bottomLeftBox of bottomLeftBoxes) {
            let contentDiv = bottomLeftBox.firstElementChild;
            let textToPut = document.createElement('p');
            let partieGras;
            let currentPage = contentDiv.closest('.pagedjs_page');
            if (currentPage.id != "page-1") {
                let previousPage = currentPage.previousElementSibling;
                while (previousPage) {
                    if (previousPage.firstElementChild.classList.contains('partie_cover_page')) {
                        textToPut.innerText = previousPage.querySelector('h2').innerText;
                        partieGras = document.createElement('span');
                        partieGras.style.fontWeight = "bold";
                        partieGras.innerText = previousPage.querySelector('.partie_count').innerHTML.replace("<br>", " ") + " ";
                        break;
                    }
                    previousPage = previousPage.previousElementSibling;
                }
            }
            if (!textToPut.innerText) {
                textToPut.innerText = "Introduction";
            }
            if (partieGras) {
                textToPut.prepend(partieGras);
            }
            contentDiv.append(textToPut);
            contentDiv.style.marginBottom = contentDiv.offsetWidth / 2 - contentDiv.offsetHeight / 2 + "px";
        }

        // SET COLORS
        let colors = [
            '#5595a1',
            '#5f9796',
            '#65998d',
            '#6f9b80',
            '#799e75',
            '#83a16b',
            '#8ba460',
            '#95a358',
            '#9ca151',
            '#a59d4a',
            '#af9944',
            '#b8963d',
            '#c19238',
            '#cb8e31'
        ]

        let sprays = [
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page001.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page002.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page003.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page004.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page005.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page006.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page007.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page008.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page009.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page010.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page011.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page012.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page013.png',
            '/user/themes/carnet-atterrissage/assets/sprays/spary_couleurs-page014.png'
        ]

        // set all colors
        let allPages = document.querySelectorAll('.pagedjs_page');
        let atelierColor = '';
        let bgColor = 'rgb(245, 245, 245)';
        let atelierIndex = 0;
        for (let page of allPages) {
            if (page.firstElementChild.classList.contains('atelier_cover_page')) {
                atelierColor = colors[atelierIndex];
                if (atelierColor == undefined) {
                    atelierColor = colors[colors.length];
                }
                atelierIndex++;
            }
            if (page.firstElementChild.classList.contains('partie_cover_page')) {
                atelierIndex = 0;
            }
            let pageCounter = page.querySelector('.pagedjs_margin-left-middle')
            if (pageCounter) {
                pageCounter.style.color = atelierColor;
            }
            let citations = page.querySelectorAll('.citation');
            for (let citation of citations) {
                // dessiner et colorer les guillemets
                if (citation.innerText.charAt(0) === '“') {
                    citation.innerText = citation.innerText.substring(1);
                }
                if (citation.innerText.charAt(citation.innerText.length - 1) === '”') {
                    citation.innerText = citation.innerText.substring(0, citation.innerText.length - 1);
                }
                let guillemetOuvrant = document.createElement('div');
                guillemetOuvrant.innerText = '“';
                guillemetOuvrant.style.color = atelierColor;
                guillemetOuvrant.classList.add('guillement_ouvrant');
                citation.prepend(guillemetOuvrant);

                let guillemetFermant = document.createElement('div');
                guillemetFermant.innerText = '”';
                guillemetFermant.style.color = atelierColor;
                guillemetFermant.classList.add('guillement_fermant');
                citation.append(guillemetFermant);                
            }
            let atelierTitle = page.querySelector('h3');
            if (atelierTitle) {
                atelierTitle.style.color = atelierColor;
            }
            let bibliographie = page.querySelector('.bibliographie');
            if (bibliographie) {
                bibliographie.style.color = atelierColor;
                // set bg et sprays
                let bibliographiePage = bibliographie.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement;
                bibliographiePage.style.backgroundColor = bgColor;
                let nextPage = bibliographiePage.parentElement?.nextElementSibling?.firstElementChild;
                if (!bibliographie.closest('.pagedjs_page').previousElementSibling.querySelector('.bibliographie')) {
                    if (nextPage) {
                        nextPage.style.backgroundColor = bgColor;
                    }
                    let sprayImg = document.createElement('img');
                    sprayImg.setAttribute('src', sprays[atelierIndex]);
                    sprayImg.style.height = "242mm";
                    sprayImg.style.width = "60mm";
                    sprayImg.style.position = "absolute";
                    sprayImg.style.top = "-22mm";
                    sprayImg.style.right = "-20mm";
                    sprayImg.style.mixBlendMode = "multiply";
                    bibliographiePage.parentElement.nextElementSibling?.querySelector('.bibliographie').insertAdjacentElement("afterend", sprayImg);
                }

            }
            let h4 = page.querySelector('h4');
            if (h4 && h4?.nextElementSibling?.classList.contains('bibliographie')) {
                h4.style.color = atelierColor;
            }
            let serpentins = document.querySelectorAll('img[alt="serpentin"]');
            for (let serpentin of serpentins) {
                let page = serpentin.closest('.pagedjs_page');
                let nextPage = page.nextElementSibling;
                page.style.backgroundColor = "rgb(245, 245, 245)";
                nextPage.style.backgroundColor = "rgb(245, 245, 245)";
            }
            let links = page.querySelectorAll('a');
            for (let link of links) {
                link.style.color = atelierColor;
            }
            if (atelierColor) {
                let lightColor = `${atelierColor}1a`;
                let encarts = page.querySelectorAll('.lampe, .latour, .lampe_nohead, .latour_nohead, .encart-split');
                for (let encart of encarts) {
                    encart.style.backgroundColor = lightColor;
                }
            }

        }

        // all links open in a new tab
        let links = document.querySelectorAll('a');
        for (let link of links) {
            link.setAttribute('target', '_blank');
        }

        // loading fini
        document.querySelector('#chargement').remove();
    }
}
Paged.registerHandlers(setMarginTexts);