feat(salaryAndBenefits): editable yearly salaries field with .csv upload

studio/components/SalaryCsvInput/SalariesInput.tsx

@@ -0,0 +1,146 @@
+import { set, StringInputProps } from "sanity";
+import { Box, Grid, Inline, Stack, Text, useTheme, useToast } from "@sanity/ui";
+import { ChangeEvent } from "react";
+import styles from "./salariesInput.module.css";
+import { UploadIcon } from "@sanity/icons";
+import {
+  salariesAsStoredString,
+  salariesFromCsvString,
+  salariesFromStoredString,
+} from "./salariesParseUtils";
+import { SalariesParseErrorsToastDescription } from "./SalariesParseErrorsToastDescription";
+import SalaryNumberInput from "./SalaryNumberInput";
+
+const UPLOAD_CSV_INPUT_ID = "upload-csv-input";
+
+export const SalariesInput = (props: StringInputProps) => {
+  const toast = useToast();
+  const theme = useTheme();
+  const prefersDark = theme.sanity.v2?.color._dark ?? false;
+
+  const salaries =
+    props.value === undefined
+      ? undefined
+      : salariesFromStoredString(props.value);
+
+  async function handleFileRead(e: ProgressEvent<FileReader>): Promise<void> {
+    const fileData = e.target?.result;
+    if (fileData === null || typeof fileData !== "string") {
+      toast.push({
+        title: "Invalid data",
+        description: "Verify the file content and try again.",
+        status: "error",
+      });
+      return;
+    }
+    const salariesParseResult = salariesFromCsvString(fileData);
+    if (!salariesParseResult.ok) {
+      toast.push({
+        title: "Invalid salaries data",
+        description: (
+          <SalariesParseErrorsToastDescription
+            errors={salariesParseResult.error}
+          />
+        ),
+        status: "error",
+      });
+      return;
+    }
+    props.onChange(set(salariesAsStoredString(salariesParseResult.value)));
+  }
+
+  function handleFileChange(e: ChangeEvent<HTMLInputElement>): void {
+    if (e.target.files !== null && e.target.files.length > 0) {
+      const file = e.target.files[0];
+      if (file.type === "text/csv") {
+        const reader = new FileReader();
+        reader.onload = handleFileRead;
+        reader.readAsText(file);
+      } else {
+        toast.push({
+          title: "Invalid salaries file type",
+          description: "Verify the file extension and try again.",
+          status: "error",
+        });
+      }
+    }
+    // reset to allow subsequent uploads of the same file
+    e.target.value = "";
+  }
+
+  function handleYearSalaryChange(year: string, salary: number): void {
+    props.onChange(
+      set(
+        salariesAsStoredString({
+          ...salaries,
+          [year]: salary,
+        }),
+      ),
+    );
+  }
+
+  return (
+    <Stack space={4} className={prefersDark ? styles.darkTheme : ""}>
+      <Inline space={2}>
+        <div>
+          {/*https://developer.mozilla.org/en-US/docs/Web/API/File_API/Using_files_from_web_applications#using_a_label_element_to_trigger_a_hidden_file_input_element*/}
+          <input
+            id={UPLOAD_CSV_INPUT_ID}
+            className={styles.uploadInput}
+            type={"file"}
+            onChange={handleFileChange}
+            accept=".csv"
+          />
+          <Box className={styles.uploadButtonWrapper}>
+            <button className={styles.uploadButton} tabIndex={-1}>
+              <label
+                htmlFor={UPLOAD_CSV_INPUT_ID}
+                className={styles.uploadButtonContent}
+              >
+                <UploadIcon
+                  color={"black"}
+                  className={styles.uploadButtonIcon}
+                />
+                <span className={styles.uploadButtonText}>Upload (.csv)</span>
+              </label>
+            </button>
+          </Box>
+        </div>
+        {salaries && Object.keys(salaries).length && (
+          <Text muted size={1}>
+            replaces all values below
+          </Text>
+        )}
+      </Inline>
+      {salaries && (
+        <Grid columns={[2]}>
+          {Object.entries(salaries)
+            .toSorted(([a], [b]) => Number(b) - Number(a))
+            .map(([year, salary], index) => (
+              <>
+                <div
+                  key={year}
+                  className={`${prefersDark ? styles.darkTheme : ""} ${styles.csvTableCell}`}
+                >
+                  <label htmlFor={`salary-number-input-${year}`}>
+                    <span className={styles.csvTableYearLabel}>{year}</span>
+                  </label>
+                </div>
+                <div
+                  key={`${year}-salary`}
+                  className={`${prefersDark ? styles.darkTheme : ""}  ${styles.csvTableCell}`}
+                >
+                  <SalaryNumberInput
+                    id={`salary-number-input-${year}`}
+                    value={salary}
+                    className={styles.csvTableSalaryInput}
+                    onChange={(s) => handleYearSalaryChange(year, s)}
+                  />
+                </div>
+              </>
+            ))}
+        </Grid>
+      )}
+    </Stack>
+  );
+};

