Initial commit: Add cutPic, dexcel, and zip tools
This commit is contained in:
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/target
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[package]
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name = "dexcel"
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version = "0.1.0"
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edition = "2024"
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[dependencies]
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calamine = { version = "0.26", features = ["dates"] }
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clap = { version = "4.5", features = ["derive"] }
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rust_xlsxwriter = "0.80"
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tabled = "0.16"
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chrono = "0.4"
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# dexcel - Excel 读写工具 📊
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一个简单易用的命令行 Excel 处理工具,支持查询、统计、插入、更新和删除操作。
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## ✨ 功能特性
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### 核心操作
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- 🔍 **query**: 灵活查询 Excel 数据,支持行范围选择和自定义分隔符
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- 📊 **count**: 快速统计行数,适合脚本使用
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- ➕ **insert**: 插入新行,支持指定位置或追加到末尾
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- ✏️ **update**: 更新现有数据,支持部分列更新
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- ❌ **delete**: 删除行或单元格,带安全确认机制
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### 通用特性
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- 📑 **多 Sheet 支持**: 所有操作都支持 `--sheet` 参数指定工作表
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- 🔢 **负数索引**: 支持负数行号(-1 表示最后一行)
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- 🆕 **自动创建**: insert 操作在文件不存在时自动创建
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- ⚠️ **安全确认**: delete 操作需要用户确认
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- 📤 **灵活输出**: query 支持自定义分隔符(默认 |)
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## 📦 安装
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### 从源码编译
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```bash
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cd dexcel
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cargo build --release
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```
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编译后的可执行文件位于 `target/release/dexcel.exe` (Windows)
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### 全局安装
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```bash
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cargo install --path . --force
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```
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安装后可直接使用 `dexcel` 命令。
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## 🚀 使用方法
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**基本格式:**
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```bash
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dexcel <文件路径> <操作> [参数]
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```
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**注意:文件路径是第一个位置参数,不需要 `--file` 标志!**
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### 1. 查询数据 (query)
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```bash
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# 查看整个文件(默认显示最后20行)
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dexcel data.xlsx query
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# 查看前5行
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dexcel data.xlsx query 5
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# 查看最后3行
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dexcel data.xlsx query -3
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# 查看最后一行
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dexcel data.xlsx query --last
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# 从第10行开始查看
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dexcel data.xlsx query --start 10
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# 指定 Sheet 名称
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dexcel data.xlsx query --sheet "Sales"
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```
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#### query 参数说明
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- `[COUNT]`: 获取行数(正数从前,负数从后),默认0显示最后20行
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- `--start <START>`: 开始行号(支持负数)
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- `--last`: 获取最后一行
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- `--sheet <SHEET>`: Sheet 名称(可选,默认第一个 Sheet)
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### 2. 统计行数 (count)
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```bash
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# 统计总行数
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dexcel data.xlsx count
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# 统计指定 Sheet 的行数
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dexcel data.xlsx count --sheet "Sales"
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```
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#### count 参数说明
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- `--sheet <SHEET>`: Sheet 名称(可选,默认第一个 Sheet)
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**输出**: 只输出一个数字,表示总行数,适合脚本中使用。
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### 3. 插入数据 (insert)
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```bash
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# 创建新文件并插入表头
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dexcel new-file.xlsx insert "姓名|年龄|城市"
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# 追加数据到末尾
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dexcel data.xlsx insert "张三|18|北京"
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# 在指定位置插入(第2行)
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dexcel data.xlsx insert "李四|20|上海" --row 2
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# 使用不同分隔符
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dexcel data.xlsx insert "王五,25,广州" --split ","
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# 指定 Sheet
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dexcel data.xlsx insert "数据" --sheet "Sheet2"
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```
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#### insert 参数说明
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- `<VALUE>`: 要插入的值(用 split 分隔列)**必需**
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- `--row <ROW>`: 插入位置(不指定则追加到末尾)
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- `--sheet <SHEET>`: Sheet 名称(可选)
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- `--split <SPLIT>`: 分隔符(默认 |)
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### 4. 更新数据 (update)
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```bash
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# 更新整行(从第1列开始)
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dexcel data.xlsx update "赵六|22|深圳" --row 2
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# 更新部分列(从第2列开始)
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dexcel data.xlsx update "新年龄" --row 5 --cell 2
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# 更新多列(从第3列开始)
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dexcel data.xlsx update "新城市|新备注" --row 4 --cell 3
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# 指定 Sheet
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dexcel data.xlsx update "新值" --row 1 --sheet "Sheet2"
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```
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#### update 参数说明
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- `<VALUE>`: 要更新的值(用 split 分隔列)**必需**
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- `--row <ROW>`: 行号(必需,支持负数)
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- `--cell <CELL>`: 起始列号(从1开始,默认1)
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- `--sheet <SHEET>`: Sheet 名称(可选)
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- `--split <SPLIT>`: 分隔符(默认 |)
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### 5. 删除数据 (delete)
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```bash
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# 删除整行(带确认)
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dexcel data.xlsx delete --row 5
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# 删除最后一行
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dexcel data.xlsx delete --row -1
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# 删除单元格(第3行第2列)
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dexcel data.xlsx delete --row 3 --cell 2
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# 指定 Sheet
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dexcel data.xlsx delete --row 1 --sheet "Sheet2"
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```
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#### delete 参数说明
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- `[COUNT]`: 删除数量(默认1)
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- `--row <ROW>`: 行号(必需,支持负数)
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- `--cell <CELL>`: 列号(可选,不指定则删除整行)
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- `--sheet <SHEET>`: Sheet 名称(可选)
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**注意**: delete 操作需要用户确认(输入 y 继续)
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## 💡 使用示例
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### 示例 1: 创建学生信息表
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```bash
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# 创建表头
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dexcel students.xlsx insert "姓名|年龄|班级"
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# 添加学生数据
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dexcel students.xlsx insert "张三|18|一班"
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dexcel students.xlsx insert "李四|19|二班"
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dexcel students.xlsx insert "王五|20|三班"
