{"version":3,"file":"use-chart-colors.cjs","names":[],"sources":["../../src/charts/use-chart-colors.ts"],"sourcesContent":["import { useEffect, useState } from \"react\";\n\nimport { resolveChartColors } from \"./palette\";\n\n/**\n * Theme-aware series colors for a chart.\n *\n * Resolves the `--tempest-chart-*` tokens on mount and again whenever the theme\n * attribute flips, so switching to dark re-colors the series instead of leaving\n * light-theme colors on a dark canvas. Passing `explicit` short-circuits the\n * whole thing — an explicit `colors` prop always wins and no observer is set up.\n *\n * @param explicit - Colors passed by the caller. When present, returned as-is.\n * @param element - Element to resolve tokens against. Default ``.\n * @returns Colors in cycle order.\n *\n * @example\n * ```tsx\n * function Sales({ data }: { data: ChartDatum[] }) {\n * const colors = useChartColors();\n * return ;\n * }\n * ```\n */\nexport function useChartColors(explicit?: string[], element?: Element | null): string[] {\n const [resolved, setResolved] = useState(() =>\n explicit ? explicit : resolveChartColors(element),\n );\n\n useEffect(() => {\n if (explicit) return;\n if (typeof window === \"undefined\" || typeof MutationObserver === \"undefined\") return;\n\n const target = element ?? document.documentElement;\n if (!target) return;\n\n const sync = (): void => setResolved(resolveChartColors(target));\n sync();\n\n const roots = new Set([target]);\n const documentRoot = target.ownerDocument?.documentElement;\n if (documentRoot) roots.add(documentRoot);\n\n const observer = new MutationObserver(sync);\n for (const root of roots) {\n observer.observe(root, {\n attributes: true,\n attributeFilter: [\"data-tempest-theme\", \"class\", \"style\"],\n });\n }\n\n return () => observer.disconnect();\n }, [explicit, element]);\n\n return explicit ?? resolved;\n}\n"],"mappings":"wDAwBA,SAAgB,EAAe,EAAqB,EAAoC,CACpF,GAAM,CAAC,EAAU,IAAA,EAAe,EAAA,SAAA,KAC5B,GAAsB,EAAA,mBAAmB,CAAO,CACpD,EA2BA,OAzBA,EAAA,EAAA,UAAA,KAAgB,CAEZ,GADI,GACA,OAAO,OAAW,KAAe,OAAO,iBAAqB,IAAa,OAE9E,IAAM,EAAS,GAAW,SAAS,gBACnC,GAAI,CAAC,EAAQ,OAEb,IAAM,MAAmB,EAAY,EAAA,mBAAmB,CAAM,CAAC,EAC/D,EAAK,EAEL,IAAM,EAAQ,IAAI,IAAa,CAAC,CAAM,CAAC,EACjC,EAAe,EAAO,eAAe,gBACvC,GAAc,EAAM,IAAI,CAAY,EAExC,IAAM,EAAW,IAAI,iBAAiB,CAAI,EAC1C,IAAK,IAAM,KAAQ,EACf,EAAS,QAAQ,EAAM,CACnB,WAAY,GACZ,gBAAiB,CAAC,qBAAsB,QAAS,OAAO,CAC5D,CAAC,EAGL,UAAa,EAAS,WAAW,CACrC,EAAG,CAAC,EAAU,CAAO,CAAC,EAEf,GAAY,CACvB"}