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import {
coerceNumber,
STATE_COLORS_HEX,
STATE_COLORS_TEXT,
TABLEAU_10_HEX
} from '@ska-octopus-widget-sdk/widget-sdk';
import type { AttributeDisplayWidgetProps } from './AttributeDisplayWidget.types';
import type { AttributeSelection } from './AttributeDisplayWidget.types';
export const parseFullName = (fullName: string) => {
const trimmed = String(fullName ?? '').trim();
const routed = /^(.+):\/\/(.+)$/.exec(trimmed);
const target = routed?.[2] ? String(routed[2]) : trimmed;
const parts = target.split('/').filter(Boolean);
if (parts.length < 2) {
return { device: target, attribute: '', deviceTail: target };
}
const attribute = parts[parts.length - 1];
const device = parts.slice(0, -1).join('/');
const deviceTail = parts[parts.length - 2] ?? device;
return { device, attribute, deviceTail };
};
export const formatAttributeLabel = (attribute: string) => {
Iif (!attribute) return '';
if (/[A-Z]/.test(attribute)) return attribute;
return attribute.charAt(0).toUpperCase() + attribute.slice(1);
};
export const parseCssColor = (input: string) => {
const value = input.trim();
if (!value) return null;
const hexMatch = value.match(/^#([0-9a-f]{3,4}|[0-9a-f]{6}|[0-9a-f]{8})$/i);
if (hexMatch) {
const hex = hexMatch[1];
if (hex.length === 3 || hex.length === 4) {
const r = parseInt(hex[0] + hex[0], 16);
const g = parseInt(hex[1] + hex[1], 16);
const b = parseInt(hex[2] + hex[2], 16);
const a = hex.length === 4 ? parseInt(hex[3] + hex[3], 16) / 255 : 1;
return { r, g, b, a };
}
const r = parseInt(hex.slice(0, 2), 16);
const g = parseInt(hex.slice(2, 4), 16);
const b = parseInt(hex.slice(4, 6), 16);
const a = hex.length === 8 ? parseInt(hex.slice(6, 8), 16) / 255 : 1;
return { r, g, b, a };
}
const rgbMatch = value.match(
/^rgba?\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})(?:\s*,\s*(\d*\.?\d+))?\s*\)$/i
);
Iif (!rgbMatch) return null;
const r = Math.min(255, Math.max(0, Number(rgbMatch[1])));
const g = Math.min(255, Math.max(0, Number(rgbMatch[2])));
const b = Math.min(255, Math.max(0, Number(rgbMatch[3])));
const alphaRaw = rgbMatch[4] == null ? 1 : Number(rgbMatch[4]);
const a = Number.isFinite(alphaRaw) ? Math.min(1, Math.max(0, alphaRaw)) : 1;
return { r, g, b, a };
};
const relativeLuminance = (channel: number) => {
const s = channel / 255;
return s <= 0.03928 ? s / 12.92 : ((s + 0.055) / 1.055) ** 2.4;
};
export const pickContrastingTextColor = (background: string | undefined) => {
Iif (!background) return '#111111';
const parsed = parseCssColor(background);
Iif (!parsed) return '#111111';
const blendedR = parsed.r * parsed.a + 255 * (1 - parsed.a);
const blendedG = parsed.g * parsed.a + 255 * (1 - parsed.a);
const blendedB = parsed.b * parsed.a + 255 * (1 - parsed.a);
const lum =
0.2126 * relativeLuminance(blendedR) +
0.7152 * relativeLuminance(blendedG) +
0.0722 * relativeLuminance(blendedB);
const contrastWhite = 1.05 / (lum + 0.05);
const contrastBlack = (lum + 0.05) / 0.05;
return contrastBlack >= contrastWhite ? '#111111' : '#ffffff';
};
export const resolveStateBackgroundColor = (value: unknown) => {
if (typeof value !== 'string') return undefined;
const raw = value.trim();
Iif (!raw) return undefined;
const upper = raw.toUpperCase();
const lookupKeys = [
upper,
upper.replace(/\s+/g, '_'),
upper.replace(/_/g, ' '),
upper.replace(/[-\s]+/g, '_')
];
for (const key of lookupKeys) {
const color = (STATE_COLORS_HEX as Record<string, string>)[key];
Eif (typeof color === 'string' && color.trim()) return color;
}
return undefined;
};
export const resolveStateTextColor = (value: unknown) => {
if (typeof value !== 'string') return undefined;
const raw = value.trim();
Iif (!raw) return undefined;
const upper = raw.toUpperCase();
const lookupKeys = [
upper,
upper.replace(/\s+/g, '_'),
upper.replace(/_/g, ' '),
upper.replace(/[-\s]+/g, '_')
];
for (const key of lookupKeys) {
const color = STATE_COLORS_TEXT[key as keyof typeof STATE_COLORS_TEXT];
Eif (typeof color === 'string' && color.trim()) return color;
}
return undefined;
};
export const canonicalDevice = (device: string) =>
String(device ?? '')
.trim()
.replace(/^tango:\/\/[^/]+\/(.+)$/i, '$1')
.replace(/^(.+):\/\/(.+)$/i, '$2')
.replace(/\/+$/, '')
.toLowerCase();
export const enumKeyFor = (device: string, attribute: string) =>
`${canonicalDevice(device)}::${String(attribute ?? '')