studio/components/SalaryCsvInput/SalariesParseErrorsToastDescription.tsx

@@ -0,0 +1,36 @@
+import {
+  SalariesParseError,
+  SalariesParseErrorType,
+} from "./salariesParseUtils";
+
+function descriptionOfCsvParseError(error: SalariesParseError): string {
+  switch (error.error) {
+    case SalariesParseErrorType.INVALID_FORMAT:
+      return "File has invalid format";
+    case SalariesParseErrorType.NO_DATA:
+      return "File is empty";
+    case SalariesParseErrorType.INVALID_SHAPE:
+      return `Row ${error.rowNumber} has does not match format '{year},{salary}'`;
+    case SalariesParseErrorType.INVALID_DATA:
+      return `Row ${error.rowNumber} contains invalid data`;
+  }
+}
+
+export function SalariesParseErrorsToastDescription({
+  errors,
+  maxLines = 3,
+}: {
+  errors: SalariesParseError[];
+  maxLines?: number;
+}) {
+  return (
+    <div>
+      {errors.slice(0, maxLines).map((e, i) => (
+        <p key={i}>{descriptionOfCsvParseError(e)}</p>
+      ))}
+      {errors.length > maxLines && (
+        <p>+ {errors.length - maxLines} more errors</p>
+      )}
+    </div>
+  );
+}

studio/components/SalaryCsvInput/SalaryNumberInput.tsx

@@ -0,0 +1,35 @@
+import { HTMLProps, useState, ChangeEvent } from "react";
+import { VALID_SALARY_REGEX } from "./salariesParseUtils";
+
+type SalaryNumberInputProps = Omit<
+  HTMLProps<HTMLInputElement>,
+  "value" | "onChange"
+> & {
+  value: number;
+  onChange: (value: number) => void;
+};
+
+export default function SalaryNumberInput({
+  value,
+  onChange,
+  ...props
+}: SalaryNumberInputProps) {
+  const [rawValue, setRawValue] = useState<string>(value.toString());
+
+  function handleInputChange(e: ChangeEvent<HTMLInputElement>) {
+    const newRawValue = e.target.value;
+    setRawValue(newRawValue);
+    if (VALID_SALARY_REGEX.test(newRawValue)) {
+      onChange(Number(newRawValue));
+    }
+  }
+
+  return (
+    <input
+      type="number"
+      value={rawValue}
+      onChange={handleInputChange}
+      {...props}
+    />
+  );
+}