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# 查看所有数据
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dexcel students.xlsx query
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# 统计总行数
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dexcel students.xlsx count
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```
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### 示例 2: 数据查询和分析
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```bash
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# 查看前5行
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dexcel data.xlsx query 5
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# 查看最后10行
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dexcel data.xlsx query -10
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# 从第50行开始查看
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dexcel data.xlsx query --start 50
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# 导出到文件
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dexcel data.xlsx query > output.txt
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# 使用逗号分隔
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dexcel data.xlsx query --split ","
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```
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### 示例 3: 数据更新
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```bash
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# 更新第2行的所有数据
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dexcel data.xlsx update "新姓名|新年龄|新城市" --row 2
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# 只更新第2行的第2列
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dexcel data.xlsx update "新年龄" --row 2 --cell 2
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# 批量更新(脚本)
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for i in 2 3 4 5; do
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dexcel data.xlsx update "已审核" --row $i --cell 4
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done
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```
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### 示例 4: 数据清理
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```bash
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# 删除错误数据行
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dexcel data.xlsx delete --row 10
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# 删除最后一行
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dexcel data.xlsx delete --row -1
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# 删除特定单元格
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dexcel data.xlsx delete --row 5 --cell 3
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```
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### 示例 5: 多 Sheet 操作
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```bash
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# 在不同 Sheet 中操作
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dexcel data.xlsx insert "数据1" --sheet "Sheet1"
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dexcel data.xlsx insert "数据2" --sheet "Sheet2"
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# 查询指定 Sheet
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dexcel data.xlsx query --sheet "Sales"
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# 统计指定 Sheet 的行数
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dexcel data.xlsx count --sheet "Sales"
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```
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## 📊 输出格式
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### query 输出(表格格式)
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```
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┌──────┬──────┬──────┐
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│ 姓名 │ 年龄 │ 城市 │
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├──────┼──────┼──────┤
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│ 张三 │ 25 │ 北京 │
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├──────┼──────┼──────┤
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│ 李四 │ 30 │ 上海 │
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└──────┴──────┴──────┘
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共输出 2 行数据,3 列
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```
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**特点**:
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- ✅ 使用美观的表格格式(基于 tabled 库)
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- ✅ 自动对齐列宽
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- ✅ 清晰的分隔线和边框
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- ✅ 显示行数和列数统计
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- ✅ 易于阅读和查看
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### count 输出
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```
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100
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```
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**特点**:
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- 只输出一个数字
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- 适合脚本中使用
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- 可与其他命令组合
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### 操作反馈
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**insert 成功**:
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```
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✓ 操作成功:已创建新文件并插入一行数据
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文件: data.xlsx, Sheet: Sheet1
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```
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**update 成功**:
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```
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✓ 操作成功:已更新第 5 行,从第 1 列开始
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文件: data.xlsx, Sheet: Sheet1
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```
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**delete 成功**:
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```
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✓ 操作成功:已删除第 5 行
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剩余行数: 9
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文件: data.xlsx, Sheet: Sheet1
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```
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## ⚙️ 技术细节
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### 依赖库
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- **calamine**: Excel 文件读取库,支持 .xlsx 格式
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- **rust_xlsxwriter**: Excel 文件写入库,功能强大
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- **clap**: 命令行参数解析库
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- **chrono**: 日期时间处理库
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### 工作原理
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#### 查询流程
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1. 打开 Excel 文件
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2. 选择指定的 Sheet(默认第一个)
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3. 根据参数计算读取范围
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4. 遍历单元格并提取数据
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5. 以指定分隔符格式输出
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#### 写入流程
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1. 检查文件是否存在(insert 可自动创建)
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2. 读取现有数据到新工作簿
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3. 执行插入/更新/删除操作
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4. 保存文件
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### 数据类型支持
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**读取时支持:**
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- 字符串 (String)
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- 整数 (Int)
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- 浮点数 (Float)
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- 布尔值 (Bool)
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- 日期时间 (DateTime) - 自动识别并格式化
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- 空值 (Empty)
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- 错误值 (Error)
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**写入时:**
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- 所有数据都作为字符串写入
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## ⚠️ 注意事项
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1. **索引从 1 开始**: 行和列的索引都是从 1 开始,不是 0
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2. **负数索引**: `-1` = 最后一行/列,`-2` = 倒数第二
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3. **文件自动创建**: insert 操作在文件不存在时自动创建
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4. **分隔符默认**: 默认使用 `|` 分隔列
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5. **文件格式**: 仅支持 `.xlsx`,不支持 `.xls`
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6. **删除需确认**: delete 操作必须用户确认才能执行
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7. **日期自动识别**: 自动识别并格式化日期单元格
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8. **不可撤销**: delete 操作不可撤销,请谨慎操作!
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### 限制
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**读取限制:**
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- 公式: 不计算公式,只读取原始值
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- 样式: 不读取单元格样式(颜色、字体等)
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- 图表: 不支持读取图表
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- 宏: 不支持 VBA 宏
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- 大文件: > 10MB 的文件可能较慢
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**写入限制:**
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- 无样式: 不能设置颜色、字体等样式
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- 无公式: 不能写入公式
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- 覆盖警告: update 会覆盖目标单元格的原有内容
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- insert 下移: insert 会将原有数据下移
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## 🔧 常见问题
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### Q1: 如何查看文件有多少行?
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```bash
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dexcel data.xlsx count
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```
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### Q2: 如何追加多行数据?