.trim()
.toLowerCase()}`;
export const coerceEnumIndex = (value: unknown): number | null => {
if (typeof value === 'number' && Number.isFinite(value)) return value;
Eif (typeof value === 'string') {
const trimmed = value.trim();
if (trimmed === '') return null;
const num = Number(trimmed);
Eif (Number.isFinite(num)) return num;
}
return null;
};
export const translateEnumValue = (
value: unknown,
labels: string[] | null | undefined,
useEnumLabels: boolean
): unknown => {
if (!useEnumLabels || !Array.isArray(labels) || labels.length === 0) return value;
const idx = coerceEnumIndex(value);
Iif (idx == null) return value;
const label = labels[idx];
if (typeof label === 'string' && label.trim() !== '') return label;
return value;
};
export const formatValue = (value: unknown): string => {
if (value === true) return 'TRUE';
if (value === false) return 'FALSE';
if (value == null) return '-';
if (typeof value === 'string') return value;
if (typeof value === 'number') return Number.isFinite(value) ? String(value) : '-';
try {
return JSON.stringify(value);
} catch {
return String(value);
}
};
export const isJsonTreeMode = (
viewMode: AttributeDisplayWidgetProps['devStringViewMode'] | undefined
) => viewMode != null && viewMode !== 'plain';
export const tryParseJsonString = (value: unknown): unknown | null => {
Iif (typeof value !== 'string') return null;
const trimmed = value.trim();
Iif (!trimmed) return null;
if (!trimmed.startsWith('{') && !trimmed.startsWith('[')) return null;
try {
return JSON.parse(trimmed);
} catch {
return null;
}
};
export const coerceComparableNumber = (value: unknown): number | null => {
if (typeof value === 'boolean') return value ? 1 : 0;
if (typeof value === 'string') {
const trimmed = value.trim().toLowerCase();
Iif (trimmed === 'true') return 1;
if (trimmed === 'false') return 0;
}
return coerceNumber(value);
};
export const normalizeSelection = (
attributes: AttributeSelection[] | undefined,
tangoDB: string | undefined,
expression: string | undefined
) => {
const first = attributes?.find((entry) =>
typeof entry === 'string'
? entry.trim() !== ''
: typeof entry?.attribute === 'string' && entry.attribute.trim() !== ''
);
if (typeof first === 'string') {
return { endpoint: tangoDB ?? '', attribute: first.trim() };
}
if (first && typeof first === 'object') {
return {
endpoint: typeof first.endpoint === 'string' ? first.endpoint : (tangoDB ?? ''),
attribute: typeof first.attribute === 'string' ? first.attribute.trim() : ''
};
}
return {
endpoint: tangoDB ?? '',
attribute: typeof expression === 'string' ? expression.trim() : ''
};
};
export const splitRoutedSelection = (value: string) => {
const trimmed = String(value ?? '').trim();
const match = /^(.+):\/\/(.+)$/.exec(trimmed);
if (!match) return { endpoint: '', attribute: trimmed };
return {
endpoint: String(match[1] ?? '').trim(),
attribute: String(match[2] ?? '').trim()
};
};
export const mapHorizontal = (value: AttributeDisplayWidgetProps['horizontalAlign']) => {
switch (value) {
case 'left':
return 'flex-start';
case 'right':
return 'flex-end';
case 'center':
default:
return 'center';
}
};
export const mapVertical = (value: AttributeDisplayWidgetProps['verticalAlign']) => {
switch (value) {
case 'top':
return 'flex-start';
case 'bottom':
return 'flex-end';
case 'center':
default:
return 'center';
}
};
export const buildContainerStyle = (
effectiveTextColor: string | undefined,
effectiveTitleColor: string | undefined,
effectiveMutedColor: string | undefined,
effectiveBackgroundColor: string | undefined,
fontSize: string | undefined,
colorJsonValuesByType: boolean
) =>
({
'--text': effectiveTextColor || undefined,
'--title-color': effectiveTitleColor || undefined,
'--label-color': effectiveTitleColor || undefined,
'--muted': effectiveMutedColor,
'--card-bg': effectiveBackgroundColor || undefined,
'--value-type-string': colorJsonValuesByType ? TABLEAU_10_HEX.pink : undefined,
'--value-type-number': colorJsonValuesByType ? TABLEAU_10_HEX.green : undefined,
'--value-type-boolean': colorJsonValuesByType ? STATE_COLORS_HEX.WARNING : undefined,
'--value-type-null': colorJsonValuesByType ? STATE_COLORS_HEX.UNKNOWN : undefined,
'--value-type-other': colorJsonValuesByType ? TABLEAU_10_HEX.blue : undefined,
fontSize
}) as CSSProperties;
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