1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
use std::path::Path;
pub mod error;
pub mod project;
mod storage;
pub mod task;
use project::Project;
use task::Task;
fn list_filter<F>(path: &Path, project: Option<String>, op: F) -> Result<(), error::RustaskError>
where
F: Fn(&usize, &Task) -> bool,
{
let projects = storage::load_tasks(&path)?;
match project {
None => {
let projs = storage::load_tasks(&path)?;
for (i, proj) in projs.iter().enumerate() {
println!("{}", proj);
proj.tasks()
.iter()
.enumerate()
.filter(|(i, t)| op(i, *t))
.for_each(|(idx, t)| println!("[{}]: {}", idx, t));
if i != projs.len() - 1 {
println!("");
}
}
Ok(())
}
Some(name) => {
if let Some(idx) = projects.iter().position(|p| p.name == name) {
println!("{}", projects[idx]);
projects[idx]
.tasks()
.iter()
.enumerate()
.filter(|(i, t)| op(i, *t))
.for_each(|(idx, t)| println!("[{}]: {}", idx, t));
Ok(())
} else {
Err(error::RustaskError::ProjectNotFound(name))
}
}
}
}
pub fn list_all(path: &Path, project: Option<String>) -> Result<(), error::RustaskError> {
list_filter(path, project, |_a, _b| true)
}
pub fn list(path: &Path, project: Option<String>) -> Result<(), error::RustaskError> {
list_filter(path, project, |_, t| t.choose())
}
pub fn rename(path: &Path, project: String, name: String) -> Result<(), error::RustaskError> {
let mut projs = storage::load_tasks(&path)?;
if let Some(idx) = projs.iter().position(|p| p.name == project) {
if projs.iter().any(|p| p.name == name) {
return Err(error::RustaskError::ProjectNameTaken(name));
}
projs[idx].rename(name);
} else {
return Err(error::RustaskError::ProjectNotFound(project));
}
storage::store_tasks(&path, &projs)
}
pub fn add_task(path: &Path, task: Task, name: String) -> Result<(), error::RustaskError> {
let mut projs = storage::load_tasks(&path)?;
if let Some(idx) = projs.iter().position(|p| p.name == name) {
projs[idx].push(task);
} else {
let mut p = Project::new(name);
p.push(task);
projs.push(p);
projs.sort();
}
storage::store_tasks(&path, &projs)
}
pub fn remove_task(path: &Path, id: usize, name: String) -> Result<Task, error::RustaskError> {
let mut projs = storage::load_tasks(&path)?;
let idx_res = projs.iter().position(|p| p.name == name);
if idx_res.is_none() {
return Err(error::RustaskError::ProjectNotFound(name));
}
let idx = idx_res.unwrap();
let task = projs[idx].remove(id)?;
if projs[idx].len() == 0 {
projs.remove(idx);
}
storage::store_tasks(&path, &projs)?;
Ok(task)
}
pub fn move_task(
path: &Path,
old_project: String,
id: usize,
new_project: String,
) -> Result<(), error::RustaskError> {
let task = remove_task(path, id, old_project)?;
add_task(path, task, new_project)
}
pub fn edit_task(
path: &Path,
id: usize,
name: String,
description: Option<String>,
priority: Option<task::Priority>,
deadline: Option<task::Deadline>,
) -> Result<(), error::RustaskError> {
let mut projs = storage::load_tasks(&path)?;
let idx_res = projs.iter().position(|p| p.name == name);
if idx_res.is_none() {
return Err(error::RustaskError::ProjectNotFound(name));
}
let idx = idx_res.unwrap();
projs[idx].edit(id, |mut task| {
if let Some(d) = description {
task.description = d;
}
if let Some(p) = priority {
task.priority = Some(p);
}
if let Some(d) = deadline {
task.deadline = Some(d);
}
})?;
storage::store_tasks(&path, &projs)?;
Ok(())
}