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多次调用 insert 命令:
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```bash
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dexcel data.xlsx insert "数据1|数据2"
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dexcel data.xlsx insert "数据3|数据4"
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```
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### Q3: 负数参数怎么用?
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```bash
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dexcel data.xlsx query -5 # 最后5行
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dexcel data.xlsx delete --row -1 # 删除最后一行
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```
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### Q4: 如何处理中文内容?
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直接传入,完全支持 UTF-8:
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```bash
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dexcel data.xlsx insert "张三|18|北京"
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```
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### Q5: 如何在脚本中使用 count?
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||||
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```bash
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# 获取行数并存储到变量
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$lines = dexcel data.xlsx count
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# 条件判断
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if ((dexcel data.xlsx count) -gt 100) {
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Write-Host "文件超过100行"
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}
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```
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### Q6: 删除操作能撤销吗?
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||||
不能撤销,请谨慎操作!建议先备份文件。
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## 🎯 应用场景
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||||
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### 1. 数据预览
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快速查看大型 Excel 文件的部分内容:
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||||
```bash
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||||
dexcel large-file.xlsx query 5
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```
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||||
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||||
### 2. 数据提取
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||||
提取特定数据并导出:
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||||
```bash
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||||
dexcel data.xlsx query -10 > last-rows.txt
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||||
```
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||||
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||||
### 3. 报告生成
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||||
创建报告模板:
|
||||
```bash
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||||
dexcel report.xlsx insert "月度报告||||"
|
||||
dexcel report.xlsx insert "日期|销售额|利润|备注"
|
||||
```
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||||
|
||||
### 4. 数据更新
|
||||
批量更新某列数据:
|
||||
```bash
|
||||
dexcel data.xlsx update "新值" --row 5 --cell 2
|
||||
dexcel data.xlsx update "新值" --row 6 --cell 2
|
||||
```
|
||||
|
||||
### 5. 数据清理
|
||||
删除错误数据:
|
||||
```bash
|
||||
dexcel data.xlsx delete --row 10
|
||||
```
|
||||
|
||||
### 6. 自动化脚本
|
||||
PowerShell 批量导入:
|
||||
```powershell
|
||||
$students = @(
|
||||
@("张三", "18", "一班"),
|
||||
@("李四", "19", "二班")
|
||||
)
|
||||
|
||||
foreach ($student in $students) {
|
||||
dexcel students.xlsx insert "$($student[0])|$($student[1])|$($student[2])"
|
||||
}
|
||||
```
|
||||
|
||||
## 📝 批处理脚本示例
|
||||
|
||||
### Windows 批量导入 (import.bat)
|
||||
|
||||
```batch
|
||||
@echo off
|
||||
echo 正在导入数据...
|
||||
|
||||
dexcel data.xlsx insert "ID|名称|数量"
|
||||
dexcel data.xlsx insert "001|产品A|100"
|
||||
dexcel data.xlsx insert "002|产品B|200"
|
||||
dexcel data.xlsx insert "003|产品C|300"
|
||||
|
||||
echo 导入完成!
|
||||
dexcel data.xlsx query
|
||||
pause
|
||||
```
|
||||
|
||||
### PowerShell 数据处理 (process.ps1)
|
||||
|
||||
```powershell
|
||||
# 读取并处理数据
|
||||
$output = dexcel data.xlsx query 100
|
||||
|
||||
# 过滤包含关键词的行
|
||||
$filtered = $output | Select-String "关键词"
|
||||
|
||||
# 保存到文件
|
||||
$filtered | Out-File -FilePath filtered.txt -Encoding UTF8
|
||||
|
||||
Write-Host "处理完成!" -ForegroundColor Green
|
||||
```
|
||||
|
||||
## 🤝 贡献
|
||||
|
||||
欢迎提交 Issue 和 Pull Request!
|
||||
|
||||
可能的改进方向:
|
||||
- 支持更多数据类型(公式等)
|
||||
- 支持单元格样式(颜色、字体等)
|
||||
- 支持批量写入优化
|
||||
- 支持复制 Sheet
|
||||
- 添加数据验证功能
|
||||
- 支持更多输出格式(CSV, JSON 等)
|
||||
|
||||
## 📄 许可证
|
||||
|
||||
本项目采用 MIT 许可证。
|
||||
|
||||
## 🙏 致谢
|
||||
|
||||
感谢以下开源项目:
|
||||
- [calamine](https://github.com/tafia/calamine) - 优秀的 Excel 读取库
|
||||
- [rust_xlsxwriter](https://github.com/jmcnamara/rust_xlsxwriter) - 强大的 Excel 写入库
|
||||
- [clap](https://github.com/clap-rs/clap) - 优秀的命令行参数解析库
|
||||
- [chrono](https://github.com/chronotope/chrono) - 日期时间处理库
|
||||
|
||||
---
|
||||
|
||||
**Made with ❤️ using Rust**
|
||||
@@ -0,0 +1,48 @@
|
||||
@echo off
|
||||
set DEXCEL=%~dp0target\release\dexcel.exe
|
||||
echo ====================================
|
||||
echo dexcel 工具使用示例
|
||||
echo ====================================
|
||||
echo.
|
||||
|
||||
echo 1. 创建测试 Excel 文件
|
||||
echo -------------------
|
||||
%DEXCEL% write -f example.xlsx -x 1 -y 1 -v "姓名"
|
||||
%DEXCEL% write -f example.xlsx -x 1 -y 2 -v "年龄"
|
||||
%DEXCEL% write -f example.xlsx -x 1 -y 3 -v "城市"
|
||||
%DEXCEL% write -f example.xlsx -x 2 -y 1 -v "张三"
|
||||
%DEXCEL% write -f example.xlsx -x 2 -y 2 -v "25"
|
||||
%DEXCEL% write -f example.xlsx -x 2 -y 3 -v "北京"
|
||||
%DEXCEL% write -f example.xlsx -x 3 -y 1 -v "李四"
|
||||
%DEXCEL% write -f example.xlsx -x 3 -y 2 -v "30"
|
||||
%DEXCEL% write -f example.xlsx -x 3 -y 3 -v "上海"
|
||||
echo.