studio/components/SalaryCsvInput/salariesInput.module.css

@@ -0,0 +1,90 @@
+.uploadInput {
+  /* visually hidden input to still receive focus and support screen readers */
+  /* https://developer.mozilla.org/en-US/docs/Web/API/File_API/Using_files_from_web_applications#using_a_label_element_to_trigger_a_hidden_file_input_element */
+  position: absolute !important;
+  height: 1px;
+  width: 1px;
+  overflow: hidden;
+  clip: rect(1px, 1px, 1px, 1px);
+}
+
+.uploadInput:is(:focus, :focus-within) + * label {
+  outline: 2px solid var(--focus-color);
+}
+
+.uploadButtonWrapper {
+  display: flex;
+}
+
+.uploadButtonContent {
+  display: inline-flex !important;
+  align-items: center;
+  gap: 0.35rem;
+  padding: 0.45rem 0.6rem 0.45rem 0.5rem !important;
+  background-color: #252837; /* TODO: find Sanity Studio color variable */
+  border-radius: 0.1875rem;
+
+  &:hover {
+    background-color: #1b1d27; /* TODO: find Sanity Studio color variable */
+  }
+}
+
+.darkTheme .uploadButtonContent {
+  background-color: lightgray;
+}
+
+.uploadButton {
+  background: none;
+  border: none;
+  padding: 0;
+  font: inherit;
+}
+
+.uploadButtonIcon {
+  font-size: 1.35rem;
+  color: white;
+}
+
+.darkTheme .uploadButtonIcon {
+  color: black;
+}
+
+.uploadButtonText {
+  font-size: 0.8125rem;
+  color: white;
+}
+
+.darkTheme .uploadButtonText {
+  color: black;
+}
+
+.csvTableCell {
+  display: flex;
+  align-items: center;
+  font-size: 0.95rem;
+  padding: 0.25rem;
+}
+
+.csvTableCell:nth-child(4n + 1),
+.csvTableCell:nth-child(4n + 2) {
+  background-color: #f5f5f5;
+}
+
+.darkTheme .csvTableCell:nth-child(4n + 1),
+.darkTheme .csvTableCell:nth-child(4n + 2) {
+  background-color: #212121;
+}
+
+.csvTableSalaryInput {
+  border-radius: 4px;
+  border: 1px dotted #444;
+  padding: 0.5rem;
+  font-size: 0.95rem;
+  text-align: end;
+  width: 100%;
+  background-color: transparent;
+}
+
+.csvTableYearLabel {
+  padding: 0.5rem;
+}

studio/components/SalaryCsvInput/salariesParseUtils.tsx

@@ -0,0 +1,83 @@
+import { Result, ResultError, ResultOk } from "../../utils/result";
+
+export interface Salaries {
+  [year: string]: number;
+}
+
+const NON_EMPTY_DIGITS_ONLY_REGEX = new RegExp(/^\d+$/);
+export const VALID_SALARY_REGEX = NON_EMPTY_DIGITS_ONLY_REGEX;
+
+export enum SalariesParseErrorType {
+  INVALID_SHAPE,
+  INVALID_DATA,
+  NO_DATA,
+  INVALID_FORMAT,
+}
+
+export type SalariesParseError =
+  | {
+      error:
+        | SalariesParseErrorType.INVALID_SHAPE
+        | SalariesParseErrorType.INVALID_DATA;
+      rowNumber: number;
+    }
+  | {
+      error:
+        | SalariesParseErrorType.NO_DATA
+        | SalariesParseErrorType.INVALID_FORMAT;
+    };
+
+/**
+ Naive CSV parser for files with row format "{year},{salary}"
+ Does not handle cases like escaped special characters
+ (salary number must therefore not contain commas)
+ */
+export function salariesFromCsvString(
+  csvString: string,
+): Result<Salaries, SalariesParseError[]> {
+  const salaries: Salaries = {};
+  const errors: SalariesParseError[] = [];
+  const cleanCsvString = csvString.trim();
+  if (cleanCsvString.length === 0) {
+    return ResultError([{ error: SalariesParseErrorType.NO_DATA }]);
+  }
+  const rows = cleanCsvString.split("\n");
+  for (let i = 0; i < rows.length; i++) {
+    const cleanRow = rows[i]
+      .replace(/\s/g, "") // remove all whitespace
+      .replace(/,$/g, ""); // remove single trailing comma
+    const values = cleanRow.split(",");
+    if (values.length != 2) {
+      errors.push({
+        rowNumber: i,
+        error: SalariesParseErrorType.INVALID_SHAPE,
+      });
+      continue;
+    }
+    const [year, salary] = values;
+    if (
+      !(
+        NON_EMPTY_DIGITS_ONLY_REGEX.test(year) &&
+        VALID_SALARY_REGEX.test(salary)
+      )
+    ) {
+      errors.push({ rowNumber: i, error: SalariesParseErrorType.INVALID_DATA });
+      continue;
+    }
+    salaries[Number(year)] = Number(salary);
+  }
+  if (errors.length > 0) {
+    return ResultError(errors);
+  }
+  return Object.keys(salaries).length > 0
+    ? ResultOk(salaries)
+    : ResultError([{ error: SalariesParseErrorType.NO_DATA }]);
+}
+
+export function salariesAsStoredString(salaries: Salaries): string {
+  return JSON.stringify(salaries);
+}
+
+export function salariesFromStoredString(salaries: string): Salaries {
+  return JSON.parse(salaries);
+}