小程序打开pdf文件显示自定义标题

矫情吗；* 2023-02-11 07:21 26阅读 0赞

getFaPiao(e){ 
        request({ 
          url:'/GetInvoice',
          method:'POST',
          data:{ 
            djbh: e.currentTarget.dataset.djbh
          }
        }).then(res=>{ 
          if(res.data.Code == 0){ 
            wx.downloadFile({ 
              url: res.data.Source,
              success: function (res1) { 
                console.log(res1)
                const filePath = res1.tempFilePath;
                let newPath = wx.env.USER_DATA_PATH + '/' + '1111111.pdf'
                wx.getFileSystemManager().renameSync(filePath, newPath)
                wx.openDocument({ 
                  // filePath: filePath,
                  filePath: newPath,
                  fileType: 'pdf',
                  showMenu: true,
                  success: function (res2) { 
                    console.log('打开文档成功')
                  },
                  fail:function(err){ 
                    console.log("打开文件失败")
                  }
                })
              }
            })
          }else{ 
            wx.showToast({ 
              title: res.data.Message,
              icon:'none'
            })
          }
        })
      },

success: function (res1) { 
                console.log(res1)
                const filePath = res1.tempFilePath;
                let newPath = wx.env.USER_DATA_PATH + '/' + '1111111.pdf' //设置新路径
                wx.getFileSystemManager().renameSync(filePath, newPath)  //老路径替换新路径
                wx.openDocument({ 
                  // filePath: filePath,
                  filePath: newPath,  //打开文件用新路径
                  fileType: 'pdf',
                  showMenu: true,
                  success: function (res2) { 
                    console.log('打开文档成功')
                  },
                  fail:function(err){ 
                    console.log("打开文件失败")
                  }
                })
              }