|
||||
|
||||
echo 2. 读取整个文件
|
||||
echo -------------------
|
||||
%DEXCEL% read -f example.xlsx
|
||||
echo.
|
||||
|
||||
echo 3. 读取第2行开始的数据(2行)
|
||||
echo -------------------
|
||||
%DEXCEL% read -f example.xlsx -r 2 -n 2
|
||||
echo.
|
||||
|
||||
echo 4. 只读取姓名列(第1列)
|
||||
echo -------------------
|
||||
%DEXCEL% read -f example.xlsx -c 1 -m 1
|
||||
echo.
|
||||
|
||||
echo 5. 读取最后一列(城市列)
|
||||
echo -------------------
|
||||
%DEXCEL% read -f example.xlsx -c -1 -m 1
|
||||
echo.
|
||||
|
||||
echo 6. 读取特定单元格(第2行,第2列)
|
||||
echo -------------------
|
||||
%DEXCEL% read -f example.xlsx -r 2 -n 1 -c 2 -m 1
|
||||
echo.
|
||||
|
||||
echo ====================================
|
||||
echo 示例完成!
|
||||
echo ====================================
|
||||
@@ -0,0 +1,706 @@
|
||||
use calamine::{open_workbook, Data, DataType, Reader, Xlsx};
|
||||
use chrono::{Datelike, Timelike};
|
||||
use clap::{Parser, Subcommand};
|
||||
use std::path::PathBuf;
|
||||
|
||||
#[derive(Parser)]
|
||||
#[command(name = "dexcel")]
|
||||
#[command(about = "Excel 读写工具", long_about = None)]
|
||||
struct Cli {
|
||||
/// Excel 文件路径
|
||||
file: PathBuf,
|
||||
|
||||
#[command(subcommand)]
|
||||
command: Commands,
|
||||
}
|
||||
|
||||
#[derive(Subcommand)]
|
||||
enum Commands {
|
||||
/// 查询数据
|
||||
Query {
|
||||
/// 获取行数(正数从前获取,负数从后获取)
|
||||
#[arg(default_value_t = 0, allow_hyphen_values = true)]
|
||||
count: i32,
|
||||
|
||||
/// 开始行号(从1开始,负数表示倒数)
|
||||
#[arg(long, allow_hyphen_values = true)]
|
||||
start: Option<i32>,
|
||||
|
||||
/// 获取最后一行
|
||||
#[arg(long)]
|
||||
last: bool,
|
||||
|
||||
/// Sheet 名称(可选,默认为第一个sheet)
|
||||
#[arg(long)]
|
||||
sheet: Option<String>,
|
||||
},
|
||||
/// 统计行数
|
||||
Count {
|
||||
/// Sheet 名称(可选,默认为第一个sheet)
|
||||
#[arg(long)]
|
||||
sheet: Option<String>,
|
||||
},
|
||||
/// 插入行
|
||||
Insert {
|
||||
/// 要插入的值(使用 split 分隔列)
|
||||
value: String,
|
||||
|
||||
/// 插入位置(行号,不指定则追加到末尾)
|
||||
#[arg(long, allow_hyphen_values = true)]
|
||||
row: Option<i32>,
|
||||
|
||||
/// Sheet 名称(可选,默认为第一个sheet)
|
||||
#[arg(long)]
|
||||
sheet: Option<String>,
|
||||
|
||||
/// 分割符号(默认 |)
|
||||
#[arg(long, default_value = "|")]
|
||||
split: String,
|
||||
},
|
||||
/// 更新数据
|
||||
Update {
|
||||
/// 要更新的值(使用 split 分隔列)
|
||||
value: String,
|
||||
|
||||
/// 行号(必需)
|
||||
#[arg(long, allow_hyphen_values = true)]
|
||||
row: i32,
|
||||
|
||||
/// 起始列号(从1开始,不指定则从第1列开始)
|
||||
#[arg(long)]
|
||||
cell: Option<u32>,
|
||||
|
||||
/// Sheet 名称(可选,默认为第一个sheet)
|
||||
#[arg(long)]
|
||||
sheet: Option<String>,
|
||||
|
||||
/// 分割符号(默认 |)
|
||||
#[arg(long, default_value = "|")]
|
||||
split: String,
|
||||
},
|
||||
/// 删除数据
|
||||
Delete {
|
||||
/// 删除数量(单元格数或行数)
|
||||
#[arg(default_value_t = 1)]
|
||||
count: u32,
|
||||
|
||||
/// 行号(必需)
|
||||
#[arg(long, allow_hyphen_values = true)]
|
||||
row: i32,
|
||||
|
||||
/// 列号(可选,不指定则删除整行)
|
||||
#[arg(long)]
|
||||
cell: Option<u32>,
|
||||
|
||||
/// Sheet 名称(可选,默认为第一个sheet)
|
||||
#[arg(long)]
|
||||
sheet: Option<String>,
|
||||
},
|
||||
}
|
||||
|
||||
fn main() {
|
||||
let cli = Cli::parse();
|
||||
|
||||
match cli.command {
|
||||
Commands::Query {
|
||||
count,
|
||||
start,
|
||||
last,
|
||||
sheet,
|
||||
} => {
|
||||
if let Err(e) = query_excel(&cli.file, count, start, last, &sheet) {
|
||||
eprintln!("错误: {}", e);
|
||||
std::process::exit(1);
|
||||
}
|
||||
}
|
||||
Commands::Count { sheet } => {
|
||||
if let Err(e) = count_excel(&cli.file, &sheet) {
|
||||
eprintln!("错误: {}", e);
|
||||
std::process::exit(1);
|
||||
}
|
||||
}
|
||||
Commands::Insert {
|
||||
value,
|
||||
row,
|
||||
sheet,
|
||||
split,
|
||||
} => {
|
||||
if let Err(e) = insert_excel(&cli.file, &value, row, &sheet, &split) {
|
||||
eprintln!("错误: {}", e);
|
||||
std::process::exit(1);
|
||||
}
|
||||
}
|
||||
Commands::Update {
|
||||
value,
|
||||
row,
|
||||
cell,
|
||||
sheet,
|
||||
split,
|
||||
} => {
|
||||
if let Err(e) = update_excel(&cli.file, &value, row, cell, &sheet, &split) {
|
||||
