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临时提交:add & index & blob
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@@ -1,9 +1,25 @@
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use std::fs;
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use std::path::Path;
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use crate::models::object::Hash;
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/*Blob
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* Blob是git中最基本的对象,他储存一份文件的内容,并使用hash作为标识符。
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use crate::utils::util::calc_hash;
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/**
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Blob
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Blob是git中最基本的对象,他储存一份文件的内容,并使用hash作为标识符。
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*/
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#[derive(Debug, Clone)]
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pub struct Blob {
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hash: Hash,
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data: String,
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}
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impl Blob {
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pub fn new(file: &Path) -> Blob {
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let data = fs::read_to_string(file).unwrap();
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let hash = calc_hash(&data);
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Blob { hash, data }
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}
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pub fn get_hash(&self) -> String {
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self.hash.clone()
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}
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}
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@@ -4,21 +4,23 @@ use std::path::{Path, PathBuf};
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use std::time::SystemTime;
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use serde::{Deserialize, Serialize};
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use crate::models::object::Hash;
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use crate::utils::util::get_working_dir;
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// 文件元数据结构
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#[derive(Serialize, Deserialize, Debug, Clone)]
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pub struct FileMetaData {
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hash: Hash, // SHA-1 哈希值
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size: u64, // 文件大小
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created_time: SystemTime, // 创建时间
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modified_time: SystemTime, // 修改时间
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mode: String, // 文件模式
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pub hash: Hash, // SHA-1 哈希值
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pub size: u64, // 文件大小
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pub created_time: SystemTime, // 创建时间
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pub modified_time: SystemTime, // 修改时间
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pub mode: String, // 文件模式
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}
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// 索引数据结构
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#[derive(Serialize, Deserialize, Debug, Default)]
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pub struct Index {
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entries: HashMap<PathBuf, FileMetaData>,
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working_dir: PathBuf,
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}
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impl Index {
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@@ -26,19 +28,20 @@ impl Index {
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pub(crate) fn new() -> Index {
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let mut index = Index {
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entries: HashMap::new(),
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working_dir: get_working_dir().unwrap()
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};
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index.load();
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return index;
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}
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// 添加文件
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fn add(&mut self, path: PathBuf, data: FileMetaData) {
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pub fn add(&mut self, path: PathBuf, data: FileMetaData) {
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self.entries.insert(path, data);
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}
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// 删除文件
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fn remove(&mut self, path: PathBuf) {
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self.entries.remove(&path);
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pub fn remove(&mut self, path: &Path) {
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self.entries.remove(path);
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}
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// 获取文件元数据
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@@ -55,12 +58,23 @@ impl Index {
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self.entries.contains_key(path)
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}
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/// 获取所有已删除的文件
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pub fn get_deleted_files(&self) -> Vec<PathBuf> {
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let mut files = Vec::new();
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self.entries.keys().for_each(|file| {
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if !file.exists() {
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files.push(file.clone());
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}
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});
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files
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}
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fn load(&mut self) {
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}
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/// 二进制序列化
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fn save(&self) {
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fn save(&self) { //要先转化为相对路径
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let ser = serde_json::to_string(&self).unwrap();
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println!("{}", ser);
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}
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