OXYGENHUB
# d1727c573f30 oxygenhub / crates / hub / src / db / repos.rs
9.9 KiB · Rust · last changed Turn OxygenFlow on or off per repository in settings 1 month ago source blame history raw
1 
//! The `repositories` and `pushes` tables.
2
3 
use super::{now_ms, Pool};
4 
use hub_api::Visibility;
5 
use sqlx::FromRow;
6
7 
#[derive(Clone, Debug, FromRow)]
8 
pub struct RepoRow {
9 
    pub id: i64,
10 
    pub owner: String,
11 
    pub name: String,
12 
    pub description: String,
13 
    pub default_bookmark: String,
14 
    pub visibility: String,
15 
    pub created_ms: i64,
16 
    pub updated_ms: i64,
17 
    #[sqlx(default)]
18 
    pub git_mirror: bool,
19 
    #[sqlx(default)]
20 
    pub git_mirror_state: String,
21 
    /// The repository this one was forked from (migration 0009).
22 
    #[sqlx(default)]
23 
    pub forked_from: Option<i64>,
24 
    /// Space-separated topics (migration 0010).
25 
    #[sqlx(default)]
26 
    pub topics: String,
27 
    /// OxygenFlow: `on`, `off`, or empty to follow hub.toml (migration 0018).
28 
    #[sqlx(default)]
29 
    pub flow: String,
30 
    /// Counts for the tabs; filled by `get` only.
31 
    #[sqlx(default)]
32 
    pub open_issues: i64,
33 
    #[sqlx(default)]
34 
    pub open_proposals: i64,
35 
}
36
37 
impl RepoRow {
38 
    pub fn visibility(&self) -> Visibility {
39 
        Visibility::parse(&self.visibility).unwrap_or(Visibility::Private)
40 
    }
41
42 
    pub fn topic_list(&self) -> Vec<&str> {
43 
        self.topics.split_whitespace().collect()
44 
    }
45
46 
    pub fn slug(&self) -> String {
47 
        format!("{}/{}", self.owner, self.name)
48 
    }
49 
}
50
51 
#[derive(Clone, Debug, FromRow)]
52 
pub struct PushRow {
53 
    pub id: i64,
54 
    pub at_ms: i64,
55 
    pub reference: String,
56 
    pub ok: bool,
57 
    pub reason: String,
58 
    pub old_state: String,
59 
    pub new_state: String,
60 
    pub heads: i64,
61 
    pub changes: i64,
62 
    pub pusher: String,
63 
}
64
65 
/// One reference's outcome in a push, as the protocol backend reports it.
66 
#[derive(Clone, Debug)]
67 
pub struct PushOutcome {
68 
    pub reference: String,
69 
    pub ok: bool,
70 
    pub reason: String,
71 
    pub old_state: String,
72 
    pub new_state: String,
73 
    pub heads: i64,
74 
    pub changes: i64,
75 
}
76
77 
pub async fn list(pool: &Pool) -> sqlx::Result<Vec<RepoRow>> {
78 
    sqlx::query_as("SELECT * FROM repositories ORDER BY updated_ms DESC, owner, name").fetch_all(pool).await
79 
}
80
81 
pub async fn get_by_id(pool: &Pool, id: i64) -> sqlx::Result<Option<RepoRow>> {
82 
    sqlx::query_as("SELECT * FROM repositories WHERE id = ?").bind(id).fetch_optional(pool).await
83 
}
84
85 
pub async fn list_by_owner(pool: &Pool, owner: &str) -> sqlx::Result<Vec<RepoRow>> {
86 
    sqlx::query_as("SELECT * FROM repositories WHERE owner = ? ORDER BY updated_ms DESC, name").bind(owner).fetch_all(pool).await
87 
}
88
89 
/// One repository, with its open issue and proposal counts for the tabs.
