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src/lib/parser.ts

@@ -1,11 +1,59 @@
 import * as d3 from "d3";
 
-export interface ResponseData {
-  id: number;
-  question: string;
-  response: string;
+function mapSkillToNumber(skill: string): number {
+  const skills: { [key: string]: number } = {
+    "Gar nicht qualifiziert": 0,
+    "Leicht qualifiziert": 1,
+    "Mäßig qualifiziert": 2,
+    "Sehr qualifiziert": 3,
+    "Äußerst qualifiziert": 4,
+  };
+  return skills[skill] !== undefined ? skills[skill] : -1;
 }
 
-export function parseCSV(csv: string): d3.DSVRowArray<string> {
-  return d3.csvParse(csv);
+const sheet_id = "12pGfvJx0SQmb6mnnVygmZsEeLZ6bFrpZvq8GYw2oX9E";
+const sheet_name = "Responses";
+const url = `https://docs.google.com/spreadsheets/d/${sheet_id}/gviz/tq?tqx=out:csv&sheet=${sheet_name}`;
+
+export interface ResponseData {
+  timestamp: number;
+  position: string;
+  question: string;
+  response: number;
+}
+
+export function parseCSV(csv: string): ResponseData[] {
+  const rowConverter = (row: d3.DSVRowString): ResponseData[] => {
+    const responses: { [key: string]: number } = {};
+    Object.keys(row).forEach((key) => {
+      // Likert scale responses have their group name in square brackets at the end of the column name
+      const m = key.match(/\[([^\]]+)\]$/);
+      if (m) {
+        const category = m[1];
+        responses[category] = mapSkillToNumber(row[key]);
+      }
+    });
+    return Object.entries(responses).flatMap(([category, response]) => ({
+      timestamp: new Date(row["Timestamp"]).getTime(),
+      position: row["Position"],
+      question: category,
+      response: response,
+    }));
+  };
+  const rows = d3.csvParse(csv, rowConverter);
+  console.log("Parsed rows:", rows);
+  return rows.flatMap((row) => row);
+}
+
+export function fetchGoogleSheet() {
+  return fetch(url)
+    .then((response) => {
+      if (!response.ok) {
+        throw new Error(`HTTP error! status: ${response.status}`);
+      }
+      return response.text();
+    })
+    .then((csv) => {
+      return parseCSV(csv);
+    });
 }