第一次提交

src-tauri/.gitignore

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+# Generated by Cargo
+# will have compiled files and executables
+/target/
+
+# Generated by Tauri
+# will have schema files for capabilities auto-completion
+/gen/schemas

src-tauri/Cargo.toml

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+[package]
+name = "attendance_app"
+version = "0.1.0"
+description = "A Tauri App"
+authors = ["you"]
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[lib]
+# The `_lib` suffix may seem redundant but it is necessary
+# to make the lib name unique and wouldn't conflict with the bin name.
+# This seems to be only an issue on Windows, see https://github.com/rust-lang/cargo/issues/8519
+name = "attendance_app_lib"
+crate-type = ["staticlib", "cdylib", "rlib"]
+
+[build-dependencies]
+tauri-build = { version = "2", features = [] }
+
+[dependencies]
+tauri = { version = "2", features = [] }
+tauri-plugin-opener = "2"
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+tauri-plugin-dialog = "2"
+calamine = "0.32.0"
+rust_xlsxwriter = "0.92.2"
+chrono = { version = "0.4.42", features = ["serde"] }
+anyhow = "1.0.100"
+dirs = "6.0.0"
+

src-tauri/build.rs

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+fn main() {
+    tauri_build::build()
+}

src-tauri/capabilities/default.json

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+{
+  "$schema": "../gen/schemas/desktop-schema.json",
+  "identifier": "default",
+  "description": "Capability for the main window",
+  "windows": [
+    "main"
+  ],
+  "permissions": [
+    "core:default",
+    "opener:default",
+    "dialog:default"
+  ]
+}

src-tauri/src/data_processor.rs

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+use crate::excel_reader::{ClassData, Student};
+use chrono::Datelike;
+use serde::{Deserialize, Serialize};
+use std::collections::HashMap;
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct MonthlyRecord {
+    pub month: u32,
+    pub month_name: String, // e.g., "9月"
+    pub count: i32,
+    pub price: f64,
+    pub total: f64,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct StudentReport {
+    pub student: Student,
+    pub monthly_records: Vec<MonthlyRecord>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ClassReport {
+    pub class_name: String,
+    pub students: Vec<StudentReport>,
+}
+
+pub fn process_data(classes: Vec<ClassData>) -> Vec<ClassReport> {
+    let mut reports = Vec::new();
+
+    for class_data in classes {
+        let price = if class_data.class_name.contains("思维") {
+            30.0
+        } else {
+            24.0
+        };
+
+        let mut student_reports = Vec::new();
+
+        for record in class_data.records {
+            let mut month_counts: HashMap<u32, i32> = HashMap::new();
+
+            for (date, _) in record.attendance {
+                let month = date.month();
+                *month_counts.entry(month).or_insert(0) += 1;
+            }
+
+            let mut monthly_records = Vec::new();
+            let mut months: Vec<u32> = month_counts.keys().cloned().collect();
+            months.sort();
+
+            for month in months {
+                let count = month_counts[&month];
+                monthly_records.push(MonthlyRecord {
+                    month,
+                    month_name: format!("{}月", month),
+                    count,
+                    price,
+                    total: count as f64 * price,
+                });
+            }
+
+            student_reports.push(StudentReport {
+                student: record.student,
+                monthly_records,
+            });
+        }
+
+        reports.push(ClassReport {
+            class_name: class_data.class_name,
+            students: student_reports,
+        });
+    }
+
+    reports
+}

