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<script>
/**
* Renders a color picker input with preset colors to choose from
*
* @example
* <color-picker :label="__('Background color')" set-color="#FF0000" />
*/
import { GlFormGroup, GlFormInput, GlFormInputGroup, GlLink, GlTooltipDirective } from '@gitlab/ui';
import { __ } from '~/locale';
const VALID_RGB_HEX_COLOR = /^#([0-9A-F]{3}){1,2}$/i;
const PREVIEW_COLOR_DEFAULT_CLASSES =
'gl-relative gl-w-7 gl-bg-gray-10 gl-rounded-top-left-base gl-rounded-bottom-left-base';
export default {
name: 'ColorPicker',
components: {
GlFormGroup,
GlFormInput,
GlFormInputGroup,
GlLink,
},
directives: {
GlTooltip: GlTooltipDirective,
},
props: {
label: {
type: String,
required: false,
default: '',
},
setColor: {
type: String,
required: false,
default: '',
},
},
data() {
return {
selectedColor: this.setColor.trim() || '',
};
},
computed: {
description() {
return this.hasSuggestedColors
? this.$options.i18n.fullDescription
: this.$options.i18n.shortDescription;
},
suggestedColors() {
return gon.suggested_label_colors;
},
previewColor() {
if (this.isValidColor) {
return { backgroundColor: this.selectedColor };
}
return {};
},
previewColorClasses() {
const borderStyle = this.isInvalidColor
? 'gl-inset-border-1-red-500'
: 'gl-inset-border-1-gray-400';
return `${PREVIEW_COLOR_DEFAULT_CLASSES} ${borderStyle}`;
},
hasSuggestedColors() {
return Object.keys(this.suggestedColors).length;
},
isInvalidColor() {
return this.isValidColor === false;
},
isValidColor() {
if (this.selectedColor === '') {
return null;
}
return VALID_RGB_HEX_COLOR.test(this.selectedColor);
},
},
methods: {
handleColorChange(color) {
this.selectedColor = color.trim();
if (this.isValidColor) {
this.$emit('input', this.selectedColor);
}
},
},
i18n: {
fullDescription: __('Choose any color. Or you can choose one of the suggested colors below'),
shortDescription: __('Choose any color'),
invalid: __('Please enter a valid hex (#RRGGBB or #RGB) color value'),
},
};
</script>
<template>
<div>
<gl-form-group
:label="label"
label-for="color-picker"
:description="description"
:invalid-feedback="this.$options.i18n.invalid"
:state="isValidColor"
:class="{ 'gl-mb-3!': hasSuggestedColors }"
>
<gl-form-input-group
id="color-picker"
:state="isValidColor"
max-length="7"
type="text"
class="gl-align-center gl-rounded-0 gl-rounded-top-right-base gl-rounded-bottom-right-base"
:value="selectedColor"
@input="handleColorChange"
>
<template #prepend>
<div :class="previewColorClasses" :style="previewColor" data-testid="color-preview">
<gl-form-input
type="color"
class="gl-absolute gl-top-0 gl-left-0 gl-h-full! gl-p-0! gl-m-0! gl-cursor-pointer gl-opacity-0"
tabindex="-1"
:value="selectedColor"
@input="handleColorChange"
/>
</div>
</template>
</gl-form-input-group>
</gl-form-group>
<div v-if="hasSuggestedColors" class="gl-mb-3">
<gl-link
v-for="(name, hex) in suggestedColors"
:key="hex"
v-gl-tooltip
:title="name"
:style="{ backgroundColor: hex }"
class="gl-rounded-base gl-w-7 gl-h-7 gl-display-inline-block gl-mr-3 gl-mb-3 gl-text-decoration-none"
@click.prevent="handleColorChange(hex)"
/>
</div>
</div>
</template>
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