eprintln!("错误: {}", e);
|
||||
std::process::exit(1);
|
||||
}
|
||||
}
|
||||
Commands::Delete {
|
||||
count,
|
||||
row,
|
||||
cell,
|
||||
sheet,
|
||||
} => {
|
||||
if let Err(e) = delete_excel(&cli.file, count, row, cell, &sheet) {
|
||||
eprintln!("错误: {}", e);
|
||||
std::process::exit(1);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// 格式化单元格值为字符串
|
||||
fn format_cell(cell: &Data) -> String {
|
||||
match cell {
|
||||
Data::Empty => String::new(),
|
||||
Data::Int(v) => v.to_string(),
|
||||
Data::Float(v) => {
|
||||
if *v > 1.0 && *v < 2958466.0 && (*v - v.floor()).abs() < 0.0001 {
|
||||
let temp_data = Data::Float(*v);
|
||||
if let Some(dt) = temp_data.as_datetime() {
|
||||
let year = dt.year();
|
||||
if year >= 1900 && year <= 2100 {
|
||||
return dt.format("%Y-%m-%d").to_string();
|
||||
}
|
||||
}
|
||||
}
|
||||
v.to_string()
|
||||
}
|
||||
Data::String(s) => s.clone(),
|
||||
Data::Bool(b) => b.to_string(),
|
||||
Data::DateTime(d) => {
|
||||
if let Some(dt) = d.as_datetime() {
|
||||
if dt.hour() == 0 && dt.minute() == 0 && dt.second() == 0 {
|
||||
dt.format("%Y-%m-%d").to_string()
|
||||
} else {
|
||||
dt.format("%Y-%m-%d %H:%M:%S").to_string()
|
||||
}
|
||||
} else {
|
||||
d.to_string()
|
||||
}
|
||||
}
|
||||
Data::DateTimeIso(s) => s.clone(),
|
||||
Data::DurationIso(s) => s.clone(),
|
||||
Data::Error(e) => format!("#{}", e),
|
||||
_ => String::new(),
|
||||
}
|
||||
}
|
||||
|
||||
// 统计行数(count 命令)
|
||||
fn count_excel(
|
||||
file: &PathBuf,
|
||||
sheet_name: &Option<String>,
|
||||
) -> Result<(), Box<dyn std::error::Error>> {
|
||||
let mut workbook: Xlsx<_> = open_workbook(file)?;
|
||||
|
||||
let sheet = match sheet_name {
|
||||
Some(name) => name.clone(),
|
||||
None => {
|
||||
let sheets = workbook.sheet_names();
|
||||
if sheets.is_empty() {
|
||||
return Err("Excel 文件中没有 sheet".into());
|
||||
}
|
||||
sheets[0].clone()
|
||||
}
|
||||
};
|
||||
|
||||
let range = workbook
|
||||
.worksheet_range(&sheet)
|
||||
.map_err(|e| format!("找不到 sheet: {}, 错误: {}", sheet, e))?;
|
||||
|
||||
let total_rows = range.height();
|
||||
|
||||
println!("{}", total_rows);
|
||||
Ok(())
|
||||
}
|
||||
|
||||
// 查询数据(query 命令)
|
||||
fn query_excel(
|
||||
file: &PathBuf,
|
||||
count: i32,
|
||||
start: Option<i32>,
|
||||
last: bool,
|
||||
sheet_name: &Option<String>,
|
||||
) -> Result<(), Box<dyn std::error::Error>> {
|
||||
let mut workbook: Xlsx<_> = open_workbook(file)?;
|
||||
|
||||
let sheet = match sheet_name {
|
||||
Some(name) => name.clone(),
|
||||
None => {
|
||||
let sheets = workbook.sheet_names();
|
||||
if sheets.is_empty() {
|
||||
return Err("Excel 文件中没有 sheet".into());
|
||||
}
|
||||
sheets[0].clone()
|
||||
}
|
||||
};
|
||||
|
||||
let range = workbook
|
||||
.worksheet_range(&sheet)
|
||||
.map_err(|e| format!("找不到 sheet: {}, 错误: {}", sheet, e))?;
|
||||
|
||||
let total_rows = range.height();
|
||||
let _total_cols = range.width();
|
||||
|
||||
if total_rows == 0 {
|
||||
println!("表格为空");
|
||||
return Ok(());
|
||||
}
|
||||
|
||||
// 计算要读取的行范围
|
||||
let (start_row, end_row) = if last {
|
||||
(total_rows - 1, total_rows)
|
||||
} else if let Some(s) = start {
|
||||
// 使用 start 参数
|
||||
let actual_start = if s < 0 {
|
||||
let pos = total_rows as i32 + s;
|
||||
if pos < 0 { 0 } else { pos as usize }
|
||||
} else {
|
||||
(s as usize).saturating_sub(1)
|
||||
};
|
||||
|
||||
if count > 0 {
|
||||
(actual_start, (actual_start + count as usize).min(total_rows))
|
||||
} else if count < 0 {
|
||||
let abs_count = (-count) as usize;
|
||||
let end = (actual_start + abs_count).min(total_rows);
|
||||
(actual_start, end)
|
||||
} else {
|
||||
// count 为 0,显示从 start 到末尾(最多20行)
|
||||
let max_display = 20;
|
||||
let end = (actual_start + max_display).min(total_rows);
|
||||
if total_rows - actual_start > max_display {
|
||||
eprintln!("提示: 从第 {} 行开始共有 {} 行数据,仅显示 {} 行",
|
||||
actual_start + 1, total_rows - actual_start, max_display);
|
||||
}
|
||||
(actual_start, end)
|
||||
}
|