src-tauri/src/excel_reader.rs

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+use anyhow::{Context, Result};
+use calamine::{open_workbook, Data, DataType, Reader, Xlsx};
+use chrono::{Duration, NaiveDate};
+use serde::{Deserialize, Serialize};
+use std::path::Path;
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct Student {
+    pub id: Option<String>,
+    pub year: Option<String>,
+    pub grade: Option<String>,
+    pub class: Option<String>,
+    pub name: String,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct AttendanceRecord {
+    pub student: Student,
+    // Date and attendance count (1.0 for present)
+    pub attendance: Vec<(NaiveDate, f64)>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ClassData {
+    pub class_name: String,
+    pub records: Vec<AttendanceRecord>,
+}
+
+pub fn read_attendance_file<P: AsRef<Path>>(path: P) -> Result<Vec<ClassData>> {
+    let mut workbook: Xlsx<_> = open_workbook(path).context("Failed to open Excel file")?;
+    let mut classes = Vec::new();
+
+    for sheet_name in workbook.sheet_names().to_owned() {
+        if let Ok(range) = workbook.worksheet_range(&sheet_name) {
+            let mut records = Vec::new();
+            let mut dates = Vec::new();
+            let mut date_col_indices = Vec::new();
+
+            // Find header row (row 2, index 1)
+            if range.height() < 2 {
+                continue;
+            }
+
+            // Parse headers to find date columns
+            // Assuming row 2 (index 1) contains headers and dates
+            let header_row = range.rows().nth(1).unwrap();
+            
+            for (col_idx, cell) in header_row.iter().enumerate() {
+                // Dates in Excel are often floats or ints (serial dates)
+                // Check if the cell value looks like a date (e.g., > 40000)
+                if let Some(float_val) = cell.as_f64() {
+                    if float_val > 40000.0 && float_val < 50000.0 {
+                        // Convert serial date to NaiveDate
+                        // Excel base date is usually 1899-12-30
+                        let base_date = NaiveDate::from_ymd_opt(1899, 12, 30).unwrap();
+                        let days = float_val as i64;
+                        if let Some(date) = base_date.checked_add_signed(Duration::days(days)) {
+                            dates.push(date);
+                            date_col_indices.push(col_idx);
+                        }
+                    }
+                }
+            }
+
+            if dates.is_empty() {
+                // Skip sheets without dates
+                continue;
+            }
+
+            // Iterate over data rows (starting from row 4, index 3)
+            // Row 1: Title, Row 2: Headers, Row 3: Weekdays, Row 4: Data
+            for row in range.rows().skip(3) {
+                // Check if row has a name (Column E, index 4)
+                // If name is empty, skip
+                let name_cell = &row[4];
+                let name = match name_cell {
+                    Data::String(s) => s.trim().to_string(),
+                    _ => continue, // Skip if no name
+                };
+
+                if name.is_empty() || name == "姓名" {
+                    continue;
+                }
+
+                let id = row[0].to_string();
+                let year = row[1].to_string();
+                let grade = row[2].to_string();
+                let class_info = row[3].to_string();
+
+                let student = Student {
+                    id: if id.is_empty() { None } else { Some(id) },
+                    year: if year.is_empty() { None } else { Some(year) },
+                    grade: if grade.is_empty() { None } else { Some(grade) },
+                    class: if class_info.is_empty() { None } else { Some(class_info) },
+                    name,
+                };
+
+                let mut attendance_entries = Vec::new();
+
+                for (i, &col_idx) in date_col_indices.iter().enumerate() {
+                    if col_idx < row.len() {
+                        let cell = &row[col_idx];
+                        // Check for "1" or numeric 1
+                        let is_present = match cell {
+                            Data::Int(v) => *v == 1,
+                            Data::Float(v) => (*v - 1.0).abs() < 1e-6,
+                            Data::String(s) => s.trim() == "1",
+                            _ => false,
+                        };
+
+                        if is_present {
+                            if i < dates.len() {
+                                attendance_entries.push((dates[i], 1.0));
+                            }
+                        }
+                    }
+                }
+
+                if !attendance_entries.is_empty() {
+                    records.push(AttendanceRecord {
+                        student,
+                        attendance: attendance_entries,
+                    });
+                }
+            }
+
+            if !records.is_empty() {
+                classes.push(ClassData {
+                    class_name: sheet_name.clone(),
+                    records,
+                });
+            }
+        }
+    }
+
+    Ok(classes)
+}

