|
| 1 | +import { |
| 2 | + Autocomplete, |
| 3 | + Box, |
| 4 | + Button, |
| 5 | + Chip, |
| 6 | + Grid2, |
| 7 | + IconButton, |
| 8 | + InputAdornment, |
| 9 | + ListItemIcon, |
| 10 | + Menu, |
| 11 | + MenuItem, |
| 12 | + Stack, |
| 13 | + Table, |
| 14 | + TableBody, |
| 15 | + TableCell, |
| 16 | + TableContainer, |
| 17 | + TableHead, |
| 18 | + TablePagination, |
| 19 | + TableRow, |
| 20 | + TextField, |
| 21 | + Typography, |
| 22 | + useTheme, |
| 23 | +} from "@mui/material"; |
| 24 | +import { useEffect, useReducer, useState } from "react"; |
| 25 | +import AppMargin from "../../components/AppMargin"; |
| 26 | +import { useNavigate } from "react-router-dom"; |
| 27 | +import reducer, { |
| 28 | + deleteQuestionById, |
| 29 | + getQuestionList, |
| 30 | + initialState, |
| 31 | +} from "../../reducers/questionReducer"; |
| 32 | +import { categoryList, complexityList } from "../../utils/constants"; |
| 33 | +import useDebounce from "../../utils/debounce"; |
| 34 | +import { blue, grey } from "@mui/material/colors"; |
| 35 | +import { Add, Delete, Edit, MoreVert, Search } from "@mui/icons-material"; |
| 36 | + |
| 37 | +// TODO: get dynamic category list from DB |
| 38 | + |
| 39 | +const tableHeaders = ["Title", "Complexity", "Categories"]; |
| 40 | +const searchCharacterLimit = 255; |
| 41 | +const categorySelectionLimit = 10; |
| 42 | +const rowsPerPage = 10; |
| 43 | +const isAdmin = false; // TODO: check using auth context |
| 44 | + |
| 45 | +const QuestionList: React.FC = () => { |
| 46 | + const [page, setPage] = useState<number>(0); |
| 47 | + const [searchInput, setSearchInput] = useState<string>(""); |
| 48 | + const [searchFilter, setSearchFilter] = useDebounce<string>("", 1000); |
| 49 | + const [complexityFilter, setComplexityFilter] = useDebounce<string[]>([], 1000); |
| 50 | + const [categoryFilter, setCategoryFilter] = useDebounce<string[]>([], 1000); |
| 51 | + const [selectedCategories, setSelectedCategories] = useState<string[]>([]); |
| 52 | + const [state, dispatch] = useReducer(reducer, initialState); |
| 53 | + const navigate = useNavigate(); |
| 54 | + const theme = useTheme(); |
| 55 | + |
| 56 | + // For handling edit / delete question for the admin user |
| 57 | + const [anchorEl, setAnchorEl] = useState<HTMLElement | null>(null); |
| 58 | + const menuOpen = Boolean(anchorEl); |
| 59 | + const handleMenuOpen = (event: React.MouseEvent<HTMLElement>) => { |
| 60 | + setAnchorEl(event.currentTarget); |
| 61 | + }; |
| 62 | + const handleMenuClose = () => { |
| 63 | + setAnchorEl(null); |
| 64 | + }; |
| 65 | + const handleQuestionDelete = (questionId: string) => { |
| 66 | + // TODO |
| 67 | + // handleMenuClose(); |
| 68 | + deleteQuestionById(questionId, dispatch); |
| 69 | + }; |
| 70 | + |
| 71 | + useEffect(() => { |
| 72 | + getQuestionList( |
| 73 | + page, |
| 74 | + rowsPerPage, |
| 75 | + searchFilter, |
| 76 | + complexityFilter, |
| 77 | + categoryFilter, |
| 78 | + dispatch |
| 79 | + ); |
| 80 | + }, [page, searchFilter, complexityFilter, categoryFilter]); |
| 81 | + |
| 82 | + return ( |
| 83 | + <AppMargin> |
| 84 | + <Box sx={{ marginTop: theme.spacing(4), marginBottom: theme.spacing(4) }}> |
| 85 | + <Stack |
| 86 | + direction="row" |
| 87 | + sx={{ justifyContent: "space-between", alignItems: "center" }} |
| 88 | + > |
| 89 | + <Typography component="h1" variant="h3"> |
| 90 | + Questions |
| 91 | + </Typography> |
| 92 | + {isAdmin && ( |
| 93 | + <Button |
| 94 | + variant="contained" |
| 95 | + disableElevation |
| 96 | + startIcon={<Add />} |
| 97 | + sx={{ height: 40 }} |
| 98 | + onClick={() => navigate("new")} |
