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
174

use crate::filenames::saturn_config;
use anyhow::Result;
use chrono::Duration;
use fancy_duration::FancyDuration;
use gcal::ClientParameters;
use serde::{Deserialize, Serialize};

#[derive(Debug, Clone, Serialize, Deserialize, Default)]
pub enum DBType {
    #[default]
    UnixFile,
    Google,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Config {
    db_type: DBType,
    access_token: Option<String>,
    access_token_expires_at: Option<chrono::NaiveDateTime>,
    refresh_token: Option<String>,
    refresh_token_expires_at: Option<chrono::NaiveDateTime>,
    client_info: Option<(String, String)>,
    redirect_url: Option<String>,
    sync_duration: Option<FancyDuration<Duration>>,
    default_duration: Option<FancyDuration<Duration>>,
    calendar_id: String,
}

impl From<Config> for ClientParameters {
    fn from(value: Config) -> Self {
        Self {
            client_id: value.client_id().unwrap_or_default(),
            client_secret: value.client_secret().unwrap_or_default(),
            redirect_url: value.redirect_url(),
            access_key: value.access_token(),
            expires_at: value.access_token_expires_at(),
            refresh_token: value.refresh_token(),
            refresh_token_expires_at: value.refresh_token_expires_at(),
        }
    }
}

impl Default for Config {
    fn default() -> Self {
        Self {
            db_type: DBType::UnixFile,
            access_token: None,
            access_token_expires_at: None,
            refresh_token: None,
            refresh_token_expires_at: None,
            redirect_url: None,
            client_info: None,
            sync_duration: None,
            default_duration: None,
            calendar_id: "primary".to_string(),
        }
    }
}

impl Config {
    pub fn load(filename: Option<std::path::PathBuf>) -> Result<Self> {
        let path = filename.unwrap_or(saturn_config());
        let mut io = std::fs::OpenOptions::new();
        io.read(true);

        match io.open(path) {
            Ok(io) => Ok(serde_yaml::from_reader(io)?),
            Err(_) => Ok(Self::default()),
        }
    }

    pub fn save(&self, filename: Option<std::path::PathBuf>) -> Result<()> {
        let path = filename.unwrap_or(saturn_config());
        let mut io = std::fs::OpenOptions::new();
        io.write(true);
        io.truncate(true);
        io.create(true);
        let io = io.open(path)?;

        Ok(serde_yaml::to_writer(io, self)?)
    }

    pub fn set_calendar_id(&mut self, calendar_id: String) {
        self.calendar_id = calendar_id;
    }

    pub fn set_access_token(&mut self, access_token: Option<String>) {
        self.access_token = access_token;
    }

    pub fn set_access_token_expires_at(&mut self, expires_at: Option<chrono::NaiveDateTime>) {
        self.access_token_expires_at = expires_at;
    }

    pub fn set_refresh_token(&mut self, refresh_token: Option<String>) {
        self.refresh_token = refresh_token;
    }

    pub fn set_refresh_token_expires_at(&mut self, expires_at: Option<chrono::NaiveDateTime>) {
        self.refresh_token_expires_at = expires_at;
    }

    pub fn access_token(&self) -> Option<String> {
        self.access_token.clone()
    }

    pub fn access_token_expires_at(&self) -> Option<chrono::NaiveDateTime> {
        self.access_token_expires_at
    }

    pub fn refresh_token(&self) -> Option<String> {
        self.refresh_token.clone()
    }

    pub fn refresh_token_expires_at(&self) -> Option<chrono::NaiveDateTime> {
        self.refresh_token_expires_at
    }

    pub fn set_redirect_url(&mut self, redirect_url: Option<String>) {
        self.redirect_url = redirect_url;
    }

    pub fn set_default_duration(&mut self, default_duration: Option<FancyDuration<Duration>>) {
        self.default_duration = default_duration;
    }

    pub fn default_duration(&self) -> FancyDuration<Duration> {
        if let Some(duration) = &self.default_duration {
            duration.clone()
        } else {
            FancyDuration(chrono::Duration::minutes(15))
        }
    }

    pub fn calendar_id(&self) -> String {
        self.calendar_id.clone()
    }

    pub fn redirect_url(&self) -> Option<String> {
        self.redirect_url.clone()
    }

    pub fn set_db_type(&mut self, typ: DBType) {
        self.db_type = typ;
    }

    pub fn db_type(&self) -> DBType {
        self.db_type.clone()
    }

    pub fn set_sync_duration(&mut self, sync_duration: Option<FancyDuration<Duration>>) {
        self.sync_duration = sync_duration;
    }

    pub fn sync_duration(&self) -> Option<FancyDuration<Duration>> {
        self.sync_duration.clone()
    }

    pub fn set_client_info(&mut self, client_id: String, client_secret: String) {
        self.client_info = Some((client_id, client_secret))
    }

    pub fn has_client(&self) -> bool {
        self.client_info.is_some()
    }

    pub fn client_id(&self) -> Option<String> {
        self.client_info.clone().map(|s| s.0)
    }

    pub fn client_secret(&self) -> Option<String> {
        self.client_info.clone().map(|s| s.1)
    }
}