Initial commit

lib/utils/excel-parser.ts

@@ -0,0 +1,180 @@
+import * as XLSX from "xlsx"
+
+export interface LogicQuestionImport {
+  id: number
+  question: string
+  optionA: string
+  optionB: string
+  optionC: string
+  optionD: string
+  correctAnswer: string
+  explanation?: string
+}
+
+export interface CreativeQuestionImport {
+  id: number
+  statement: string
+  category: "innovation" | "imagination" | "flexibility" | "originality"
+  isReverse: boolean
+}
+
+export interface ImportResult {
+  success: boolean
+  message: string
+  data?: LogicQuestionImport[] | CreativeQuestionImport[]
+  errors?: string[]
+}
+
+export function parseExcelFile(file: File, type: "logic" | "creative"): Promise<ImportResult> {
+  return new Promise((resolve) => {
+    const reader = new FileReader()
+
+    reader.onload = (e) => {
+      try {
+        const data = new Uint8Array(e.target?.result as ArrayBuffer)
+        const workbook = XLSX.read(data, { type: "array" })
+        const sheetName = workbook.SheetNames[0]
+        const worksheet = workbook.Sheets[sheetName]
+        const jsonData = XLSX.utils.sheet_to_json(worksheet, { header: 1 })
+
+        if (type === "logic") {
+          const result = parseLogicQuestions(jsonData as any[][])
+          resolve(result)
+        } else {
+          const result = parseCreativeQuestions(jsonData as any[][])
+          resolve(result)
+        }
+      } catch (error) {
+        resolve({
+          success: false,
+          message: "檔案解析失敗，請檢查檔案格式",
+          errors: [error instanceof Error ? error.message : "未知錯誤"],
+        })
+      }
+    }
+
+    reader.onerror = () => {
+      resolve({
+        success: false,
+        message: "檔案讀取失敗",
+        errors: ["無法讀取檔案"],
+      })
+    }
+
+    reader.readAsArrayBuffer(file)
+  })
+}
+
+function parseLogicQuestions(data: any[][]): ImportResult {
+  const errors: string[] = []
+  const questions: LogicQuestionImport[] = []
+
+  // 跳過標題行
+  for (let i = 1; i < data.length; i++) {
+    const row = data[i]
+    if (!row || row.length < 7) continue
+
+    try {
+      const question: LogicQuestionImport = {
+        id: Number.parseInt(row[0]) || i,
+        question: row[1]?.toString() || "",
+        optionA: row[2]?.toString() || "",
+        optionB: row[3]?.toString() || "",
+        optionC: row[4]?.toString() || "",
+        optionD: row[5]?.toString() || "",
+        correctAnswer: row[6]?.toString() || "",
+        explanation: row[7]?.toString() || "",
+      }
+
+      // 驗證必填欄位
+      if (
+        !question.question ||
+        !question.optionA ||
+        !question.optionB ||
+        !question.optionC ||
+        !question.optionD ||
+        !question.correctAnswer
+      ) {
+        errors.push(`第 ${i + 1} 行：缺少必填欄位`)
+        continue
+      }
+
+      // 驗證正確答案格式
+      if (!["A", "B", "C", "D"].includes(question.correctAnswer.toUpperCase())) {
+        errors.push(`第 ${i + 1} 行：正確答案必須是 A、B、C 或 D`)
+        continue
+      }
+
+      questions.push(question)
+    } catch (error) {
+      errors.push(`第 ${i + 1} 行：資料格式錯誤`)
+    }
+  }
+
+  if (questions.length === 0) {
+    return {
+      success: false,
+      message: "沒有找到有效的題目資料",
+      errors,
+    }
+  }
+
+  return {
+    success: true,
+    message: `成功解析 ${questions.length} 道題目`,
+    data: questions,
+    errors: errors.length > 0 ? errors : undefined,
+  }
+}
+
+function parseCreativeQuestions(data: any[][]): ImportResult {
+  const errors: string[] = []
+  const questions: CreativeQuestionImport[] = []
+
+  // 跳過標題行
+  for (let i = 1; i < data.length; i++) {
+    const row = data[i]
+    if (!row || row.length < 4) continue
+
+    try {
+      const question: CreativeQuestionImport = {
+        id: Number.parseInt(row[0]) || i,
+        statement: row[1]?.toString() || "",
+        category: (row[2]?.toString().toLowerCase() as any) || "innovation",
+        isReverse: row[3]?.toString().toLowerCase() === "是" || row[3]?.toString().toLowerCase() === "true",
+      }
+
+      // 驗證必填欄位
+      if (!question.statement) {
+        errors.push(`第 ${i + 1} 行：缺少陳述內容`)
+        continue
+      }
+
+      // 驗證類別
+      const validCategories = ["innovation", "imagination", "flexibility", "originality"]
+      if (!validCategories.includes(question.category)) {
+        errors.push(`第 ${i + 1} 行：類別必須是 innovation、imagination、flexibility 或 originality`)
+        continue
+      }
+
+      questions.push(question)
+    } catch (error) {
+      errors.push(`第 ${i + 1} 行：資料格式錯誤`)
+    }
+  }
+
+  if (questions.length === 0) {
+    return {
+      success: false,
+      message: "沒有找到有效的題目資料",
+      errors,
+    }
+  }
+
+  return {
+    success: true,
+    message: `成功解析 ${questions.length} 道題目`,
+    data: questions,
+    errors: errors.length > 0 ? errors : undefined,
+  }
+}