import * as React from "react";
import List from "@mui/material/List";
import ListItem from "@mui/material/ListItem";
import ListItemButton from "@mui/material/ListItemButton";
import ListItemIcon from "@mui/material/ListItemIcon";
import ListItemText from "@mui/material/ListItemText";
import Checkbox from "@mui/material/Checkbox";
import IconButton from "@mui/material/IconButton";
import CommentIcon from "@mui/icons-material/Comment";
import InfoIcon from "@mui/icons-material/Info";
import GroupAddIcon from "@mui/icons-material/GroupAdd";
import { executeEvent } from "../../utils/events";
import { Box, Typography } from "@mui/material";
import { Spacer } from "../../common/Spacer";
import { getGroupNames } from "./UserListOfInvites";
import { CustomLoader } from "../../common/CustomLoader";
import VisibilityIcon from "@mui/icons-material/Visibility";
import { isMobile } from "../../App";

export const ListOfThreadPostsWatched = () => {
  const [posts, setPosts] = React.useState([]);
  const [loading, setLoading] = React.useState(true);

  const getPosts = async () => {
    try {
      await new Promise((res, rej) => {
        window.sendMessage("getThreadActivity", {})
        .then((response) => {
          if (!response?.error) {
            if (!response) {
              res(null);
              return;
            }
            const uniquePosts = response.reduce((acc, current) => {
              const x = acc.find(
                (item) => item?.thread?.threadId === current?.thread?.threadId
              );
              if (!x) {
                return acc.concat([current]);
              } else {
                return acc;
              }
            }, []);
            setPosts(uniquePosts);
            res(uniquePosts);
            return;
          }
          rej(response.error);
        })
        .catch((error) => {
          rej(error.message || "An error occurred");
        });
      
      });
    } catch (error) {
    } finally {
      setLoading(false);
    }
  };

  React.useEffect(() => {
    getPosts();
  }, []);

  return (
    <Box sx={{
      width: "100%",
      display: "flex",
      flexDirection: "column",
      alignItems: 'center'
    }}>
      <Box
        sx={{
          width: "322px",
          display: "flex",
          flexDirection: "column",
          padding: '0px 20px',

        }}
      >
        <Typography
          sx={{
            fontSize: "13px",
            fontWeight: 600,
          }}
        >
          New Thread Posts:
        </Typography>
        <Spacer height="10px" /> 
      </Box>

      <Box
        sx={{
          width: "322px",
          height: isMobile ? "165px" : "250px",
          display: "flex",
          flexDirection: "column",
          bgcolor: "background.paper",
          padding: "20px",
          borderRadius: '19px'
        }}
      >
        {loading && posts.length === 0 && (
          <Box
            sx={{
              width: "100%",
              display: "flex",
              justifyContent: "center",
            }}
          >
            <CustomLoader />
          </Box>
        )}
        {!loading && posts.length === 0 && (
          <Box
            sx={{
              width: "100%",
              display: "flex",
              justifyContent: "center",
              alignItems: 'center',
              height: '100%',
           
            }}
          >
            <Typography
              sx={{
                fontSize: "11px",
                fontWeight: 400,
                color: 'rgba(255, 255, 255, 0.2)'
              }}
            >
              Nothing to display
            </Typography>
          </Box>
        )}
        {posts?.length > 0 && (
               <List
               sx={{
                 width: "100%",
                 maxWidth: 360,
                 bgcolor: "background.paper",
                 maxHeight: "300px",
                 overflow: "auto",
               }}
             >
               {posts?.map((post) => {
                 return (
                   <ListItem
                     key={post?.thread?.threadId}
                     onClick={() => {
                       executeEvent("openThreadNewPost", {
                         data: post,
                       });
                     }}
                     disablePadding
                     secondaryAction={
                       <IconButton edge="end" aria-label="comments">
                         <VisibilityIcon
                           sx={{
                             color: "red",
                           }}
                         />
                       </IconButton>
                     }
                   >
                     <ListItemButton disableRipple role={undefined} dense>
                       <ListItemText
                         primary={`New post in ${post?.thread?.threadData?.title}`}
                       />
                     </ListItemButton>
                   </ListItem>
                 );
               })}
             </List>
        )}
   
      </Box>
    </Box>
  );
};