src-tauri/src/excel_writer.rs

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+use crate::data_processor::ClassReport;
+use anyhow::Result;
+use rust_xlsxwriter::{Format, Workbook};
+use std::path::Path;
+
+pub fn write_report<P: AsRef<Path>>(path: P, reports: Vec<ClassReport>) -> Result<()> {
+    let mut workbook = Workbook::new();
+    let worksheet = workbook.add_worksheet();
+
+    // Formats
+    let header_format = Format::new().set_bold().set_align(rust_xlsxwriter::FormatAlign::Center);
+    let center_format = Format::new().set_align(rust_xlsxwriter::FormatAlign::Center);
+
+    let mut current_row = 0;
+
+    for report in reports {
+        // Write Class Name
+        worksheet.write_string(current_row, 0, &report.class_name)?;
+        current_row += 1;
+
+        // Write Headers
+        let headers = ["序号", "入学年份", "年级", "班级", "姓名"];
+        for (i, header) in headers.iter().enumerate() {
+            worksheet.write_string_with_format(current_row, i as u16, *header, &header_format)?;
+        }
+
+        // Determine all unique months across all students in this class to create columns
+        // Actually, the requirement implies we list months for each student?
+        // Looking at res.xlsx:
+        // Row 148: ..., 9月（陈南岚老师）, None, None, 10月（陈南岚老师）, ...
+        // Row 149: ..., 次数, 单价, 费用合计, 次数, 单价, 费用合计
+        // It seems the columns are dynamic based on months.
+        // We need to find all months present in this class and create columns for them.
+        
+        // Collect all months
+        let mut all_months = std::collections::BTreeSet::new();
+        for student in &report.students {
+            for record in &student.monthly_records {
+                all_months.insert(record.month);
+            }
+        }
+        
+        // Map month to start column index
+        let mut month_col_map = std::collections::HashMap::new();
+        let mut col_idx = 5; // Start after "姓名"
+        
+        for month in &all_months {
+            // Write Month Header (merged 3 cells)
+            // We don't know the teacher name, so just use "X月"
+            let month_str = format!("{}月", month);
+            worksheet.merge_range(current_row, col_idx, current_row, col_idx + 2, &month_str, &header_format)?;
+            
+            month_col_map.insert(*month, col_idx);
+            col_idx += 3;
+        }
+        
+        current_row += 1;
+        
+        // Write Sub-headers (次数, 单价, 费用合计)
+        for _ in &all_months {
+            // We need to know the column index for this month
+             // But we are iterating linearly.
+        }
+        // Actually, let's iterate columns again
+        let mut sub_col_idx = 5;
+        for _ in &all_months {
+            worksheet.write_string_with_format(current_row, sub_col_idx, "次数", &center_format)?;
+            worksheet.write_string_with_format(current_row, sub_col_idx + 1, "单价", &center_format)?;
+            worksheet.write_string_with_format(current_row, sub_col_idx + 2, "费用合计", &center_format)?;
+            sub_col_idx += 3;
+        }
+        
+        current_row += 1;
+
+        // Write Student Data
+        for (i, student) in report.students.iter().enumerate() {
+            worksheet.write_number_with_format(current_row, 0, (i + 1) as f64, &center_format)?;
+            if let Some(year) = &student.student.year {
+                worksheet.write_string_with_format(current_row, 1, year, &center_format)?;
+            }
+            if let Some(grade) = &student.student.grade {
+                worksheet.write_string_with_format(current_row, 2, grade, &center_format)?;
+            }
+            if let Some(class_info) = &student.student.class {
+                worksheet.write_string_with_format(current_row, 3, class_info, &center_format)?;
+            }
+            worksheet.write_string_with_format(current_row, 4, &student.student.name, &center_format)?;
+
+            for record in &student.monthly_records {
+                if let Some(&start_col) = month_col_map.get(&record.month) {
+                    worksheet.write_number_with_format(current_row, start_col, record.count as f64, &center_format)?;
+                    worksheet.write_number_with_format(current_row, start_col + 1, record.price, &center_format)?;
+                    
+                    // Formula: =PRODUCT(次数:单价)
+                    // Column indices are 0-based.
+                    // rust_xlsxwriter uses (row, col)
+                    let count_cell = rust_xlsxwriter::utility::row_col_to_cell(current_row, start_col);
+                    let price_cell = rust_xlsxwriter::utility::row_col_to_cell(current_row, start_col + 1);
+                    let formula = format!("=PRODUCT({}:{})", count_cell, price_cell);
+                    
+                    worksheet.write_formula_with_format(current_row, start_col + 2, formula.as_str(), &center_format)?;
+                }
+            }
+            current_row += 1;
+        }
+
+        current_row += 2; // Spacing between classes
+    }
+
+    workbook.save(path)?;
+    Ok(())
+}

