1use anyhow::Result;
 2use std::path::Path;
 3
 4use crate::cli::DepAction;
 5use crate::db;
 6use crate::ops;
 7
 8pub fn run(root: &Path, action: &DepAction, json: bool) -> Result<()> {
 9    let store = db::open(root)?;
10
11    match action {
12        DepAction::Add { child, parent } => {
13            let child_id = db::resolve_task_id(&store, child, false)?;
14            let parent_id = db::resolve_task_id(&store, parent, false)?;
15            ops::add_dep(&store, &child_id, &parent_id)?;
16            if json {
17                println!(
18                    "{}",
19                    serde_json::json!({"child": child_id, "blocker": parent_id})
20                );
21            } else {
22                let c = crate::color::stdout_theme();
23                println!(
24                    "{}{child_id}{} blocked by {}{parent_id}{}",
25                    c.green, c.reset, c.yellow, c.reset
26                );
27            }
28        }
29        DepAction::Rm { child, parent } => {
30            let child_id = db::resolve_task_id(&store, child, false)?;
31            let parent_id = db::resolve_task_id(&store, parent, true)?;
32            ops::remove_dep(&store, &child_id, &parent_id)?;
33            if !json {
34                let c = crate::color::stdout_theme();
35                println!(
36                    "{}{child_id}{} no longer blocked by {}{parent_id}{}",
37                    c.green, c.reset, c.yellow, c.reset
38                );
39            }
40        }
41        DepAction::Tree { id } => {
42            let root_id = db::resolve_task_id(&store, id, true)?;
43            println!("{}", root_id);
44            let mut children: Vec<_> = store
45                .list_tasks_unfiltered()?
46                .into_iter()
47                .filter(|t| t.parent.as_ref() == Some(&root_id))
48                .map(|t| t.id)
49                .collect();
50            children.sort_by(|a, b| a.as_str().cmp(b.as_str()));
51            for child in children {
52                println!("  {child}");
53            }
54        }
55    }
56
57    Ok(())
58}