@use 'iro-sass/src/index' as iro;
@use '../functions' as fn;

// @use '../objects/message';

@include iro.props-namespace('message-group') {
    @include iro.props-store((
        --dims: (
            --spacing-x:  fn.global-dim(--size --225),
            --spacing-y:  fn.global-dim(--size --150),
            --arrow-size: fn.global-dim(--size --100),

            --compact: (
                --spacing-x: fn.global-dim(--size --225),
                --spacing-y: fn.global-dim(--size --50),
            )
        )
    ));

    @include iro.bem-layout(iro.props-namespace()) {
        display:               grid;
        grid-template-columns: auto 1fr;
        grid-auto-rows:        auto;
        grid-template-areas:   'avatar message' 'avatar .';
        align-items:           flex-start;
        gap:                   0 fn.dim(--spacing-x);
        
        @include iro.bem-elem('avatar') {
            grid-area: avatar;
            height:    0;
        }
        
        @include iro.bem-elem('message') {
            grid-column: message;
            position:    relative;
            box-sizing:  border-box;
            min-width:   0;
            max-width:   100%;

            &::before {
                content:             '';
                display:             none;
                position:            absolute;
                top:                 0;
                left:                calc(-1 * fn.dim(--arrow-size));
                border:              fn.dim(--arrow-size) solid fn.global-color(--bg-l2);
                border-bottom-color: transparent;
                border-left-color:   transparent;
            }

            @include iro.bem-next-twin-elem {
                margin-top: fn.dim(--spacing-y);
            }
        }
        
        @include iro.bem-modifier('right') {
            @include iro.bem-elem('message') {
                &::before {
                    right:              calc(-1 * fn.dim(--arrow-size));
                    left:               auto;
                    border-right-color: transparent;
                    border-left-color:  fn.global-color(--bg-l2);
                }
            }
        }
        
        @include iro.bem-modifier('compact') {
            gap: 0 fn.dim(--compact --spacing-x);
        
            @include iro.bem-modifier('left') {
                justify-items: start;
            }
        
            @include iro.bem-modifier('right') {
                justify-items: end;
            }
        
            @include iro.bem-elem('message') {
                @include iro.bem-next-twin-elem {
                    margin-top: fn.dim(--compact --spacing-y);
                }
            }
        }
        
        @include iro.bem-modifier('right') {
            grid-template-columns: 1fr auto;
            grid-template-areas:   'message avatar' '. avatar';
        }
        
        @include iro.bem-modifier('no-avatar') {
            grid-template-columns: 1fr;
            grid-template-areas:   'message';

            @include iro.bem-elem('avatar') {
                display: none;
            }
        }
        
        @include iro.bem-modifier('arrow') {
            @include iro.bem-elem('message') {
                &::before {
                    display: block;
                }

                @include iro.bem-next-twin-elem {
                    &::before {
                        display: none;
                    }
                }
            }
        }
        
        & + & {
            @include iro.bem-modifier('merge') {
                margin-top: fn.dim(--spacing-y);

                @include iro.bem-elem('avatar') {
                    visibility: hidden;
                }

                @include iro.bem-modifier('compact') {
                    margin-top: fn.dim(--compact --spacing-y);
                }

                @include iro.bem-elem('merge-hide') {
                    display: none;
                }
        
                @include iro.bem-modifier('arrow') {
                    @include iro.bem-elem('message') {
                        &::before {
                            display: none;
                        }
                    }
                }
            }
        }
    }
}