{
  "version": 3,
  "sources": ["../src/usePreloader.ts", "../src/LoadersContext.tsx", "../src/createPreloader.ts", "../src/pluginPreload.tsx", "../src/useActivityPreloadRef.ts"],
  "sourcesContent": ["import type { UrlPatternOptions } from \"@stackflow/plugin-history-sync\";\nimport { makeTemplate, useRoutes } from \"@stackflow/plugin-history-sync\";\nimport type { ActivityComponentType } from \"@stackflow/react\";\nimport { useMemo } from \"react\";\n\nimport { useLoaders } from \"./LoadersContext\";\n\nexport type PreloadFunc<T extends { [activityName: string]: unknown }> = <\n  K extends Extract<keyof T, string>,\n>(\n  activityName: K,\n  activityParams: T[K] extends ActivityComponentType<infer U> ? U : {},\n  options?: {\n    activityContext?: {};\n  },\n) => any;\n\nexport type UsePreloaderOptions = {\n  urlPatternOptions?: UrlPatternOptions;\n};\n\nexport function usePreloader<T extends { [activityName: string]: unknown }>(\n  usePreloaderOptions?: UsePreloaderOptions,\n): {\n  preload: PreloadFunc<T>;\n} {\n  const loaders = useLoaders();\n  const routes = useRoutes();\n\n  return useMemo(\n    () => ({\n      preload(activityName, activityParams, options) {\n        const loader = loaders[activityName];\n\n        if (!loader) {\n          return null;\n        }\n\n        const match = routes.find((r) => r.activityName === activityName);\n\n        const template = match\n          ? makeTemplate(match, usePreloaderOptions?.urlPatternOptions)\n          : undefined;\n\n        const path = template?.fill(activityParams);\n\n        return loader({\n          activityParams,\n          activityContext: {\n            ...(path ? { path } : null),\n            ...options?.activityContext,\n          },\n        });\n      },\n    }),\n    [loaders],\n  );\n}\n", "import { createContext, useContext } from \"react\";\n\nimport type { Loader } from \"./Loader\";\n\nexport type LoadersMap = {\n  [activityName in string]?: Loader;\n};\n\nexport const LoadersContext = createContext<LoadersMap>({});\n\ninterface LoadersProviderProps {\n  loaders: LoadersMap;\n  children: React.ReactNode;\n}\nexport const LoadersProvider: React.FC<LoadersProviderProps> = (props) => (\n  <LoadersContext.Provider value={props.loaders}>\n    {props.children}\n  </LoadersContext.Provider>\n);\n\nLoadersProvider.displayName = \"LoadersProvider\";\n\nexport function useLoaders() {\n  return useContext(LoadersContext);\n}\n", "import type { PreloadFunc } from \"./usePreloader\";\nimport { usePreloader } from \"./usePreloader\";\n\nexport function createPreloader<\n  T extends { [activityName: string]: unknown },\n>(): {\n  usePreloader: () => { preload: PreloadFunc<T> };\n} {\n  return {\n    usePreloader,\n  };\n}\n", "import type {\n  ActivityComponentType,\n  StackflowReactPlugin,\n} from \"@stackflow/react\";\n\nimport type { Loader } from \"./Loader\";\nimport { LoadersProvider } from \"./LoadersContext\";\n\nexport type PreloadPluginOptions<\n  T extends { [activityName: string]: unknown },\n> = {\n  loaders: {\n    [key in Extract<keyof T, string>]?: T[key] extends ActivityComponentType<\n      infer U extends { [key in keyof U]: string | undefined }\n    >\n      ? Loader<U>\n      : Loader<{}>;\n  };\n};\n\nexport function preloadPlugin<T extends { [activityName: string]: unknown }>(\n  options: PreloadPluginOptions<T>,\n): StackflowReactPlugin<T> {\n  return () => ({\n    key: \"plugin-preload\",\n    wrapStack({ stack }) {\n      return (\n        <LoadersProvider loaders={options.loaders}>\n          {stack.render()}\n        </LoadersProvider>\n      );\n    },\n    overrideInitialEvents({ initialEvents, initialContext }) {\n      if (initialEvents.length === 0) {\n        return [];\n      }\n\n      return initialEvents.map((event) => {\n        if (event.name !== \"Pushed\") {\n          return event;\n        }\n\n        const { activityName, activityParams, activityContext } = event;\n\n        const loader = options.loaders[activityName];\n\n        if (!loader) {\n          return event;\n        }\n\n        const preloadRef = loader({\n          activityParams,\n          activityContext,\n          isInitialActivity: true,\n          initialContext,\n        });\n\n        return {\n          ...event,\n          activityContext: {\n            ...event.activityContext,\n            preloadRef,\n          },\n        };\n      });\n    },\n    onBeforePush({ actionParams, actions: { overrideActionParams } }) {\n      const { activityName, activityParams, activityContext } = actionParams;\n\n      const loader = options.loaders[activityName];\n\n      if (!loader) {\n        return;\n      }\n\n      const preloadRef = loader({\n        activityParams,\n        activityContext,\n      });\n\n      overrideActionParams({\n        ...actionParams,\n        activityContext: {\n          ...activityContext,\n          preloadRef,\n        },\n      });\n    },\n    onBeforeReplace({ actionParams, actions: { overrideActionParams } }) {\n      const { activityName, activityParams, activityContext } = actionParams;\n\n      const loader = options.loaders[activityName];\n\n      if (!loader) {\n        return;\n      }\n\n      const preloadRef = loader({\n        activityParams,\n        activityContext,\n      });\n\n      overrideActionParams({\n        ...actionParams,\n        activityContext: {\n          ...activityContext,\n          preloadRef,\n        },\n      });\n    },\n  });\n}\n", "import { useActivity } from \"@stackflow/react\";\n\n/**\n * Get current activity preload reference\n */\nexport function useActivityPreloadRef<T>(): T {\n  const activity = useActivity();\n  const activityContext = activity.context as any;\n\n  return activityContext?.preloadRef;\n}\n"],
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