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

use crate::{
    constants, 
    jsonfetch, 
    error,
    util::*,
    nsyt::metadata::*,
    metadata::convert_to_std_metadata,
    path
};


pub fn print_header() {
    println!("{:37} {:15} {:6} {:20} {:27} {:7} {:10}", 
                    "ID", 
                    "Instrument",
                    "Sol",
                    "Image Date (UTC)",
                    "Image Date (Mars)",
                    "Thumb",
                    "Present"
                );
}

fn print_image(image:&Image) {
    println!("{:37} {:15} {:<6} {:20} {:27} {:7} {:10}", 
                    image.imageid, 
                    image.instrument.to_uppercase(),
                    format!("{:<6}", image.sol), // This is such a hack...
                    &image.date_taken[..16],
                    image.extended.localtime,
                    if image.is_thumbnail { constants::status::YES } else { constants::status::NO },
                    if image_exists_on_filesystem(&image.url) { constants::status::YES } else { constants::status::NO }
                );
}

fn process_results(results:&NsytApiResults, thumbnails:bool, list_only:bool, search:&str, only_new:bool) -> error::Result<i32>  {
    let mut valid_img_count = 0;
    for image in results.items.iter() {
        // If this image is a thumbnail and we're ignoring those, then ignore it.
        if image.is_thumbnail && ! thumbnails {
            continue;
        }

        // If we're searching for a substring and this image doesn't match, skip it.
        if !search.is_empty() && image.imageid.find(&search) == None {
            continue;
        }

        valid_img_count += 1;
        print_image(&image);

        if !list_only {
            match fetch_image(&image.url, only_new) {
                Ok(_) => (),
                Err(e) => return Err(e)
            };
            let image_base_name = path::basename(image.url.as_str());
            match save_image_json(&image_base_name, &convert_to_std_metadata(image), only_new){
                Ok(_) => (),
                Err(e) => return Err(e)
            };
        }
        
    }

    Ok(valid_img_count)
}


pub fn make_instrument_map() -> InstrumentMap {
    InstrumentMap{map: 
        [
            ("IDC", vec!["idc"]),
            ("ICC", vec!["icc"]),
        ].iter().cloned().collect()}
}

fn submit_query(cameras:&[String], num_per_page:i32, page:Option<i32>, minsol:i32, maxsol:i32) -> error::Result<String> {

    let mut params = vec![
        stringvec("condition_1", "insight:mission"),
        stringvec_b("per_page", format!("{}", num_per_page)),
        stringvec("order", "sol desc,instrument_sort asc,sample_type_sort asc, date_taken desc"),
        stringvec_b("search", cameras.join("|")),
        stringvec_b("condition_2", format!("{}:sol:gte", minsol)),
        stringvec_b("condition_3", format!("{}:sol:lte", maxsol))
    ];

    if let Some(p) = page {
        params.push(stringvec_b("page", format!("{}", p)));
    }

    let uri = constants::url::NSYT_RAW_WEBSERVICE_URL;

    let mut req = jsonfetch::JsonFetcher::new(uri);

    for p in params {
        req.param(p[0].as_str(), p[1].as_str());
    }

    req.fetch_str()
}

pub fn fetch_page(cameras:&[String], num_per_page:i32, page:i32, minsol:i32, maxsol:i32, thumbnails:bool, list_only:bool, search:&str, only_new:bool) -> error::Result<i32> {
    match submit_query(&cameras, num_per_page, Some(page), minsol, maxsol) {
        Ok(v) => {
            let res: NsytApiResults = serde_json::from_str(v.as_str()).unwrap();
            process_results(&res, thumbnails, list_only, search, only_new)
        },
        Err(e) => Err(e)
    }
}

#[derive(Debug, Clone)]
pub struct NsytRemoteStats {
    pub more: bool,
    pub total: i32,
    pub page: i32,
    pub per_page: i32
}

pub fn fetch_stats(cameras:&Vec<String>, minsol:i32, maxsol:i32) -> error::Result<NsytRemoteStats> {
    match submit_query(&cameras, 0, Some(0), minsol, maxsol) {
        Ok(v) => {
            let res: NsytApiResults = serde_json::from_str(v.as_str()).unwrap();
            Ok(NsytRemoteStats{
                more:res.more,
                total:res.total as i32,
                page:res.page as i32,
                per_page:res.per_page as i32
            })
        },
        Err(e) => Err(e)
    }
}

pub fn fetch_all(cameras:&Vec<String>, num_per_page:i32, minsol:i32, maxsol:i32, thumbnails:bool, list_only:bool, search:&str, only_new:bool) -> error::Result<i32> {

    let stats = match fetch_stats(&cameras, minsol, maxsol) {
        Ok(s) => s,
        Err(e) => return Err(e)
    };

    let pages = (stats.total as f32 / num_per_page as f32).ceil() as i32;

    let mut count = 0;
    for page in 0..pages {
        match fetch_page(&cameras, num_per_page, page, minsol, maxsol, thumbnails, list_only, search, only_new) {
            Ok(c) => {
                count = count + c;
            },
            Err(e) => return Err(e)
        };
    }

    Ok(count)
}


pub fn remote_fetch(cameras:&Vec<String>, num_per_page:i32, page:Option<i32>, minsol:i32, maxsol:i32, thumbnails:bool, list_only:bool, search:&str, only_new:bool) -> error::Result<i32> {
    match page {
        Some(p) => {
            fetch_page(&cameras, num_per_page, p, minsol, maxsol, thumbnails, list_only, search, only_new)
        },
        None => {
            fetch_all(&cameras, num_per_page, minsol, maxsol, thumbnails, list_only, search, only_new)
        }
    }
}