||||
} else if count > 0 {
|
||||
(0, count as usize)
|
||||
} else if count < 0 {
|
||||
let abs_count = (-count) as usize;
|
||||
let start = if abs_count >= total_rows { 0 } else { total_rows - abs_count };
|
||||
(start, total_rows)
|
||||
} else {
|
||||
// 默认显示最后20行
|
||||
let max_display = 20;
|
||||
if total_rows > max_display {
|
||||
eprintln!("提示: 共有 {} 行数据,仅显示最后 {} 行", total_rows, max_display);
|
||||
eprintln!("如需查看更多数据,请使用 dexcel query <行数> 或 --last\n");
|
||||
(total_rows - max_display, total_rows)
|
||||
} else {
|
||||
(0, total_rows)
|
||||
}
|
||||
};
|
||||
|
||||
let end_row = end_row.min(total_rows);
|
||||
|
||||
// 收集所有数据
|
||||
let mut data: Vec<Vec<String>> = Vec::new();
|
||||
for r in start_row..end_row {
|
||||
let mut row_values = Vec::new();
|
||||
for c in 0..range.width() {
|
||||
let cell = range.get((r, c));
|
||||
if let Some(cell_data) = cell {
|
||||
row_values.push(format_cell(cell_data));
|
||||
} else {
|
||||
row_values.push(String::new());
|
||||
}
|
||||
}
|
||||
data.push(row_values);
|
||||
}
|
||||
|
||||
if data.is_empty() {
|
||||
println!("没有数据");
|
||||
return Ok(());
|
||||
}
|
||||
|
||||
// 使用 tabled 输出表格
|
||||
let output_count = data.len();
|
||||
let col_count = data[0].len();
|
||||
|
||||
// 使用 Builder API 创建动态表格
|
||||
use tabled::builder::Builder;
|
||||
let mut builder = Builder::default();
|
||||
|
||||
// 添加所有行
|
||||
for row in &data {
|
||||
builder.push_record(row.iter().map(|s| s.as_str()));
|
||||
}
|
||||
|
||||
let mut table = builder.build();
|
||||
|
||||
// 设置样式
|
||||
table.with(tabled::settings::Style::modern());
|
||||
|
||||
println!("{}", table);
|
||||
eprintln!("\n共输出 {} 行数据,{} 列", output_count, col_count);
|
||||
Ok(())
|
||||
}
|
||||
|
||||
// 插入行(insert 命令)
|
||||
fn insert_excel(
|
||||
file: &PathBuf,
|
||||
value: &str,
|
||||
row: Option<i32>,
|
||||
sheet_name: &Option<String>,
|
||||
split: &str,
|
||||
) -> Result<(), Box<dyn std::error::Error>> {
|
||||
use rust_xlsxwriter::*;
|
||||
|
||||
let sheet = match sheet_name {
|
||||
Some(name) => name.clone(),
|
||||
None => "Sheet1".to_string(),
|
||||
};
|
||||
|
||||
// 如果文件不存在,创建新文件
|
||||
if !file.exists() {
|
||||
let mut workbook = Workbook::new();
|
||||
let worksheet = workbook.add_worksheet();
|
||||
worksheet.set_name(&sheet)?;
|
||||
|
||||
let values: Vec<&str> = value.split(split).collect();
|
||||
for (col_idx, val) in values.iter().enumerate() {
|
||||
let trimmed = val.trim();
|
||||
if !trimmed.is_empty() {
|
||||
worksheet.write_string(0, col_idx as u16, trimmed)?;
|
||||
}
|
||||
}
|
||||
|
||||
workbook.save(file.as_path())?;
|
||||
println!("✓ 操作成功:已创建新文件并插入一行数据");
|
||||
eprintln!(" 文件: {}, Sheet: {}", file.display(), sheet);
|
||||
return Ok(());
|
||||
}
|
||||
|
||||
let mut workbook: Xlsx<_> = open_workbook(file.as_path())?;
|
||||
|
||||
let range = workbook
|
||||
.worksheet_range(&sheet)
|
||||
.map_err(|e| format!("找不到 sheet: {}, 错误: {}", sheet, e))?;
|
||||
|
||||
let total_rows = range.height();
|
||||
let total_cols = range.width();
|
||||
|
||||
// 确定插入位置
|
||||
let insert_row = match row {
|
||||
Some(r) => {
|
||||
if r < 0 {
|
||||
let pos = total_rows as i32 + r + 1;
|
||||
if pos < 0 || pos > total_rows as i32 {
|
||||
return Err(format!("行号无效: {}", r).into());
|
||||
}
|
||||
pos as usize
|
||||
} else {
|
||||
let pos = r as usize - 1;
|
||||
if pos > total_rows {
|
||||
return Err(format!("行号超出范围: {} (总行数: {})", r, total_rows).into());
|
||||
}
|
||||
pos
|
||||
}
|
||||
}
|
||||
None => total_rows, // 默认追加到末尾
|
||||
};
|
||||
|
||||
// 创建新工作簿
|
||||
let mut new_workbook = Workbook::new();
|
||||
let new_worksheet = new_workbook.add_worksheet();
|
||||
new_worksheet.set_name(&sheet)?;
|
||||
|
||||
let values: Vec<&str> = value.split(split).collect();
|
||||
let mut new_row = 0u32;
|
||||
|
||||
// 复制插入行之前的数据
|
||||
for r in 0..insert_row {
|
||||
for c in 0..range.width() {
|
||||
if let Some(cell_data) = range.get((r, c)) {
|
||||
write_cell(new_worksheet, new_row, c as u16, cell_data)?;
