aboutsummaryrefslogtreecommitdiff
path: root/src/app/impl_view.rs
blob: 98f540c52b5550b3620fdbbd1073fd1371e86350 (plain)
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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
use std::f64;
use std::fs::File;
use std::io::prelude::*;
use std::path::PathBuf;

use cursive::direction::{Absolute, Direction};
use cursive::event::{Event, EventResult, Key};
use cursive::theme::Color;
use cursive::view::View;
use cursive::{Printer, Vec2};
use notify::DebouncedEvent;

use crate::app::{App, MessageKind};
use crate::habit::{HabitWrapper, ViewMode};
use crate::utils::{self, GRID_WIDTH, VIEW_HEIGHT, VIEW_WIDTH};

impl View for App {
    fn draw(&self, printer: &Printer) {
        let mut offset = Vec2::zero();
        for (idx, habit) in self.habits.iter().enumerate() {
            if idx >= GRID_WIDTH && idx % GRID_WIDTH == 0 {
                offset = offset.map_y(|y| y + VIEW_HEIGHT).map_x(|_| 0);
            }
            habit.draw(&printer.offset(offset).focused(self.focus == idx));
            offset = offset.map_x(|x| x + VIEW_WIDTH + 2);
        }

        offset = offset.map_x(|_| 0).map_y(|_| self.max_size().y - 2);

        let status = self.status();
        printer.print(offset, &status.0); // left status

        let full = self.max_size().x;
        offset = offset.map_x(|_| full - status.1.len());
        printer.print(offset, &status.1); // right status

        offset = offset.map_x(|_| 0).map_y(|_| self.max_size().y - 1);
        printer.with_style(Color::from(self.message.kind()), |p| {
            p.print(offset, self.message.contents())
        });
    }

    fn required_size(&mut self, _: Vec2) -> Vec2 {
        let width = GRID_WIDTH * (VIEW_WIDTH + 2);
        let height = {
            if self.habits.len() > 0 {
                (VIEW_HEIGHT as f64 * (self.habits.len() as f64 / GRID_WIDTH as f64).ceil())
                    as usize
            } else {
                0
            }
        };
        Vec2::new(width, height + 2)
    }

    fn take_focus(&mut self, _: Direction) -> bool {
        false
    }

    fn on_event(&mut self, e: Event) -> EventResult {
        match self.file_event_recv.try_recv() {
            Ok(DebouncedEvent::Write(_)) => {
                let read_from_file = |file: PathBuf| -> Vec<Box<dyn HabitWrapper>> {
                    if let Ok(ref mut f) = File::open(file) {
                        let mut j = String::new();
                        f.read_to_string(&mut j);
                        return serde_json::from_str(&j).unwrap();
                    } else {
                        return Vec::new();
                    }
                };
                let auto = read_from_file(utils::auto_habit_file());
                self.habits.retain(|x| !x.is_auto());
                self.habits.extend(auto);
            }
            _ => {}
        };
        if self.habits.is_empty() {
            return EventResult::Ignored;
        }
        match e {
            Event::Key(Key::Right) | Event::Key(Key::Tab) | Event::Char('l') => {
                self.set_focus(Absolute::Right);
                return EventResult::Consumed(None);
            }
            Event::Key(Key::Left) | Event::Shift(Key::Tab) | Event::Char('h') => {
                self.set_focus(Absolute::Left);
                return EventResult::Consumed(None);
            }
            Event::Key(Key::Up) | Event::Char('k') => {
                self.set_focus(Absolute::Up);
                return EventResult::Consumed(None);
            }
            Event::Key(Key::Down) | Event::Char('j') => {
                self.set_focus(Absolute::Down);
                return EventResult::Consumed(None);
            }

            Event::Char('w') => {
                self.move_cursor(Absolute::Up);
                return EventResult::Consumed(None);
            }
            Event::Char('a') => {
                self.move_cursor(Absolute::Left);
                return EventResult::Consumed(None);
            }
            Event::Char('s') => {
                self.move_cursor(Absolute::Down);
                return EventResult::Consumed(None);
            }
            Event::Char('d') => {
                self.move_cursor(Absolute::Right);
                return EventResult::Consumed(None);
            }

            Event::Char('v') => {
                if self.habits.is_empty() {
                    return EventResult::Consumed(None);
                }
                if self.habits[self.focus].inner_data_ref().view_mode() == ViewMode::Week {
                    self.set_mode(ViewMode::Day)
                } else {
                    self.set_mode(ViewMode::Week)
                }
                return EventResult::Consumed(None);
            }
            Event::Char('V') => {
                for habit in self.habits.iter_mut() {
                    habit.inner_data_mut_ref().set_view_mode(ViewMode::Week);
                }
                return EventResult::Consumed(None);
            }
            Event::Key(Key::Esc) => {
                for habit in self.habits.iter_mut() {
                    habit.inner_data_mut_ref().set_view_mode(ViewMode::Day);
                }
                self.reset_cursor();
                return EventResult::Consumed(None);
            }

            /* We want sifting to be an app level function,
             * that later trickles down into each habit
             * */
            Event::Char(']') => {
                self.sift_forward();
                return EventResult::Consumed(None);
            }
            Event::Char('[') => {
                self.sift_backward();
                return EventResult::Consumed(None);
            }
            Event::Char('}') => {
                self.reset_cursor();
                return EventResult::Consumed(None);
            }
            Event::CtrlChar('l') => {
                self.message.clear();
                self.message.set_kind(MessageKind::Info);
                return EventResult::Consumed(None);
            }

            /* Every keybind that is not caught by App trickles
             * down to the focused habit.
             * */
            _ => {
                if self.habits.is_empty() {
                    return EventResult::Ignored;
                }
                self.habits[self.focus].on_event(e)
            }
        }
    }
}