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
|
// Copyright (c) 2020, Andinus <andinus@inventati.org>
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
package main
import (
"flag"
"fmt"
"log"
"time"
"framagit.org/andinus/cetus/pkg/background"
"framagit.org/andinus/cetus/pkg/cetus"
"framagit.org/andinus/cetus/pkg/nasa"
)
var (
quiet bool
version bool
fetchOnly bool
pathOnly bool
api string
apiKey string
date string
random bool
dateHelp string
dateDefault string
timeout time.Duration
err error
apodRes nasa.APOD
)
func main() {
parseFlags()
if version {
cetus.Version()
return
}
// Convert timeout to seconds
timeout = timeout * time.Second
if random {
date = nasa.RandDate()
}
// get response from api
apodRes, err = getAPODRes()
if err != nil {
if len(apodRes.Msg) != 0 {
log.Println("Message: ", apodRes.Msg)
}
log.Fatal(err)
}
printDetails(apodRes)
// if fetchOnly is true then don't set background
if fetchOnly {
return
}
// if media type is an image then set background
if apodRes.MediaType == "image" {
err = background.Set(apodRes.HDURL)
if err != nil {
log.Fatal(err)
}
}
}
func parseFlags() {
flag.BoolVar(&quiet, "quiet", false, "No output")
flag.BoolVar(&version, "version", false, "Cetus version")
flag.BoolVar(&fetchOnly, "fetch-only", false, "Don't set background, only fetch info")
dateHelp = fmt.Sprintf("Choose a random date between 1995-06-16 & %s",
time.Now().UTC().Format("2006-01-02"))
flag.BoolVar(&random, "random", false, dateHelp)
flag.BoolVar(&pathOnly, "path-only", false, "Print only path of the image")
flag.StringVar(&api, "api", "https://api.nasa.gov/planetary/apod", "APOD API URL")
flag.StringVar(&apiKey, "api-key", "DEMO_KEY", "api.nasa.gov key for expanded usage")
dateDefault = time.Now().UTC().Format("2006-01-02")
flag.StringVar(&date, "date", dateDefault, "Date of the APOD image to retrieve")
flag.DurationVar(&timeout, "timeout", 32*time.Second, "Timeout for http client in seconds")
flag.Parse()
}
func printDetails(apodRes nasa.APOD) {
if quiet {
return
}
if pathOnly {
cetus.PrintPath(apodRes.HDURL)
return
}
fmt.Printf("Title: %s\n\n", apodRes.Title)
fmt.Printf("Copyright: %s\n", apodRes.Copyright)
fmt.Printf("Date: %s\n\n", apodRes.Date)
fmt.Printf("Media Type: %s\n", apodRes.MediaType)
if apodRes.MediaType == "image" {
fmt.Printf("URL: %s\n\n", apodRes.HDURL)
} else {
fmt.Printf("URL: %s\n\n", apodRes.URL)
}
fmt.Printf("Explanation: %s\n", apodRes.Explanation)
}
func getAPODRes() (nasa.APOD, error) {
var apodInfo map[string]string
apodInfo = make(map[string]string)
apodInfo["api"] = api
apodInfo["apiKey"] = apiKey
apodInfo["date"] = date
apodRes, err = nasa.APODPath(apodInfo, timeout)
return apodRes, err
}
|