90 
pub async fn get(pool: &Pool, owner: &str, name: &str) -> sqlx::Result<Option<RepoRow>> {
91 
    sqlx::query_as(
92 
        "SELECT r.*, \
93 
           (SELECT COUNT(*) FROM issues i WHERE i.repo_id = r.id AND i.state = 'open') AS open_issues, \
94 
           (SELECT COUNT(*) FROM proposals p WHERE p.repo_id = r.id AND p.state IN ('open', 'draft')) AS open_proposals \
95 
         FROM repositories r WHERE r.owner = ? AND r.name = ?",
96 
    )
97 
    .bind(owner)
98 
    .bind(name)
99 
    .fetch_optional(pool)
100 
    .await
101 
}
102
103 
pub async fn create(pool: &Pool, owner: &str, name: &str, description: &str, visibility: Visibility) -> sqlx::Result<RepoRow> {
104 
    let now = now_ms();
105 
    sqlx::query_as(
106 
        "INSERT INTO repositories (owner, name, description, visibility, created_ms, updated_ms) VALUES (?, ?, ?, ?, ?, ?) RETURNING *",
107 
    )
108 
    .bind(owner)
109 
    .bind(name)
110 
    .bind(description)
111 
    .bind(visibility.as_str())
112 
    .bind(now)
113 
    .bind(now)
114 
    .fetch_one(pool)
115 
    .await
116 
}
117
118 
pub async fn delete(pool: &Pool, id: i64) -> sqlx::Result<()> {
119 
    sqlx::query("DELETE FROM repositories WHERE id = ?").bind(id).execute(pool).await?;
120 
    Ok(())
121 
}
122
123 
pub async fn set_description(pool: &Pool, id: i64, description: &str) -> sqlx::Result<()> {
124 
    sqlx::query("UPDATE repositories SET description = ? WHERE id = ?").bind(description).bind(id).execute(pool).await?;
125 
    Ok(())
126 
}
127
128 
pub async fn set_default_bookmark(pool: &Pool, id: i64, bookmark: &str) -> sqlx::Result<()> {
129 
    sqlx::query("UPDATE repositories SET default_bookmark = ? WHERE id = ?").bind(bookmark).bind(id).execute(pool).await?;
130 
    Ok(())
131 
}
132
133 
pub async fn set_visibility(pool: &Pool, id: i64, visibility: Visibility) -> sqlx::Result<()> {
134 
    sqlx::query("UPDATE repositories SET visibility = ? WHERE id = ?").bind(visibility.as_str()).bind(id).execute(pool).await?;
135 
    Ok(())
136 
}
137
138 
/// Record a push's per-reference results and bump the repository's activity.
139 
pub async fn record_push(pool: &Pool, id: i64, pusher: Option<(i64, &str)>, results: &[PushOutcome]) -> sqlx::Result<()> {
140 
    let now = now_ms();
141 
    let mut tx = super::begin_write(pool).await?;
142 
    for r in results {
143 
        sqlx::query("INSERT INTO pushes (repo_id, at_ms, reference, ok, reason, old_state, new_state, heads, changes, account_id, pusher) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)")
144 
            .bind(id)
145 
            .bind(now)
146 
            .bind(&r.reference)
147 
            .bind(r.ok)
148 
            .bind(&r.reason)
149 
            .bind(&r.old_state)
150 
            .bind(&r.new_state)
151 
            .bind(r.heads)
152 
            .bind(r.changes)
153 
            .bind(pusher.map(|p| p.0).filter(|id| *id > 0))
154 
            .bind(pusher.map(|p| p.1).unwrap_or(""))
155 
            .execute(&mut *tx)
156 
            .await?;
157 
    }
158 
    if results.iter().any(|r| r.ok) {
159 
        sqlx::query("UPDATE repositories SET updated_ms = ? WHERE id = ?").bind(now).bind(id).execute(&mut *tx).await?;
160 
    }
161 
    tx.commit().await
162 
}
163
164 
pub async fn pushes(pool: &Pool, id: i64, limit: i64) -> sqlx::Result<Vec<PushRow>> {
165 
    sqlx::query_as("SELECT id, at_ms, reference, ok, reason, old_state, new_state, heads, changes, pusher FROM pushes WHERE repo_id = ? ORDER BY at_ms DESC, id DESC LIMIT ?")
166 
        .bind(id)
167 
        .bind(limit)
168 
        .fetch_all(pool)
169 
        .await
170 
}
171
172 
/// Topics from user input: comma or space separated, lower-cased,
173 
/// letters, digits and dashes, at most 35 characters each and 20 in all.
174 
/// Returns the stored form or what is wrong.
175 
pub fn parse_topics(input: &str) -> Result<String, String> {
176 
    let mut out: Vec<String> = Vec::new();
177 
    for t in input.split([',', ' ', '\n', '\t']).map(|t| t.trim().to_ascii_lowercase()).filter(|t| !t.is_empty()) {
178 
        if t.len() > 35 || !t.chars().all(|c| c.is_ascii_alphanumeric() || c == '-') || t.starts_with('-') {
179 
            return Err(format!("\"{t}\" is not a topic: use letters, digits and dashes, up to 35 characters"));
180 
        }
181 
        if !out.contains(&t) {
182 
            out.push(t);
183 
        }
184 
    }
185 
    if out.len() > 20 {
186 
        return Err("At most 20 topics.".into());
187 
    }
188 
    Ok(out.join(" "))
189 
}
190
191 
pub async fn set_topics(pool: &Pool, id: i64, topics: &str) -> sqlx::Result<()> {
192 
    sqlx::query("UPDATE repositories SET topics = ? WHERE id = ?").bind(topics).bind(id).execute(pool).await?;
193 
    Ok(())
194 
}
195
196 
/// Star or unstar; returns whether it is now starred.
