feat: issues analysis (#15)

* feat: add graphql

* feat: issues analysis

* test: issues analysis

* fix lint

* docs: update

* chore: update version

Cargo.toml

@@ -2,7 +2,7 @@
 name = "gh-lens"
 authors = ["hirokisan <[email protected]>"]
 description = "CLI to analyze your activity on GitHub"
-version = "0.0.11"
+version = "0.0.12"
 edition = "2021"
 license = "MIT"
 keywords = ["github", "cli", "analysis", "gh-lens"]

README.md

@@ -60,3 +60,84 @@ $ gh-lens prs --repo hirokisan/gh-lens --start-date 2024-11-12 --end-date 2024-1
   ]
 }
 ```
+
+```console
+gh-lens issues --repo hirokisan/bybit --start-date 2024-01-01 --end-date 2024-10-31 | jq .
+{
+  "start_date": "2024-01-01",
+  "end_date": "2024-10-31",
+  "issues_count": 5,
+  "assigns_count": 1,
+  "comments_count": {
+    "sum": 12,
+    "average": 2.4
+  },
+  "time_to_closed": {
+    "average": 339269.2
+  },
+  "issues_summaries": [
+    {
+      "url": "https://github.com/hirokisan/bybit/issues/190",
+      "author": "id-petrov",
+      "assignees": null,
+      "participants": [
+        "id-petrov",
+        "hirokisan"
+      ],
+      "comments_count": 1,
+      "created_at": "2024-10-28T20:10:43Z",
+      "closed_at": "2024-10-29T05:39:09Z"
+    },
+    {
+      "url": "https://github.com/hirokisan/bybit/issues/181",
+      "author": "austymenko",
+      "assignees": null,
+      "participants": [
+        "austymenko",
+        "hirokisan"
+      ],
+      "comments_count": 5,
+      "created_at": "2024-07-06T03:31:11Z",
+      "closed_at": "2024-07-13T13:29:15Z"
+    },
+    {
+      "url": "https://github.com/hirokisan/bybit/issues/175",
+      "author": "apeman76",
+      "assignees": null,
+      "participants": [
+        "apeman76",
+        "hirokisan"
+      ],
+      "comments_count": 2,
+      "created_at": "2024-06-12T14:13:08Z",
+      "closed_at": "2024-06-23T07:57:42Z"
+    },
+    {
+      "url": "https://github.com/hirokisan/bybit/issues/171",
+      "author": "s-prosvirnin",
+      "assignees": [
+        "hirokisan"
+      ],
+      "participants": [
+        "s-prosvirnin",
+        "hirokisan"
+      ],
+      "comments_count": 2,
+      "created_at": "2024-04-21T10:35:14Z",
+      "closed_at": "2024-04-22T11:54:24Z"
+    },
+    {
+      "url": "https://github.com/hirokisan/bybit/issues/160",
+      "author": "biancheng347",
+      "assignees": null,
+      "participants": [
+        "hirokisan",
+        "biancheng347"
+      ],
+      "comments_count": 2,
+      "created_at": "2024-01-25T09:18:51Z",
+      "closed_at": "2024-01-25T10:01:03Z"
+    }
+  ]
+}
+```

src/github.rs

@@ -1,9 +1,14 @@
 mod client;
 mod gql;
+mod issue;
+mod issues;
+mod issues_summary;
 mod pull_request;
 mod pull_requests;
 mod pull_requests_summary;
 
 pub(crate) use client::*;
+pub(crate) use issues::*;
+pub(crate) use issues_summary::*;
 pub(crate) use pull_requests::*;
 pub(crate) use pull_requests_summary::*;

src/github/client.rs

@@ -1,6 +1,10 @@
 use graphql_client::GraphQLQuery;
 
-use super::gql::query::{pull_requests_query, PullRequestsQuery};
+use super::gql::issues_query::{issues_query, IssuesQuery};
+use super::gql::pull_requests_query::{pull_requests_query, PullRequestsQuery};
+use super::issue::Issue;
+use super::issues::Issues;
+use super::issues_summary::IssuesSummary;
 use super::pull_request::PullRequest;
 use super::pull_requests::PullRequests;
 use super::pull_requests_summary::PullRequestsSummary;
@@ -72,6 +76,56 @@ impl Client {
         Ok(result)
     }
 
+    async fn get_issues(
+        &self,
+        repo: &str,
+        start_date: &str,
+        end_date: &str,
+    ) -> Result<Issues, anyhow::Error> {
+        let mut result = Issues::new();
+
+        let offset = 10;
+        let query = format!("repo:{repo} is:issue created:{start_date}..{end_date}");
+        let mut variables = issues_query::Variables {
+            first: offset,
+            query: query.to_string(),
