/*
 * SPDX-FileCopyrightText: 2023 XWiki CryptPad Team <contact@cryptpad.org> and contributors
 *
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */

@import (reference) "../../customize/src/less2/include/markdown.less";
@import (reference) "../../customize/src/less2/include/mediatag.less";
@import (reference) "../../customize/src/less2/include/framework.less";

&.cp-app-slide {

    .mediatag_base();

    .framework_main(
        @bg-color: @colortheme_apps[slide]
    );

    @slide-default-bg: @cp_app-bg;

    // body
    font-size: unset;
    display: flex;
    flex-flow: column;

    .size (@n) {
        // font-size: @n * 1vmin;
        // line-height: @n * 1.1vmin;
        font-size: @n * 10%;
        // line-height: @n * 11%;
        line-height: 110%;
    }

    h1 { font-size: 40px; }
    h2 { font-size: 37px; }
    h3 { font-size: 34px; }
    h4 { font-size: 31px; }
    h5 { font-size: 27px; }
    h6 { font-size: 24px; }

    #cp-app-slide-editor-container {
        display: inline-flex;
        flex-flow: column;
        height: 100%;
        min-height: 100%;
        width: 50%;
        min-width: 20%;
        max-width: 80%;
        overflow: hidden;
        max-width: 100%;
        flex: 1;
    }
    .CodeMirror {
        flex: 1;
        width: 100%;
        font-size: initial;
    }
    .CodeMirror-focused .cm-matchhighlight {
        background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAYAAABytg0kAAAAFklEQVQI12NgYGBgkKzc8x9CMDAwAAAmhwSbidEoSQAAAABJRU5ErkJggg==);
        background-position: bottom;
        background-repeat: repeat-x;
    }

    #cp-app-slide-colorpicker {
        display: block;
    }

    #cme_toolbox {
        z-index: 10000;
    }

    #cp-app-slide-editor {
        flex: 1;
        display: flex;
        flex-flow: row;
        height: 100%;
        overflow: hidden;
        .CodeMirror {
            resize: none;
        }
    }
    .cp-app-slide-shown {
        .cp-app-slide-container {
            position: relative;
            &> media-tag {
                position: absolute;
                top:0; right: 0; bottom: 0; left: 0;
                z-index: -1;
                &> img {
                    width: 100vw;
                    height: 56.25vw; // height:width ratio = 9/16 = .5625
                    max-height: 100vh;
                    max-width: 177.78vh; // 16/9 = 1.778
                    position: absolute;
                    left: 0;
                    right: 0;
                    top: 0;
                    bottom: 0;
                    margin: auto;
                }
            }
        }
    }
    .cp-app-slide-preview {
        .cp-app-slide-viewer {
            width: 50vw;
            overflow: hidden;
            div#cp-app-slide-modal:not(.cp-app-slide-shown) {
                position: relative;
                top: auto;
                left: auto;
                width: auto;
                display: block;
                height: 100%;
                #cp-app-slide-modal-content {
                    .cp-app-slide-container {
                        position: relative;
                        &> media-tag {
                            position: absolute;
                            top:0; right: 0; bottom: 0; left: 0;
                            z-index: -1;
                            &> img {
                                width: 50vw;
                                height: 28.125vw;
                                max-height: ~"calc(100vh - 96px)" !important;
                                max-width: ~"calc(16 / 9 * (100vh - 96px))";
                                position: absolute;
                                left: 0;
                                right: 0;
                                top: 0;
                                bottom: 0;
                                margin: auto;
                            }
                        }
                    }
                    .cp-app-slide-container {
                        width: 100%;
                    }
                    .cp-app-slide-frame {
                        width: 50vw;
                        height: 28.125vw; // height:width ratio = 9/16 = .5625
                        max-height: ~"calc(100vh - 96px)";
                        max-width: ~"calc(16 / 9 * (100vh - 96px))";
                    }
                }
                #cp-app-slide-modal-exit {
                    visibility: hidden;
                }
            }
        }
        .CodeMirror {
            flex: 1;
        }
    }

    @media (max-width: @browser_media-medium-screen) {
        #cp-app-slide-editor {
            #cp-app-slide-editor-container {
                .CodeMirror-sizer > div {
                    padding-bottom: 100px;
                }
            }
        }
    }

    /* Slide position (print mode) */
    @ratio:0.9;
    @media print {
        #cp-app-slide-editor-container {
            display: none;
        }
        #cp-app-slide-print {
            .cp-app-slide-frame {
                pre.mermaid > svg {
                    height: 100%;
                    width: 100%;
                }
            }
        }
    }
    #cp-app-slide-print {
        position: relative;
        display: none;
        font-size: @ratio*11.25vw;
        .cp-app-slide-frame {
            display: flex !important;
            flex-flow: column;
            padding: 0.5em;
            margin: auto;
            border: 1px solid @cp_slide-fg;
            height: @ratio*56.25vw;
            width: @ratio*100vw;
            page-break-after: always;
            position: relative;
            box-sizing: border-box;
            overflow: hidden;
            li {
                min-width: @ratio*50vw;
            }
            h1 {
                padding-top: 0;
            }

