實作 Excel 匯出匯入題目管理
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269
app/api/questions/import/route.ts
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269
app/api/questions/import/route.ts
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import { NextRequest, NextResponse } from "next/server"
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import * as XLSX from "xlsx"
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import {
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createLogicQuestion,
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updateLogicQuestion,
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getAllLogicQuestions,
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clearLogicQuestions
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} from "@/lib/database/models/logic_question"
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import {
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createCreativeQuestion,
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updateCreativeQuestion,
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getAllCreativeQuestions,
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clearCreativeQuestions
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} from "@/lib/database/models/creative_question"
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// 定義解析結果介面
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interface ImportResult {
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success: boolean
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message: string
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data?: any[]
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errors?: string[]
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}
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// 解析邏輯題目
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function parseLogicQuestions(data: any[][]): ImportResult {
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const errors: string[] = []
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const questions: any[] = []
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// 跳過標題行
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for (let i = 1; i < data.length; i++) {
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const row = data[i]
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if (!row || row.length < 7) continue
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try {
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const question = {
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id: Number.parseInt(row[0]) || i,
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question: row[1]?.toString() || "",
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option_a: row[2]?.toString() || "",
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option_b: row[3]?.toString() || "",
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option_c: row[4]?.toString() || "",
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option_d: row[5]?.toString() || "",
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option_e: row[6]?.toString() || undefined,
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correct_answer: row[7]?.toString() || "",
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explanation: row[8]?.toString() || "",
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}
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// 驗證必填欄位
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if (
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!question.question ||
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!question.option_a ||
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!question.option_b ||
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!question.option_c ||
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!question.option_d ||
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!question.correct_answer
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) {
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errors.push(`第 ${i + 1} 行：缺少必填欄位`)
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continue
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}
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// 驗證正確答案格式
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const validAnswers = question.option_e ? ["A", "B", "C", "D", "E"] : ["A", "B", "C", "D"]
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if (!validAnswers.includes(question.correct_answer.toUpperCase())) {
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errors.push(`第 ${i + 1} 行：正確答案必須是 ${validAnswers.join("、")}`)
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continue
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}
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questions.push(question)
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} catch (error) {
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errors.push(`第 ${i + 1} 行：資料格式錯誤`)
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}
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}
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if (questions.length === 0) {
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return {
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success: false,
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message: "沒有找到有效的題目資料",
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errors,
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}
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}
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return {
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success: true,
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message: `成功解析 ${questions.length} 道題目`,
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data: questions,
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errors: errors.length > 0 ? errors : undefined,
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}
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}
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// 解析創意題目
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function parseCreativeQuestions(data: any[][]): ImportResult {
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const errors: string[] = []
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const questions: any[] = []
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// 跳過標題行
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for (let i = 1; i < data.length; i++) {
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const row = data[i]
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if (!row || row.length < 4) continue
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try {
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const question = {
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id: Number.parseInt(row[0]) || i,
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statement: row[1]?.toString() || "",
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category: (row[2]?.toString().toLowerCase() as any) || "innovation",
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is_reverse: row[3]?.toString().toLowerCase() === "是" || row[3]?.toString().toLowerCase() === "true",
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}
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// 驗證必填欄位
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if (!question.statement) {
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errors.push(`第 ${i + 1} 行：缺少陳述內容`)
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continue
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}
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// 驗證類別
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const validCategories = ["innovation", "imagination", "flexibility", "originality"]
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if (!validCategories.includes(question.category)) {
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errors.push(`第 ${i + 1} 行：類別必須是 innovation、imagination、flexibility 或 originality`)
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continue
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}
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questions.push(question)
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} catch (error) {
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errors.push(`第 ${i + 1} 行：資料格式錯誤`)
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}
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}
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if (questions.length === 0) {
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return {
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success: false,
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message: "沒有找到有效的題目資料",
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errors,
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}
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}
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return {
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success: true,
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message: `成功解析 ${questions.length} 道題目`,
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data: questions,
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errors: errors.length > 0 ? errors : undefined,
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}
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}
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export async function POST(request: NextRequest) {
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try {
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const formData = await request.formData()
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const file = formData.get("file") as File
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const type = formData.get("type") as "logic" | "creative"
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if (!file || !type) {
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return NextResponse.json(
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{ success: false, message: "缺少檔案或題目類型" },
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{ status: 400 }
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)
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}
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console.log(`開始處理 ${type} 題目匯入，檔案大小: ${file.size} bytes`)
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// 讀取檔案內容
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const arrayBuffer = await file.arrayBuffer()
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console.log(`檔案讀取完成，大小: ${arrayBuffer.byteLength} bytes`)
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// 根據檔案類型處理
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let jsonData
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if (file.name.endsWith('.csv')) {
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// 處理 CSV 檔案
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const text = new TextDecoder('utf-8').decode(arrayBuffer)
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const lines = text.split('\n').filter(line => line.trim())
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jsonData = lines.map(line => {
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// 簡單的 CSV 解析（處理引號包圍的欄位）
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const result = []
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let current = ''
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let inQuotes = false
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for (let i = 0; i < line.length; i++) {
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const char = line[i]
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if (char === '"') {
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inQuotes = !inQuotes
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} else if (char === ',' && !inQuotes) {
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result.push(current.trim())
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current = ''
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} else {
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current += char
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}
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}
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result.push(current.trim())
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return result
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})
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} else {
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// 處理 Excel 檔案
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const workbook = XLSX.read(arrayBuffer, { type: "array" })
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const sheetName = workbook.SheetNames[0]
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const worksheet = workbook.Sheets[sheetName]
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jsonData = XLSX.utils.sheet_to_json(worksheet, { header: 1 })
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}
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console.log(`資料解析完成，共 ${jsonData.length} 行`)
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// 解析資料
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let result
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if (type === "logic") {
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result = parseLogicQuestions(jsonData as any[][])
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} else {
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result = parseCreativeQuestions(jsonData as any[][])
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}
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console.log(`解析結果: ${result.success ? '成功' : '失敗'}, ${result.message}`)
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if (!result.success || !result.data) {
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return NextResponse.json({
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success: false,
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message: result.message,
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errors: result.errors
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})
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}
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if (type === "logic") {
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const questions = result.data as any[]
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// 清空現有邏輯題目
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await clearLogicQuestions()
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// 插入新題目
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for (const question of questions) {
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await createLogicQuestion({
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question: question.question,
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option_a: question.option_a,
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option_b: question.option_b,
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option_c: question.option_c,
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option_d: question.option_d,
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option_e: question.option_e || null,
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correct_answer: question.correct_answer,
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explanation: question.explanation
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})
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}
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return NextResponse.json({
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success: true,
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message: `成功匯入 ${questions.length} 道邏輯思維題目`,
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count: questions.length
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})
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} else {
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const questions = result.data as any[]
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// 清空現有創意題目
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await clearCreativeQuestions()
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// 插入新題目
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for (const question of questions) {
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await createCreativeQuestion({
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statement: question.statement,
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category: question.category,
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is_reverse: question.is_reverse
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})
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}
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return NextResponse.json({
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success: true,
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message: `成功匯入 ${questions.length} 道創意能力題目`,
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count: questions.length
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})
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}
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} catch (error) {
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console.error("匯入題目失敗:", error)
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return NextResponse.json(
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{ success: false, message: "匯入失敗，請檢查檔案格式" },
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{ status: 500 }
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)
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}
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}
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