+            threshold: 50,
+            after: None,
+        };
+
+        loop {
+            let response: octocrab::Result<graphql_client::Response<issues_query::ResponseData>> =
+                self.inner
+                    .graphql(&IssuesQuery::build_query(variables.clone()))
+                    .await;
+
+            match response {
+                Ok(res) => {
+                    let issues = &res.data.as_ref().unwrap().search;
+                    let has_next_page = issues.page_info.has_next_page;
+                    let end_cursor = issues.page_info.end_cursor.clone();
+
+                    for item in issues.nodes.as_ref().unwrap().iter().flatten() {
+                        match item {
+                            issues_query::IssuesQuerySearchNodes::Issue(issue) => {
+                                result.add(Issue::new(issue.clone()))
+                            }
+                            _ => continue,
+                        };
+                    }
+
+                    if !has_next_page {
+                        break;
+                    }
+                    variables.after.clone_from(&end_cursor);
+                }
+                Err(err) => return Err(anyhow::anyhow!(err)),
+            }
+        }
+
+        Ok(result)
+    }
+
     pub async fn get_pull_requests_summary(
         &self,
         repo: String,
@@ -115,4 +169,44 @@ impl Client {
 
         Ok(summaries)
     }
+
+    pub async fn get_issues_summary(
+        &self,
+        repo: String,
+        start_date: String,
+        end_date: String,
+    ) -> Result<IssuesSummary, anyhow::Error> {
+        let issues = self.get_issues(&repo, &start_date, &end_date).await?;
+
+        Ok(IssuesSummary::new(
+            start_date.clone(),
+            end_date.clone(),
+            &issues,
+        ))
+    }
+
+    pub async fn get_issues_summary_on_individuals(
+        &self,
+        repo: String,
+        start_date: String,
+        end_date: String,
+        individuals: Vec<String>,
+    ) -> Result<HashMap<String, IssuesSummary>, anyhow::Error> {
+        let issues = self.get_issues(&repo, &start_date, &end_date).await?;
+
+        let mut summaries: HashMap<String, IssuesSummary> = HashMap::new();
+
+        for individual in individuals.iter() {
+            summaries
+                .entry(individual.clone())
+                .or_insert(IssuesSummary::new_with_by(
+                    start_date.clone(),
+                    end_date.clone(),
+                    &issues,
+                    individual,
+                ));
+        }
+
+        Ok(summaries)
+    }
 }

src/github/gql.rs

@@ -1,2 +1,3 @@
-pub(super) mod query;
+pub(super) mod issues_query;
+pub(super) mod pull_requests_query;
 pub(super) mod scaler;

src/github/gql/issues_query.graphql

@@ -0,0 +1,51 @@
+query IssuesQuery($first: Int!, $after: String, $query: String!, $threshold: Int!) {
+  search( type: ISSUE first: $first after: $after query: $query) {
+    issueCount
+    pageInfo {
+      hasNextPage
+      endCursor
+    }
+    nodes {
+      __typename
+      ... on Issue {
+        url
+        createdAt
+        closedAt
+        author {
+            __typename
+            login
+        }
+        comments(first: $threshold) {
+          nodes {
+            author {
+              __typename
+              login
+            }
+          }
+        }
+        timelineItems(first: 1, itemTypes: CLOSED_EVENT) {
+          nodes {
+            __typename
+            ... on ClosedEvent {
+              actor {
+                __typename
+                login
+              }
+              createdAt
+            }
+          }
+        }
+        assignees(first: $threshold) {
+          nodes {
+            login
+          }
+        }
+        participants(first: $threshold) {
+          nodes {
+            login
+          }
+        }
+      }
+    }
+  }
+}