68 lines
2.0 KiB
Go
68 lines
2.0 KiB
Go
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package agent
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import (
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"context"
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"encoding/base64"
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"strings"
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"ycc-server/app/main/api/internal/svc"
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"ycc-server/app/main/api/internal/types"
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"ycc-server/app/main/model"
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"ycc-server/common/ctxdata"
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"ycc-server/common/xerr"
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"github.com/pkg/errors"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type GetInvitePosterLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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func NewGetInvitePosterLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetInvitePosterLogic {
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return &GetInvitePosterLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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// GetInvitePoster 使用 ImageService（invitation 类型，yq_qrcode_1.png + 二维码）生成海报
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func (l *GetInvitePosterLogic) GetInvitePoster(req *types.GetInvitePosterReq) (pngBytes []byte, err error) {
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userID, err := ctxdata.GetUidFromCtx(l.ctx)
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if err != nil {
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "获取用户信息失败, %v", err)
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}
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_, err = l.svcCtx.AgentModel.FindOneByUserId(l.ctx, userID)
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if err != nil {
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if errors.Is(err, model.ErrNotFound) {
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return nil, errors.Wrapf(xerr.NewErrMsg("您不是代理"), "")
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}
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "查询代理信息失败, %v", err)
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}
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inviteLink := strings.TrimSpace(req.InviteLink)
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if inviteLink == "" {
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return nil, errors.Wrapf(xerr.NewErrMsg("邀请链接不能为空"), "")
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}
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pngBytes, _, err = l.svcCtx.ImageService.ProcessImageWithQRCode("invitation", inviteLink)
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if err != nil {
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成邀请海报失败: %v", err)
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}
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return pngBytes, nil
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}
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// GetInvitePosterBase64 返回 base64 字符串，供前端 data URL 使用
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func (l *GetInvitePosterLogic) GetInvitePosterBase64(req *types.GetInvitePosterReq) (string, error) {
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pngBytes, err := l.GetInvitePoster(req)
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if err != nil {
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return "", err
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}
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return base64.StdEncoding.EncodeToString(pngBytes), nil
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}
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