import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
import api from '../api/client';

export const useSite = () => {
  return useQuery({
    queryKey: ['site'],
    queryFn: async () => {
      const response = await api.get('/sites/me/');
      return response.data;
    },
  });
};

export const usePages = () => {
  return useQuery({
    queryKey: ['pages'],
    queryFn: async () => {
      const response = await api.get('/sites/me/pages/');
      return response.data;
    },
  });
};

export const usePage = (pageId: string) => {
  return useQuery({
    queryKey: ['page', pageId],
    queryFn: async () => {
      const response = await api.get(`/pages/${pageId}/`);
      return response.data;
    },
    enabled: !!pageId,
  });
};

export const useUpdatePage = () => {
  const queryClient = useQueryClient();
  return useMutation({
    mutationFn: async ({ id, data }: { id: string; data: any }) => {
      const response = await api.patch(`/pages/${id}/`, data);
      return response.data;
    },
    onSuccess: (data, variables) => {
      queryClient.invalidateQueries({ queryKey: ['page', variables.id] });
      queryClient.invalidateQueries({ queryKey: ['pages'] });
    },
  });
};

export const useCreatePage = () => {
  const queryClient = useQueryClient();
  return useMutation({
    mutationFn: async (data: { title: string; slug?: string; is_home?: boolean }) => {
      const response = await api.post('/sites/me/pages/', data);
      return response.data;
    },
    onSuccess: () => {
      queryClient.invalidateQueries({ queryKey: ['pages'] });
    },
  });
};

export const useDeletePage = () => {
  const queryClient = useQueryClient();
  return useMutation({
    mutationFn: async (id: string) => {
      await api.delete(`/pages/${id}/`);
    },
    onSuccess: () => {
      queryClient.invalidateQueries({ queryKey: ['pages'] });
    },
  });
};

export const usePublicPage = () => {
  return useQuery({
    queryKey: ['publicPage'],
    queryFn: async () => {
      const response = await api.get('/public/page/');
      return response.data;
    },
    retry: false,
  });
};

export const useSiteConfig = () => {
  return useQuery({
    queryKey: ['siteConfig'],
    queryFn: async () => {
      const response = await api.get('/sites/me/config/');
      return response.data;
    },
  });
};

export const useUpdateSiteConfig = () => {
  const queryClient = useQueryClient();
  return useMutation({
    mutationFn: async (data: {
      theme?: Record<string, unknown>;
      header?: Record<string, unknown>;
      footer?: Record<string, unknown>;
    }) => {
      const response = await api.patch('/sites/me/config/', data);
      return response.data;
    },
    onSuccess: () => {
      queryClient.invalidateQueries({ queryKey: ['siteConfig'] });
    },
  });
};

export const usePublicSiteConfig = () => {
  return useQuery({
    queryKey: ['publicSiteConfig'],
    queryFn: async () => {
      const response = await api.get('/public/site-config/');
      return response.data;
    },
    retry: false,
  });
};