src-tauri/src/lib.rs

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+mod data_processor;
+mod excel_reader;
+mod excel_writer;
+
+use std::path::PathBuf;
+
+#[tauri::command]
+async fn process_attendance(input_path: String) -> Result<String, String> {
+    let input_path = PathBuf::from(input_path);
+
+    // 1. Read
+    let classes = excel_reader::read_attendance_file(&input_path)
+        .map_err(|e| format!("Failed to read Excel: {}", e))?;
+
+    // 2. Process
+    let reports = data_processor::process_data(classes);
+
+    // 3. Determine output path
+    let output_name = "res.xlsx";
+    let mut output_path = std::env::current_dir()
+        .map_err(|e| format!("Failed to get current dir: {}", e))?
+        .join(output_name);
+
+    // Logic: If app (executable) is on desktop, save to desktop.
+    // Note: In dev mode, this might be target/debug/...
+    if let Some(desktop_dir) = dirs::desktop_dir() {
+        if let Ok(exe_path) = std::env::current_exe() {
+            if exe_path.starts_with(&desktop_dir) {
+                output_path = desktop_dir.join(output_name);
+            }
+        }
+    }
+    
+    // If running in bundle on macOS, current_exe is inside .app/Contents/MacOS
+    // We might want to go up 3 levels to get the .app folder's parent.
+    // But for now, let's stick to the simple logic.
+    // If the user launches a shortcut on Desktop, the CWD might be Desktop?
+    // If so, current_dir() handles it.
+
+    // 4. Write
+    excel_writer::write_report(&output_path, reports)
+        .map_err(|e| format!("Failed to write Excel: {}", e))?;
+
+    Ok(format!("Successfully saved to {:?}", output_path))
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use std::path::PathBuf;
+
+    #[test]
+    fn test_process_logic() {
+        // Assuming we are in src-tauri/
+        let input = PathBuf::from("../req.xlsx");
+        if !input.exists() {
+            println!("Skipping test, input file not found at {:?}", input);
+            return;
+        }
+        
+        let classes = excel_reader::read_attendance_file(&input).expect("Failed to read");
+        let reports = data_processor::process_data(classes);
+        
+        assert!(!reports.is_empty());
+        
+        // Write to a test output
+        let output = PathBuf::from("../test_output.xlsx");
+        excel_writer::write_report(&output, reports).expect("Failed to write");
+        
+        assert!(output.exists());
+    }
+}
+
+#[cfg_attr(mobile, tauri::mobile_entry_point)]
+pub fn run() {
+    tauri::Builder::default()
+        .plugin(tauri_plugin_dialog::init())
+        .plugin(tauri_plugin_opener::init())
+        .invoke_handler(tauri::generate_handler![process_attendance])
+        .run(tauri::generate_context!())
+        .expect("error while running tauri application");
+}

src-tauri/src/main.rs

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+// Prevents additional console window on Windows in release, DO NOT REMOVE!!
+#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
+
+fn main() {
+    attendance_app_lib::run()
+}

src-tauri/tauri.conf.json

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+{
+  "$schema": "https://schema.tauri.app/config/2",
+  "productName": "attendance_app",
+  "version": "0.1.0",
+  "identifier": "com.attendance.app",
+  "build": {
+    "frontendDist": "../src"
+  },
+  "app": {
+    "withGlobalTauri": true,
+    "windows": [
+      {
+        "title": "attendance_app",
+        "width": 800,
+        "height": 600
+      }
+    ],
+    "security": {
+      "csp": null
+    }
+  },
+  "bundle": {
+    "active": true,
+    "targets": "all",
+    "icon": [
+      "icons/32x32.png",
+      "icons/128x128.png",
+      "icons/128x128@2x.png",
+      "icons/icon.icns",
+      "icons/icon.ico"
+    ]
+  }
+}