| 99 | + > |
| 100 | + Create |
| 101 | + </Button> |
| 102 | + )} |
| 103 | + </Stack> |
| 104 | + <Grid2 |
| 105 | + container |
| 106 | + rowSpacing={1} |
| 107 | + columnSpacing={2} |
| 108 | + sx={{ |
| 109 | + marginTop: theme.spacing(2), |
| 110 | + "& fieldset": { borderRadius: theme.spacing(2.5) }, |
| 111 | + "& .MuiTextField-root": { width: "100%" }, |
| 112 | + }} |
| 113 | + > |
| 114 | + <Grid2 size={12}> |
| 115 | + <TextField |
| 116 | + slotProps={{ |
| 117 | + input: { |
| 118 | + endAdornment: ( |
| 119 | + <InputAdornment position="end"> |
| 120 | + <IconButton type="button"> |
| 121 | + <Search /> |
| 122 | + </IconButton> |
| 123 | + </InputAdornment> |
| 124 | + ), |
| 125 | + }, |
| 126 | + htmlInput: { |
| 127 | + maxLength: searchCharacterLimit, |
| 128 | + }, |
| 129 | + formHelperText: { |
| 130 | + sx: { textAlign: "right" }, |
| 131 | + }, |
| 132 | + }} |
| 133 | + label="Title" |
| 134 | + onChange={(input) => { |
| 135 | + setSearchInput(input.target.value); |
| 136 | + setSearchFilter(input.target.value); |
| 137 | + }} |
| 138 | + helperText={ |
| 139 | + searchInput.length + ` / ${searchCharacterLimit} characters` |
| 140 | + } |
| 141 | + disabled={state.questions.length === 0} |
| 142 | + /> |
| 143 | + </Grid2> |
| 144 | + <Grid2 size={4}> |
| 145 | + <Autocomplete |
| 146 | + multiple |
| 147 | + disableCloseOnSelect |
| 148 | + options={complexityList} |
| 149 | + onChange={(_, selectedOptions) => { |
| 150 | + setComplexityFilter(selectedOptions); |
| 151 | + }} |
| 152 | + renderInput={(params) => ( |
| 153 | + <TextField {...params} label="Complexity" /> |
| 154 | + )} |
| 155 | + disabled={state.questions.length === 0} |
| 156 | + /> |
| 157 | + </Grid2> |
| 158 | + <Grid2 size={8}> |
| 159 | + <Autocomplete |
| 160 | + multiple |
| 161 | + disableCloseOnSelect |
| 162 | + options={categoryList} |
| 163 | + getOptionDisabled={(option) => |
| 164 | + selectedCategories.length > categorySelectionLimit && |
| 165 | + !selectedCategories.includes(option as string) |
| 166 | + } |
| 167 | + onChange={(_, selectedOptions) => { |
| 168 | + setSelectedCategories(selectedOptions); |
| 169 | + setCategoryFilter(selectedOptions); |
| 170 | + }} |
| 171 | + renderInput={(params) => ( |
| 172 | + <TextField |
| 173 | + {...params} |
| 174 | + label="Category" |
| 175 | + helperText={ |
| 176 | + selectedCategories.length + |
| 177 | + ` / ${categorySelectionLimit} selections` |
| 178 | + } |
| 179 | + slotProps={{ |
| 180 | + formHelperText: { |
| 181 | + sx: { textAlign: "right" }, |
| 182 | + }, |
| 183 | + }} |
| 184 | + /> |
| 185 | + )} |
| 186 | + disabled={state.questions.length === 0} |
| 187 | + /> |
| 188 | + </Grid2> |
| 189 | + </Grid2> |
| 190 | + <TableContainer> |
| 191 | + <Table |
| 192 | + sx={{ |
| 193 | + "& .MuiTableCell-root": { padding: theme.spacing(1.2) }, |
| 194 | + whiteSpace: "nowrap", |
| 195 | + }} |
| 196 | + > |
| 197 | + <TableHead> |
| 198 | + <TableRow> |
| 199 | + {tableHeaders.map((header) => ( |
| 200 | + <TableCell key={header}> |
| 201 | + <Typography component="span" variant="h5"> |
| 202 | + {header} |
| 203 | + </Typography> |
| 204 | + </TableCell> |
| 205 | + ))} |
| 206 | + </TableRow> |
| 207 | + </TableHead> |
| 208 | + <TableBody> |
| 209 | + {state.questions.slice(0, rowsPerPage).map((question) => ( |
| 210 | + <TableRow key={question.questionId}> |
| 211 | + <TableCell |
| 212 | + sx={{ |
| 213 | + width: "50%", |
| 214 | + maxWidth: "250px", |
| 215 | + overflow: "hidden", |
| 216 | + textOverflow: "ellipsis", |
| 217 | + }} |
| 218 | + > |
| 219 | + <Typography |
| 220 | + component="span" |