        }
        .cp-app-slide-container {
            position: relative;
            &> media-tag {
                position: absolute;
                top:0; right: 0; bottom: 0; left: 0;
                z-index: -1;
                &> img {
                    width: 90vw;
                    height: 50.625vw;
                    position: absolute;
                    left: 0;
                    right: 0;
                    top: 0;
                    bottom: 0;
                    margin: auto;
                }
            }
        }
        .cp-app-slide-container {
            width: 90vw;
            height: 100vh;
            margin: 0vh 5vw !important;
            display: flex;
            &:last-child {
                height: ~"calc(100vh - 2px)";
            }
        }
    }

    /* Slide position (present mode) */
    div#cp-app-slide-modal {
        display: none;
        background-color: @slide-default-bg;

        .cp-app-slide-isempty {
            display: flex;
            align-items: center;
            justify-content: center;
            img {
                max-width: 100%;
                max-height: 100%;
                opacity: 0.2;
            }
        }

        /* Navigation buttons */
        .cp-app-slide-modal-button {
            position: absolute;
            cursor: pointer;
            font-size: 30px;
            opacity: 0.6;
            display: none;
            z-index: 9001;
        }
        .cp-app-slide-modal-button:hover {
            opacity: 1;
            display: block !important;
        }
        #cp-app-slide-modal-exit {
            left: 20px;
            top: 20px;
        }
        #cp-app-slide-modal-left {
            left: 6vw;
            bottom: 10vh;
        }
        #cp-app-slide-modal-right {
            right: 6vw;
            bottom: 10vh;
        }
        &.cp-app-slide-shown {
            display: block;
            position: fixed;
            top: 0px;
            left: 0px;
            z-index: 1000000; // one order of magnitude higher than alertify
            height: 100vh;
            width: 100%;
        }
        #cp-app-slide-modal-content {
            font-size: 20vh;
            position: relative;
            height: 100%;
            overflow: visible;
            white-space: nowrap;
            .cp-app-slide-frame {
                overflow: hidden;
                display: flex;
                flex-flow: column !important;

                box-sizing: border-box;
                border: 1px solid;
                white-space: normal;

                vertical-align: middle;

                padding: 0.5em;
                width: 100vw;
                height: 56.25vw; // height:width ratio = 9/16 = .5625
                max-height: 100vh;
                max-width: 177.78vh; // 16/9 = 1.778
                margin: auto;
            }
            .cp-app-slide-container {
                display: inline-flex;
                height: 100%; width: 100vw;
                text-align: center;
                vertical-align: top;
            }
            &.cp-app-slide-transition {
                .cp-app-slide-container {
                    transition: margin-left 1s;
                }
            }
            media-tag button {
                max-height: none;
            }
        }

        box-sizing: border-box;
        z-index: 9001;
        position: fixed;

        top: 0px;
        left: 0px;

        width: 100%;
        height: 100vh;
        display: none;
    }

    /* Slide content */
    div#cp-app-slide-modal #cp-app-slide-modal-content, #cp-app-slide-print {
        .cp-app-slide-frame {
            * {
                .size(2.75);
                * {
                    font-size: 1em;
                    line-height: 1em;
                }
            }
            svg {
                * {
                    max-width: unset;
                    max-height: unset;
                    line-height: unset;
                    font-size: 87.5%;
                }
            }
            ul, ol {
                ul, ol {
                    margin: 0;
                }
            }

            h1 { .size(5); }
            h2 { .size(4.2); }
            h3 { .size(3.6); }
            h4 { .size (3); }
            h5 { .size(2.2); }
            h6 { .size(1.6); }

            h1, h2, h3, h4, h5, h6 {
                color: inherit;
                text-align: center;
                padding-top: 0;
                margin-bottom: 0.5em;
            }

            .markdown_main();
            .markdown_cryptpad();
            .markdown_preformatted-code;
            .markdown_gfm-table();

            ul, ol {
                min-width: 50%;
                max-width: 100%;
                display: table;
                margin: 0 auto;
                padding-left: 0.3em;
            }

            // fixes image overflowing
            media-tag {
                height: 100%;
                flex-flow: row;
                justify-content: center;

                & + * {
                    margin-top: 1rem;
                }
                img { flex: unset; }
            }

            img {
                position: relative;
                min-width: 1%;
                margin: auto;
            }
            .cp-app-slide-number {
                position: absolute;
                right: 5vh;
                bottom: 5vh;
                .size(1);
            }
            .cp-app-slide-date {
                position: absolute;
                left: 5vh;
                bottom: 5vh;
                .size(1);
            }
            .cp-app-slide-title {
                position: absolute;
                bottom: 5vh;
                left: 0px; right: 0px;
                text-align: center;
                .size(1);
            }
            text-align: left;
            position: relative;
        }
    }

    .cp-app-slide-frame * {
    max-width: 100%;
    max-height: 100%;
    }

    p {
        padding: 0;
        margin: 0;
        min-height:0;
        min-width:0;
    }

    pre.cp-slide-css-error {
        background: @cp_slide-css-error;
        color: @cp_slide-fg;
        margin: 5px 0px;
    }
}