import React, { useCallback, useState } from "react";
import {
  Box,
  Card,
  CardContent,
  Grid,
  ToggleButton,
  ToggleButtonGroup,
  ToggleButtonProps,
  Tooltip,
  Typography,
} from "@mui/material";
import { useTranslation } from "react-i18next";
import { manhourFormatter } from "@/app/utils/formatUtil";
import { AssignedProject } from "@/app/api/projects";
import { TableRows, ViewModule, TableChart } from "@mui/icons-material";
import ProjectTable from "./ProjectTable";

export interface Props {
  projects: AssignedProject[];
  maintainNormalStaffWorkspaceAbility?: boolean;
  maintainManagementStaffWorkspaceAbility?: boolean;
}

const ProjectGrid: React.FC<Props> = ({
  projects,
  maintainNormalStaffWorkspaceAbility,
  maintainManagementStaffWorkspaceAbility,
}) => {
  const { t } = useTranslation("home");
  const [view, setView] = useState<"grid" | "list" | "table">("grid");

  const handleViewChange = useCallback<
    NonNullable<ToggleButtonProps["onChange"]>
  >((e, value) => {
    if (value) {
      setView(value);
    }
  }, []);

  return (
    <Box>
      <ToggleButtonGroup
        color="primary"
        value={view}
        exclusive
        onChange={handleViewChange}
        sx={{ marginBlockEnd: 2 }}
      >
        <ToggleButton value="grid">
          <Tooltip title={t("Grid view")}>
            <ViewModule />
          </Tooltip>
        </ToggleButton>
        <ToggleButton value="list">
          <Tooltip title={t("List view")}>
            <TableRows />
          </Tooltip>
        </ToggleButton>
        <ToggleButton value="table">
          <Tooltip title={t("Table view")}>
            <TableChart />
          </Tooltip>
        </ToggleButton>
      </ToggleButtonGroup>
      {view === "table" ? (
        <ProjectTable
          projects={projects}
          maintainManagementStaffWorkspaceAbility={
            maintainManagementStaffWorkspaceAbility
          }
          maintainNormalStaffWorkspaceAbility={
            maintainNormalStaffWorkspaceAbility
          }
        />
      ) : (
        <Grid
          container
          columns={view === "list" ? 4 : { xs: 4, sm: 8, md: 12, lg: 16 }}
          spacing={2}
          alignItems="stretch"
        >
          {projects.map((project, idx) => (
            <Grid key={`${project.code}${idx}`} item xs={4}>
              <Card sx={{ height: "100%" }}>
                <CardContent
                  sx={{
                    display: "flex",
                    flexDirection: "column",
                    height: "100%",
                  }}
                >
                  <Typography variant="overline">{project.code}</Typography>
                  <Typography
                    variant="h6"
                    sx={{
                      marginBlockEnd: 3,
                    }}
                  >
                    {project.name}
                  </Typography>
                  {/* Spacer */}
                  <Box sx={{ flex: 1 }} />
                  {/* Hours Spent */}
                  {(Boolean(maintainNormalStaffWorkspaceAbility) ||
                    Boolean(maintainManagementStaffWorkspaceAbility)) && (
                    <>
                      <Typography variant="subtitle2">
                        {t("Hours Spent:")}
                      </Typography>
                      <Box
                        sx={{
                          display: "flex",
                          justifyContent: "space-between",
                          alignItems: "baseline",
                        }}
                      >
                        <Typography variant="caption">{t("Normal")}</Typography>
                        <Typography>
                          {manhourFormatter.format(
                            Boolean(maintainManagementStaffWorkspaceAbility)
                              ? project.hoursSpent
                              : project.currentStaffHoursSpent,
                          )}
                        </Typography>
                      </Box>
                      <Box
                        sx={{
                          display: "flex",
                          justifyContent: "space-between",
                          alignItems: "baseline",
                        }}
                      >
                        <Typography variant="caption">{t("Others")}</Typography>
                        <Typography>{`${manhourFormatter.format(
                          Boolean(maintainManagementStaffWorkspaceAbility)
                            ? project.hoursSpentOther
                            : project.currentStaffHoursSpentOther,
                        )}`}</Typography>
                      </Box>
                    </>
                  )}
                  {/* Hours Allocated */}
                  {Boolean(maintainManagementStaffWorkspaceAbility) && (
                    <Box
                      sx={{
                        display: "flex",
                        justifyContent: "space-between",
                        alignItems: "baseline",
                      }}
                    >
                      <Typography
                        variant="subtitle2"
                        sx={{ marginBlockStart: 2 }}
                      >
                        {t("Hours Allocated:")}
                      </Typography>
                      <Typography>
                        {manhourFormatter.format(project.hoursAllocated)}
                      </Typography>
                    </Box>
                  )}
                </CardContent>
              </Card>
            </Grid>
          ))}
        </Grid>
      )}
    </Box>
  );
};

export default ProjectGrid;