| 221 | + sx={{ |
| 222 | + "&:hover": { cursor: "pointer", color: "primary.main" }, |
| 223 | + }} |
| 224 | + onClick={() => navigate(`${question.questionId}`)} |
| 225 | + > |
| 226 | + {question.title} |
| 227 | + </Typography> |
| 228 | + </TableCell> |
| 229 | + <TableCell |
| 230 | + sx={{ |
| 231 | + borderLeft: "1px solid #E0E0E0", |
| 232 | + borderRight: "1px solid #E0E0E0", |
| 233 | + }} |
| 234 | + > |
| 235 | + <Typography |
| 236 | + component="span" |
| 237 | + sx={{ |
| 238 | + color: |
| 239 | + question.complexity === "Easy" |
| 240 | + ? "success.main" |
| 241 | + : question.complexity === "Medium" |
| 242 | + ? "#D2C350" |
| 243 | + : question.complexity === "Hard" |
| 244 | + ? "error.main" |
| 245 | + : grey[500], |
| 246 | + }} |
| 247 | + > |
| 248 | + {question.complexity} |
| 249 | + </Typography> |
| 250 | + </TableCell> |
| 251 | + <TableCell |
| 252 | + sx={{ |
| 253 | + width: "50%", |
| 254 | + maxWidth: "250px", |
| 255 | + overflow: "auto", |
| 256 | + }} |
| 257 | + > |
| 258 | + <Stack direction="row"> |
| 259 | + {question.categories.map((category) => ( |
| 260 | + <Chip |
| 261 | + key={category} |
| 262 | + label={category} |
| 263 | + color="primary" |
| 264 | + sx={{ |
| 265 | + marginLeft: theme.spacing(0.5), |
| 266 | + marginRight: theme.spacing(0.5), |
| 267 | + }} |
| 268 | + /> |
| 269 | + ))} |
| 270 | + <Chip |
| 271 | + sx={{ visibility: "hidden", width: theme.spacing(0.5) }} |
| 272 | + /> |
| 273 | + </Stack> |
| 274 | + </TableCell> |
| 275 | + {isAdmin && ( |
| 276 | + <TableCell sx={{ borderTop: "1px solid #E0E0E0" }}> |
| 277 | + <IconButton type="button" onClick={handleMenuOpen}> |
| 278 | + <MoreVert /> |
| 279 | + </IconButton> |
| 280 | + <Menu |
| 281 | + anchorEl={anchorEl} |
| 282 | + open={menuOpen} |
| 283 | + onClose={handleMenuClose} |
| 284 | + > |
| 285 | + <MenuItem |
| 286 | + onClick={() => |
| 287 | + navigate(`${question.questionId}/edit`) |
| 288 | + } |
| 289 | + > |
| 290 | + <ListItemIcon> |
| 291 | + <Edit |
| 292 | + sx={{ fontSize: "large", color: blue[800] }} |
| 293 | + /> |
| 294 | + </ListItemIcon> |
| 295 | + Edit |
| 296 | + </MenuItem> |
| 297 | + <MenuItem |
| 298 | + onClick={() => |
| 299 | + handleQuestionDelete(question.questionId) |
| 300 | + } |
| 301 | + > |
| 302 | + <ListItemIcon> |
| 303 | + <Delete |
| 304 | + sx={{ fontSize: "large", color: "error.main" }} |
| 305 | + /> |
| 306 | + </ListItemIcon> |
| 307 | + Delete |
| 308 | + </MenuItem> |
| 309 | + </Menu> |
| 310 | + </TableCell> |
| 311 | + )} |
| 312 | + </TableRow> |
| 313 | + ))} |
| 314 | + </TableBody> |
| 315 | + </Table> |
| 316 | + </TableContainer> |
| 317 | + <TablePagination |
| 318 | + rowsPerPageOptions={[rowsPerPage]} |
| 319 | + component="div" |
| 320 | + count={state.questionCount} |
| 321 | + rowsPerPage={rowsPerPage} |
| 322 | + page={page} |
| 323 | + onPageChange={(_, page) => setPage(page)} |
| 324 | + /> |
| 325 | + {state.questions.length === 0 && ( |
| 326 | + <Stack |
| 327 | + direction="column" |
| 328 | + spacing={1} |
| 329 | + sx={{ alignItems: "center", fontStyle: "italic" }} |
| 330 | + > |
| 331 | + <Typography> |
| 332 | + Unfortunately, there are no questions available now. |
| 333 | + </Typography> |
| 334 | + <Typography> |
| 335 | + {isAdmin |
| 336 | + ? "Create questions using the 'Create' button above." |
| 337 | + : "Please try again later!"} |
| 338 | + </Typography> |
| 339 | + </Stack> |
| 340 | + )} |
| 341 | + </Box> |
| 342 | + </AppMargin> |
| 343 | + ); |
| 344 | +}; |
| 345 | + |
| 346 | +export default QuestionList; |
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