|
||||
}
|
||||
}
|
||||
new_row += 1;
|
||||
}
|
||||
|
||||
// 写入新行
|
||||
for (col_idx, val) in values.iter().enumerate() {
|
||||
let trimmed = val.trim();
|
||||
if !trimmed.is_empty() {
|
||||
new_worksheet.write_string(new_row, col_idx as u16, trimmed)?;
|
||||
}
|
||||
}
|
||||
new_row += 1;
|
||||
|
||||
// 复制插入行之后的数据
|
||||
for r in insert_row..total_rows {
|
||||
for c in 0..range.width() {
|
||||
if let Some(cell_data) = range.get((r, c)) {
|
||||
write_cell(new_worksheet, new_row, c as u16, cell_data)?;
|
||||
}
|
||||
}
|
||||
new_row += 1;
|
||||
}
|
||||
|
||||
// 保存文件
|
||||
new_workbook.save(file.as_path())?;
|
||||
|
||||
println!("✓ 操作成功:已在第 {} 行插入一行数据", insert_row + 1);
|
||||
eprintln!(" 文件: {}, Sheet: {}, 总行数: {}", file.display(), sheet, total_rows + 1);
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
// 更新数据(update 命令)
|
||||
fn update_excel(
|
||||
file: &PathBuf,
|
||||
value: &str,
|
||||
row: i32,
|
||||
cell: Option<u32>,
|
||||
sheet_name: &Option<String>,
|
||||
split: &str,
|
||||
) -> Result<(), Box<dyn std::error::Error>> {
|
||||
use rust_xlsxwriter::*;
|
||||
|
||||
if !file.exists() {
|
||||
return Err(format!("文件不存在: {}", file.display()).into());
|
||||
}
|
||||
|
||||
let mut workbook: Xlsx<_> = open_workbook(file.as_path())?;
|
||||
|
||||
let sheet = match sheet_name {
|
||||
Some(name) => name.clone(),
|
||||
None => {
|
||||
let sheets = workbook.sheet_names();
|
||||
if sheets.is_empty() {
|
||||
return Err("Excel 文件中没有 sheet".into());
|
||||
}
|
||||
sheets[0].clone()
|
||||
}
|
||||
};
|
||||
|
||||
let range = workbook
|
||||
.worksheet_range(&sheet)
|
||||
.map_err(|e| format!("找不到 sheet: {}, 错误: {}", sheet, e))?;
|
||||
|
||||
let total_rows = range.height();
|
||||
let total_cols = range.width();
|
||||
|
||||
// 确定行号
|
||||
let target_row = if row < 0 {
|
||||
let pos = total_rows as i32 + row;
|
||||
if pos < 0 || pos >= total_rows as i32 {
|
||||
return Err(format!("行号无效: {}", row).into());
|
||||
}
|
||||
pos as usize
|
||||
} else {
|
||||
let pos = row as usize - 1;
|
||||
if pos >= total_rows {
|
||||
return Err(format!("行号超出范围: {} (总行数: {})", row, total_rows).into());
|
||||
}
|
||||
pos
|
||||
};
|
||||
|
||||
// 确定起始列
|
||||
let start_col = cell.map(|c| (c - 1) as usize).unwrap_or(0);
|
||||
|
||||
// 创建新工作簿并复制所有数据
|
||||
let mut new_workbook = Workbook::new();
|
||||
let new_worksheet = new_workbook.add_worksheet();
|
||||
new_worksheet.set_name(&sheet)?;
|
||||
|
||||
let values: Vec<&str> = value.split(split).collect();
|
||||
|
||||
for r in 0..total_rows {
|
||||
for c in 0..range.width() {
|
||||
if r == target_row && c >= start_col {
|
||||
// 更新这一行的指定列
|
||||
let col_offset = c - start_col;
|
||||
if col_offset < values.len() {
|
||||
let trimmed = values[col_offset].trim();
|
||||
if !trimmed.is_empty() {
|
||||
new_worksheet.write_string(r as u32, c as u16, trimmed)?;
|
||||
}
|
||||
} else {
|
||||
// 超出提供的值,保持原样
|
||||
if let Some(cell_data) = range.get((r, c)) {
|
||||
write_cell(new_worksheet, r as u32, c as u16, cell_data)?;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
// 复制原有数据
|
||||
if let Some(cell_data) = range.get((r, c)) {
|
||||
write_cell(new_worksheet, r as u32, c as u16, cell_data)?;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// 保存文件
|
||||
new_workbook.save(file.as_path())?;
|
||||
|
||||
println!("✓ 操作成功:已更新第 {} 行,从第 {} 列开始", target_row + 1, start_col + 1);
|
||||
eprintln!(" 文件: {}, Sheet: {}", file.display(), sheet);
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
// 删除数据(delete 命令)
|
||||
fn delete_excel(
|
||||
file: &PathBuf,
|
||||
count: u32,
|
||||
row: i32,
|
||||
cell: Option<u32>,
|
||||
sheet_name: &Option<String>,
|
||||
) -> Result<(), Box<dyn std::error::Error>> {
|
||||
use rust_xlsxwriter::*;
|
||||
|
||||
if !file.exists() {
|
||||
return Err(format!("文件不存在: {}", file.display()).into());
|
||||
}
|
||||
|
||||
let mut workbook: Xlsx<_> = open_workbook(file.as_path())?;
|
||||
|
||||
let sheet = match sheet_name {
