@import '../core/theme.scss';
@import '../../helpers/_functions';

/* EXTENDED FORM */

/* Mixins */
@mixin themed-toggle-mixin($theme-color) {
    background-color: var(--cirrus-#{$theme-color});
    border-color: var(--cirrus-#{$theme-color});
}

/* Base class layout for extended form */
.form-ext-control {
    padding-left: 1.5rem;
    position: relative;

    /* Checkbox */
    &.form-ext-checkbox {
        .form-ext-input:checked ~ .form-ext-label:after {
            background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='%23fff' d='M6.564.75l-3.59 3.612-1.538-1.55L0 4.26 2.974 7.25 8 2.193z'/%3E%3C/svg%3E");
        }

        .form-ext-label:before {
            border-radius: 0.25rem;
        }
    }

    /* Radio Button */
    &.form-ext-radio {
        .form-ext-input:checked ~ .form-ext-label:after {
            background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3E%3Ccircle r='3' fill='%23fff'/%3E%3C/svg%3E");
        }

        .form-ext-label:before {
            border-radius: 50%;
        }
    }

    /* Hides the original input */
    .form-ext-input {
        opacity: 0;
        position: absolute;
        z-index: -1;

        &:disabled ~ .form-ext-label {
            opacity: 0.4;
        }

        /* Checked state */
        &:checked ~ .form-ext-label:before {
            background-color: var(--cirrus-primary);
        }

        @each $color, $value in $control-themes {
            &.form-ext-input--#{$color}:checked ~ .form-ext-label {
                color: var(--cirrus-#{$color});

                &:before {
                    background-color: var(--cirrus-#{$color});
                }
            }
            &.form-ext-input--#{$color}:focus ~ .form-ext-label:before {
                border-color: inherit;
                box-shadow: 0 0 0 0.2rem transparentize($color: $value, $amount: 1 - $focus-opacity),
                    inset 0 1px 8px rgba(0, 0, 0, 0.07);
            }
        }
    }

    .form-ext-input:disabled ~ .form-ext-toggle__toggler {
        opacity: 0.5;
    }

    // TODO: This is not the correct naming convention since this is outside of form-ext-toggle
    .form-ext-toggle__label {
        align-items: center;
        display: flex;
        justify-content: space-between;
    }

    /* Toggle Switches */
    .form-ext-toggle {
        cursor: pointer;
        position: relative;

        input[type='checkbox'],
        input[type='radio'] {
            opacity: 0;
            position: absolute;
            z-index: -1;
        }

        .form-ext-toggle__toggler {
            border: 1px solid var(--cirrus-gray);
            border-radius: 6.25rem;
            color: var(--cirrus-gray);
            display: block;
            font-size: 9px;
            height: 1.5rem;
            position: relative;
            width: 3rem;

            i {
                display: inline-block;
            }
        }

        input[type='checkbox']:checked + .form-ext-toggle__toggler,
        input[type='checkbox']:checked + * .form-ext-toggle__toggler,
        input[type='radio']:checked + .form-ext-toggle__toggler,
        input[type='radio']:checked + * .form-ext-toggle__toggler {
            background-color: var(--cirrus-primary);
            border-color: var(--cirrus-primary);
            color: #fff;
            position: relative;
            transition: all 0.4s ease;

            i::after {
                background-color: #fff;
                left: calc(100% - 20px);
            }

            i::before {
                color: #fff;
                content: attr(data-check-icon);
                text-align: left;
            }
        }

        /* Toggle themes */
        @each $color, $value in $control-themes {
            &.form-ext-toggle--#{$color} input[type='checkbox']:checked + .form-ext-toggle__toggler,
            &.form-ext-toggle--#{$color} input[type='checkbox']:checked + * .form-ext-toggle__toggler,
            &.form-ext-toggle--#{$color} input[type='radio']:checked + .form-ext-toggle__toggler,
            &.form-ext-toggle--#{$color} input[type='radio']:checked + * .form-ext-toggle__toggler {
                background-color: var(--cirrus-#{$color});
                border-color: var(--cirrus-#{$color});
            }

            .form-ext-toggle--#{$color} .form-ext-toggle__toggler {
                border-color: var(--cirrus-#{$color});
                color: var(--cirrus-#{$color});
            }

            .form-ext-toggle--#{$color} .form-ext-toggle__toggler i::after {
                background-color: var(--cirrus-#{$color});
            }

            /**
             * Accessibility
             */
            .form-ext-input:focus + .form-ext-toggle__toggler,
            .form-ext-input:focus ~ .form-ext-label:before {
                box-shadow: 0 0 0 0.2rem transparentize($color: $value, $amount: 1 - $focus-opacity),
                    inset 0 1px 8px rgba(0, 0, 0, 0.07);
            }

            &.form-ext-toggle--#{$color} .form-ext-input:focus + .form-ext-toggle__toggler {
                box-shadow: 0 0 0 0.2rem transparentize($color: $value, $amount: 1 - $focus-opacity),
                    inset 0 1px 8px rgba(0, 0, 0, 0.07);
            }
        }

        .form-ext-toggle__toggler i::before,
        .form-ext-toggle__toggler i::after {
            content: '';
            display: block;
            position: absolute;
        }

        .form-ext-toggle__toggler i::before {
            content: attr(data-uncheck-icon);
            padding: 2px 7px;
            line-height: 18px;
            text-align: right;
            top: 0;
            width: 65%;
            font-size: 12px;
        }

        .form-ext-toggle__toggler i::after {
            background-color: var(--cirrus-gray);
            border-radius: 50%;
            height: 16px;
            left: 4px;
            width: 16px;
            transform: translateY(-50%);
            transition: left var(--animation-duration) ease;
            text-align: left;
        }
    }

    .form-ext-label {
        margin-bottom: 0;
        position: relative;

        /* Base of custom form inputs */
        &:before,
        &:after {
            content: '';
            display: block;
            height: 1rem;
            left: -1.5rem;
            position: absolute;
            top: 0.3rem;
            transition: all var(--animation-duration);
            width: 1rem;
        }

        &:before {
            background-color: var(--cirrus-light);
            border: 1px solid map-get($grays, '300');
            border-radius: 0.25rem;
            pointer-events: none;
            user-select: none;
            box-sizing: border-box;
        }

        &:after {
            background-position: center;
            background-repeat: no-repeat;
            background-size: 50% 50%;
        }
    }
}

.form-ext-control .form-ext-input:checked ~ .form-ext-label:before {
    border: none;
}