spring-job 0.4.7

Integrate tokio-cron-scheduler with spring-rs framework
Documentation 
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

use crate::{
    handler::{BoxedHandler, Handler},
    JobId, JobScheduler,
};
use serde::Serialize;
use spring::app::App;
use std::{sync::Arc, time::Duration};

#[derive(Clone)]
enum Trigger {
    OneShot(u64),
    FixedDelay(u64),
    FixedRate(u64),
    Cron(String),
}

#[derive(Clone)]
pub struct Job {
    trigger: Trigger,
    handler: BoxedHandler,
    extra: Option<Vec<u8>>,
}

pub struct JobBuilder<T: Serialize = ()> {
    trigger: Trigger,
    data: Option<T>,
}

impl Job {
    pub fn one_shot(delay_seconds: u64) -> JobBuilder {
        JobBuilder {
            trigger: Trigger::OneShot(delay_seconds),
            data: None,
        }
    }
    /// TODO: tokio-cron-scheduler not support: <https://github.com/mvniekerk/tokio-cron-scheduler/issues/56>
    pub fn fix_delay(seconds: u64) -> JobBuilder {
        JobBuilder {
            trigger: Trigger::FixedDelay(seconds),
            data: None,
        }
    }
    pub fn fix_rate(seconds: u64) -> JobBuilder {
        JobBuilder {
            trigger: Trigger::FixedRate(seconds),
            data: None,
        }
    }
    pub fn cron(cron: &str) -> JobBuilder {
        JobBuilder {
            trigger: Trigger::Cron(cron.to_string()),
            data: None,
        }
    }
    pub fn one_shot_with_data<T: Serialize>(delay_seconds: u64, data: T) -> JobBuilder<T> {
        JobBuilder {
            trigger: Trigger::OneShot(delay_seconds),
            data: Some(data),
        }
    }
    /// TODO: tokio-cron-scheduler not support: <https://github.com/mvniekerk/tokio-cron-scheduler/issues/56>
    pub fn fix_delay_with_data<T: Serialize>(seconds: u64, data: T) -> JobBuilder<T> {
        JobBuilder {
            trigger: Trigger::FixedDelay(seconds),
            data: Some(data),
        }
    }
    pub fn fix_rate_with_data<T: Serialize>(seconds: u64, data: T) -> JobBuilder<T> {
        JobBuilder {
            trigger: Trigger::FixedRate(seconds),
            data: Some(data),
        }
    }
    pub fn cron_with_data<T: Serialize>(cron: &str, data: T) -> JobBuilder<T> {
        JobBuilder {
            trigger: Trigger::Cron(cron.to_string()),
            data: Some(data),
        }
    }
    pub fn build(self, app: Arc<App>) -> tokio_cron_scheduler::Job {
        let handler = self.handler;
        let mut job = match self.trigger {
            Trigger::OneShot(seconds) => tokio_cron_scheduler::Job::new_one_shot_async(
                Duration::from_secs(seconds),
                move |job_id, jobs| {
                    let handler = handler.clone();
                    let app = app.clone();
                    Box::pin(async move { handler.call(job_id, jobs, app).await })
                },
            ),
            // TODO
            Trigger::FixedDelay(seconds) => tokio_cron_scheduler::Job::new_repeated_async(
                Duration::from_secs(seconds),
                move |job_id, jobs| {
                    Box::pin(Self::call(handler.clone(), job_id, jobs, app.clone()))
                },
            ),
            Trigger::FixedRate(seconds) => tokio_cron_scheduler::Job::new_repeated_async(
                Duration::from_secs(seconds),
                move |job_id, jobs| {
                    Box::pin(Self::call(handler.clone(), job_id, jobs, app.clone()))
                },
            ),
            Trigger::Cron(schedule) => tokio_cron_scheduler::Job::new_async_tz(
                schedule.as_str(),
                chrono::Local,
                move |job_id, jobs| {
                    Box::pin(Self::call(handler.clone(), job_id, jobs, app.clone()))
                },
            ),
        }
        .expect("build job failed");
        if let Some(extra) = self.extra {
            let mut data = job.job_data().expect("get job_data failed");
            data.extra = extra;
            job.set_job_data(data).expect("set job_data failed");
        }
        job
    }

    async fn call(handler: BoxedHandler, job_id: JobId, jobs: JobScheduler, app: Arc<App>) {
        handler.call(job_id, jobs, app).await
    }
}

impl<T: Serialize> JobBuilder<T> {
    pub fn run<H, A>(self, handler: H) -> Job
    where
        H: Handler<A> + Sync,
        A: 'static,
    {
        Job {
            trigger: self.trigger,
            handler: BoxedHandler::from_handler(handler),
            extra: self
                .data
                .map(|data| serde_json::to_vec(&data).expect("job data to json failed")),
        }
    }
}