122 lines
3.9 KiB
Go
122 lines
3.9 KiB
Go
// confirm-backfilled-pdd-availability 把三个固定 Excel 的完整 PDD 规格确认为可采购候选。
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// 默认只预览；只有显式传入 -apply 才写数据库。
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package main
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import (
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"encoding/json"
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"flag"
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"fmt"
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"log"
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"os"
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"time"
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"cmautobuy/admin/config"
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"cmautobuy/admin/repository"
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"cmautobuy/admin/service"
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)
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type backupFile struct {
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Shop string `json:"shop"`
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GeneratedAt string `json:"generated_at"`
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Files []string `json:"files"`
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Items []backupItem `json:"items"`
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}
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type backupItem struct {
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PDDGoodsID string `json:"pdd_goods_id"`
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OriginalSKUsJSON string `json:"original_skus_json"`
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OriginalCollectStatus string `json:"original_collect_status"`
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OriginalCollectMsg *string `json:"original_collect_msg"`
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OriginalArtifactRef *string `json:"original_artifact_ref"`
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OriginalCollectedAt *string `json:"original_collected_at"`
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OriginalUpdatedAt string `json:"original_updated_at"`
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}
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func main() {
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dir := flag.String("dir", "../raw_data", "三个固定 Excel 所在目录")
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apply := flag.Bool("apply", false, "实际写入；不传时只做 dry-run")
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flag.Parse()
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if flag.NArg() != 0 {
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log.Fatal("不接受额外文件参数；只会读取 -dir 下三个固定文件名")
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}
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sources, err := service.LoadXLSXPriceSources(*dir)
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if err != nil {
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log.Fatalf("读取三个固定 Excel 失败: %v", err)
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}
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cfg, err := config.LoadDatabase()
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if err != nil {
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log.Fatalf("读取 MySQL 配置失败: %v", err)
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}
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db, err := repository.OpenMySQL(cfg)
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if err != nil {
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log.Fatalf("连接 MySQL 失败: %v", err)
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}
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defer db.Close()
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targets, err := repository.ListShopPDDPriceBackfillTargets(db, service.XLSXPriceBackfillShop)
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if err != nil {
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log.Fatal(err)
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}
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plan := service.BuildXLSXAvailabilityPlan(sources, targets, time.Now())
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if !*apply {
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printReport(plan, 0, "dry-run")
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return
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}
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if len(plan.Candidates) == 0 {
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printReport(plan, 0, "applied-noop")
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return
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}
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backupPath, err := writeBackup(plan)
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if err != nil {
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log.Fatalf("创建本机回退备份失败，未写数据库: %v", err)
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}
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updated, err := service.ApplyXLSXAvailabilityPlan(db, plan, time.Now())
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if err != nil {
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log.Fatalf("PDD 可售状态确认失败: %v；本机备份位于 %s", err, backupPath)
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}
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printReport(plan, updated, "applied")
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fmt.Printf("本机回退备份：%s\n", backupPath)
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}
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func printReport(plan service.XLSXAvailabilityPlan, updated int, mode string) {
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summary, _ := json.Marshal(plan.Summary)
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skuCount := 0
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for _, candidate := range plan.Candidates {
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skuCount += candidate.SKUCount
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}
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fmt.Printf("模式：%s\n店铺：%s\nExcel 行：%d\n蝦皮商品：%d\nPDD 商品：%d\n候选 PDD：%d\n候选 SKU：%d\n本次更新 PDD：%d\n分类：%s\n",
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mode, plan.Shop, plan.Sources.RowCount, plan.Sources.ShopeeProductCount,
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plan.Sources.PDDProductCount, len(plan.Candidates), skuCount, updated, summary)
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}
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func writeBackup(plan service.XLSXAvailabilityPlan) (string, error) {
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file, err := os.CreateTemp("", "cmautobuy_xlsx_availability_backup_*.json")
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if err != nil {
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return "", err
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}
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path := file.Name()
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defer file.Close()
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if err := file.Chmod(0o600); err != nil {
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return "", err
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}
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backup := backupFile{
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Shop: plan.Shop, GeneratedAt: time.Now().UTC().Format(time.RFC3339),
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Files: append([]string(nil), service.XLSXPriceBackfillFiles...),
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}
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for _, candidate := range plan.Candidates {
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original := candidate.Original
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backup.Items = append(backup.Items, backupItem{
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PDDGoodsID: candidate.PDDGoodsID, OriginalSKUsJSON: original.SKUsJSON,
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OriginalCollectStatus: original.CollectStatus, OriginalCollectMsg: original.CollectMsg,
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OriginalArtifactRef: original.ArtifactRef, OriginalCollectedAt: original.CollectedAt,
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OriginalUpdatedAt: original.UpdatedAt,
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})
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}
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encoder := json.NewEncoder(file)
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encoder.SetIndent("", " ")
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if err := encoder.Encode(backup); err != nil {
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return "", err
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}
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return path, nil
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}
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