|
||||
Some(name) => name.clone(),
|
||||
None => {
|
||||
let sheets = workbook.sheet_names();
|
||||
if sheets.is_empty() {
|
||||
return Err("Excel 文件中没有 sheet".into());
|
||||
}
|
||||
sheets[0].clone()
|
||||
}
|
||||
};
|
||||
|
||||
let range = workbook
|
||||
.worksheet_range(&sheet)
|
||||
.map_err(|e| format!("找不到 sheet: {}, 错误: {}", sheet, e))?;
|
||||
|
||||
let total_rows = range.height();
|
||||
let total_cols = range.width();
|
||||
|
||||
// 确定行号
|
||||
let target_row = if row < 0 {
|
||||
let pos = total_rows as i32 + row;
|
||||
if pos < 0 || pos >= total_rows as i32 {
|
||||
return Err(format!("行号无效: {}", row).into());
|
||||
}
|
||||
pos as usize
|
||||
} else {
|
||||
let pos = row as usize - 1;
|
||||
if pos >= total_rows {
|
||||
return Err(format!("行号超出范围: {} (总行数: {})", row, total_rows).into());
|
||||
}
|
||||
pos
|
||||
};
|
||||
|
||||
// 显示确认信息
|
||||
if let Some(c) = cell {
|
||||
eprintln!("⚠ 警告:即将删除单元格");
|
||||
eprintln!(" 文件: {}", file.display());
|
||||
eprintln!(" Sheet: {}", sheet);
|
||||
eprintln!(" 位置: 第 {} 行, 第 {} 列", target_row + 1, c);
|
||||
} else {
|
||||
eprintln!("⚠ 警告:即将删除以下数据:");
|
||||
eprintln!(" 文件: {}", file.display());
|
||||
eprintln!(" Sheet: {}", sheet);
|
||||
eprintln!(" 删除行: 第 {} 行(共 {} 行)", target_row + 1, total_rows);
|
||||
|
||||
// 显示要删除的行的内容
|
||||
eprint!(" 内容: ");
|
||||
for c in 0..range.width() {
|
||||
if let Some(cell_data) = range.get((target_row, c)) {
|
||||
eprint!("{}", format_cell(cell_data));
|
||||
if c < range.width() - 1 {
|
||||
eprint!(" | ");
|
||||
}
|
||||
}
|
||||
}
|
||||
eprintln!();
|
||||
}
|
||||
eprintln!();
|
||||
|
||||
// 请求用户确认
|
||||
eprint!("是否继续?(y/N): ");
|
||||
use std::io::{self, Write};
|
||||
io::stdout().flush().unwrap();
|
||||
|
||||
let mut input = String::new();
|
||||
io::stdin().read_line(&mut input)?;
|
||||
let input = input.trim().to_lowercase();
|
||||
|
||||
if input != "y" && input != "yes" {
|
||||
println!("✗ 操作已取消");
|
||||
return Ok(());
|
||||
}
|
||||
|
||||
// 创建新工作簿
|
||||
let mut new_workbook = Workbook::new();
|
||||
let new_worksheet = new_workbook.add_worksheet();
|
||||
new_worksheet.set_name(&sheet)?;
|
||||
|
||||
if let Some(c) = cell {
|
||||
// 删除单元格:将该单元格及其右侧的单元格左移
|
||||
let target_col = (c - 1) as usize;
|
||||
let mut new_row = 0u32;
|
||||
|
||||
for r in 0..total_rows {
|
||||
let mut new_col = 0u16;
|
||||
for col in 0..total_cols {
|
||||
if r == target_row && col == target_col {
|
||||
continue; // 跳过要删除的单元格
|
||||
}
|
||||
if let Some(cell_data) = range.get((r, col)) {
|
||||
write_cell(new_worksheet, new_row, new_col, cell_data)?;
|
||||
new_col += 1;
|
||||
}
|
||||
}
|
||||
new_row += 1;
|
||||
}
|
||||
|
||||
println!("✓ 操作成功:已删除第 {} 行第 {} 列的单元格", target_row + 1, c);
|
||||
} else {
|
||||
// 删除整行
|
||||
let mut new_row = 0u32;
|
||||
for r in 0..total_rows {
|
||||
if r == target_row {
|
||||
continue; // 跳过要删除的行
|
||||
}
|
||||
for c in 0..range.width() {
|
||||
if let Some(cell_data) = range.get((r, c)) {
|
||||
write_cell(new_worksheet, new_row, c as u16, cell_data)?;
|
||||
}
|
||||
}
|
||||
new_row += 1;
|
||||
}
|
||||
|
||||
println!("✓ 操作成功:已删除第 {} 行", target_row + 1);
|
||||
eprintln!(" 剩余行数: {}", total_rows - 1);
|
||||
}
|
||||
|
||||
// 保存文件
|
||||
new_workbook.save(file.as_path())?;
|
||||
eprintln!(" 文件: {}, Sheet: {}", file.display(), sheet);
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
// 辅助函数:写入单元格
|
||||
fn write_cell(
|
||||
worksheet: &mut rust_xlsxwriter::Worksheet,
|
||||
row: u32,
|
||||
col: u16,
|
||||
data: &Data,
|
||||
) -> Result<(), rust_xlsxwriter::XlsxError> {
|
||||
match data {
|
||||
Data::String(s) => worksheet.write_string(row, col, s.as_str()).map(|_| ()),
|
||||
Data::Int(v) => worksheet.write_number(row, col, *v as f64).map(|_| ()),
|
||||
Data::Float(v) => worksheet.write_number(row, col, *v).map(|_| ()),
|
||||
Data::Bool(b) => worksheet.write_boolean(row, col, *b).map(|_| ()),
|
||||
_ => Ok(()),
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user