197 
pub async fn toggle_star(pool: &Pool, account_id: i64, repo_id: i64) -> sqlx::Result<bool> {
198 
    let gone = sqlx::query("DELETE FROM stars WHERE account_id = ? AND repo_id = ?").bind(account_id).bind(repo_id).execute(pool).await?;
199 
    if gone.rows_affected() > 0 {
200 
        return Ok(false);
201 
    }
202 
    sqlx::query("INSERT INTO stars (account_id, repo_id, at_ms) VALUES (?, ?, ?)")
203 
        .bind(account_id)
204 
        .bind(repo_id)
205 
        .bind(now_ms())
206 
        .execute(pool)
207 
        .await?;
208 
    Ok(true)
209 
}
210
211 
pub async fn starred(pool: &Pool, account_id: i64, repo_id: i64) -> sqlx::Result<bool> {
212 
    let n: i64 = sqlx::query_scalar("SELECT COUNT(*) FROM stars WHERE account_id = ? AND repo_id = ?")
213 
        .bind(account_id)
214 
        .bind(repo_id)
215 
        .fetch_one(pool)
216 
        .await?;
217 
    Ok(n > 0)
218 
}
219
220 
/// Stars and watchers of one repository.
221 
pub async fn counts(pool: &Pool, repo_id: i64) -> sqlx::Result<(i64, i64)> {
222 
    let stars: i64 = sqlx::query_scalar("SELECT COUNT(*) FROM stars WHERE repo_id = ?").bind(repo_id).fetch_one(pool).await?;
223 
    let watchers: i64 = sqlx::query_scalar("SELECT COUNT(*) FROM watches WHERE repo_id = ?").bind(repo_id).fetch_one(pool).await?;
224 
    Ok((stars, watchers))
225 
}
226
227 
/// Star counts of every starred repository.
228 
pub async fn star_counts(pool: &Pool) -> sqlx::Result<std::collections::HashMap<i64, i64>> {
229 
    let rows: Vec<(i64, i64)> = sqlx::query_as("SELECT repo_id, COUNT(*) FROM stars GROUP BY repo_id").fetch_all(pool).await?;
230 
    Ok(rows.into_iter().collect())
231 
}
232
233 
/// Record that `id` is a fork of `from`.
234 
pub async fn set_forked_from(pool: &Pool, id: i64, from: i64) -> sqlx::Result<()> {
235 
    sqlx::query("UPDATE repositories SET forked_from = ? WHERE id = ?").bind(from).bind(id).execute(pool).await?;
236 
    Ok(())
237 
}
238
239 
/// The forks of `id`, newest activity first.
240 
pub async fn forks_of(pool: &Pool, id: i64) -> sqlx::Result<Vec<RepoRow>> {
241 
    sqlx::query_as("SELECT * FROM repositories WHERE forked_from = ? ORDER BY updated_ms DESC").bind(id).fetch_all(pool).await
242 
}
243
244 
/// `on`, `off`, or `` (follow hub.toml's `[flow] repos`).
245 
pub async fn set_flow(pool: &Pool, id: i64, setting: &str) -> sqlx::Result<()> {
246 
    sqlx::query("UPDATE repositories SET flow = ? WHERE id = ?").bind(setting).bind(id).execute(pool).await?;
247 
    Ok(())
248 
}
249
250 
pub async fn set_git_mirror(pool: &Pool, id: i64, on: bool) -> sqlx::Result<()> {
251 
    sqlx::query("UPDATE repositories SET git_mirror = ? WHERE id = ?").bind(on).bind(id).execute(pool).await?;
252 
    Ok(())
253 
}
254
255 
pub async fn set_git_mirror_state(pool: &Pool, id: i64, state: &str) -> sqlx::Result<()> {
256 
    sqlx::query("UPDATE repositories SET git_mirror_state = ? WHERE id = ?").bind(state).bind(id).execute(pool).await?;
257 
    Ok(())
258 
}
259
260 
#[cfg(test)]
261 
mod topic_tests {
262 
    use super::parse_topics;
263
264 
    #[test]
265 
    fn topics_are_normalised_and_checked() {
266 
        assert_eq!(parse_topics("Rust, vcs  retro-computing,rust").unwrap(), "rust vcs retro-computing");
267 
        assert_eq!(parse_topics("").unwrap(), "");
268 
        assert!(parse_topics("c++").is_err());
269 
        assert!(parse_topics("-lead").is_err());
270 
        assert!(parse_topics(&"x".repeat(36)).is_err());
271 
        assert!(parse_topics(&(0..21).map(|i| format!("t{i}")).collect::<Vec<_>>().join(" ")).is_err());
272 
    }
273 
}