Go module with the task tree screen; worktrees on and measured; Go installed

This commit is contained in:
Sam
2026-11-10 11:20:21 +11:00
parent a60a4a3067
commit 713774485a
10 changed files with 868 additions and 23 deletions

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@@ -5,7 +5,8 @@ Tick each line. Nothing after the first unchecked line should be started early.
## Before you start
- [x] Paperclip answers: `curl -s -H "Authorization: Bearer $PAPERCLIP_BOARD_KEY" http://127.0.0.1:3100/api/health` → 200.
- [ ] Go is installed: `go version` → **still not installed** (checked 2026-11-10). Needed before Milestone 2.
- [x] Go is installed: `go version` → `go1.26.5` from `~/.nix-profile` (2026-11-10). The
NixOS config change is staged but not rebuilt; see `docs/ENVIRONMENT-FACTS.md`.
- [x] You are using the **user** key (`PAPERCLIP_BOARD_KEY`), not the agent key.
## Milestone 1 — one task, really run (no interface) — PASSED 2026-11-10
@@ -30,9 +31,14 @@ been measured.
## Milestone 2 — task tree and reply box
- [ ] Create the Go module in `tui/`.
- [ ] Screen 1 reads tasks for one project; blockers read **per task** (`/api/issues/{id}/diagnostics/blockers`), never from the list.
- [ ] Screen 4 shows the thread and posts a reply with the user key.
- [x] Create the Go module in `tui/`. → `tui/`, module `paperclip-harness/tui`, Bubble Tea +
Lipgloss + BubbleZone. `go build ./...` and `go vet ./...` are clean.
- [x] Screen 1 reads tasks for one project; blockers read **per task** (`/api/issues/{id}/diagnostics/blockers`), never from the list.
→ seen in a real terminal: `TODO (1) / BLOCKED (1) / DONE (2)`, with
`[AUD-161 todo]` shown against the blocked task. Resize shows "too small" below
56×12 instead of a broken tree.
- [ ] Screen 4 shows the thread and posts a reply with the user key. → client call `PostComment`
exists; the screen does not.
- [ ] Pass: move a blocked task forward from the terminal, no browser, no shell.
## Milestone 3 — add a task, watch it work

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@@ -26,10 +26,23 @@ Nothing else.
- Paperclip server running locally on `http://127.0.0.1:3100` (it is; 685 endpoints).
- `PAPERCLIP_BOARD_KEY` in the environment — the **user** key. The terminal program uses
this one. An agent key cannot write outside a heartbeat run.
- Go toolchain — **not installed yet**; add `go` to `/etc/nixos/configuration.nix` before
Milestone 2. See `docs/ENVIRONMENT-FACTS.md`.
- Go toolchain — **now installed** (`go1.26.5`, from `nix profile`). The NixOS config change
that makes it permanent is staged in `/etc/nixos/configuration.nix` and needs one
`sudo nixos-rebuild switch`. See `docs/ENVIRONMENT-FACTS.md`.
- Pi, which is already the worker adapter on your Paperclip agent.
## Running the terminal program
```bash
cd tui
go run . -project spike-2026-11-10 # full-screen task tree
go run . -project spike-2026-11-10 -dump # same data as plain text, no interface
```
The project can be an id or its url key. Keys inside the program: arrows or Tab and
Shift-Tab move, `r` re-reads from Paperclip, `q` quits. A bare Esc is left free, because in
TUIOS it has to close a box.
## Rules for this project
- No interface work before a real task has run end to end.

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@@ -59,32 +59,49 @@ A wake can still be refused without any error reaching us. Read
and a plain-English diagnosis. Refusal reasons seen in the documentation: the agent is
paused, its budget is exhausted, its cooldown has not elapsed, or its run slot is full.
## Isolated workspaces are switched off on this instance
## Isolated workspaces: switched on 2026-11-10, and measured working
The project was created asking for a git worktree per task (`executionWorkspacePolicy`
with `workspaceStrategy.type: "git_worktree"`). **No worktree was made.** The run worked
directly in `/tmp/pc-sandbox-2026-11-10` and committed onto `main`. The task's
`executionWorkspaceId` and `currentExecutionWorkspace` both read `null`.
The instance first had them off. With the flags off, the project's request for a git
worktree per task was silently ignored: `AUD-159` worked in `/tmp/pc-sandbox-2026-11-10`
on `main`, and the task's `executionWorkspaceId` read `null`.
`GET /api/instance/settings/experimental` returns:
Then, with the person's approval, two experimental settings were switched on:
```
"enableIsolatedWorkspaces": false,
"enableIsolatedWorkspacesByDefault": false,
"enableWorktreeRunExecution": false,
PATCH /api/instance/settings/experimental
{"enableIsolatedWorkspaces": true, "enableWorktreeRunExecution": true}
→ 200
```
With `enableIsolatedWorkspaces` false, Paperclip discards a task's workspace settings
before the run is dispatched, so the mode falls back to the shared project folder. The
worktree code is present in the server (`git worktree add` in
dist/services/workspace-runtime.js). Switching it on is an instance-wide experimental
setting and a decision for the person, not a setting for one project.
`enableIsolatedWorkspacesByDefault` was deliberately **left off**. That flag would give
every project without a policy of its own a worktree, which would change the other nine
projects on this instance. Only projects that ask for one now get one.
The next task (`AUD-160`) made a real worktree, and Paperclip posted a "Workspace Ready"
comment on the task naming it:
```
strategy git_worktree
branch AUD-160-milestone-1-t2-read-hello-txt
cwd /tmp/pc-sandbox-2026-11-10/.paperclip/worktrees/AUD-160-milestone-1-t2-read-hello-txt
baseRef main
deliveryState merged_by_ancestry (no commit was needed; the branch equals main)
```
`git worktree list` in the sandbox repository shows that path on that branch. So the
worktree is Paperclip's job after all, once the instance allows it, and the terminal
program never needs to run `git worktree` itself.
## Toolchain
- **Go is not installed on this machine.** `go version` → not found. The terminal program
needs it. Under Nix, add `go` to `/etc/nixos/configuration.nix` and rebuild; do not
install it by hand.
- **Go is installed** (2026-11-10), by `nix profile install nixpkgs#go` → `go1.26.5` at
`/home/sam/.nix-profile/bin/go`. That is the quick path: it works now, and it is not part
of the system closure.
- The durable path is also prepared: `go` and `gopls` were added to
`environment.systemPackages` in `/etc/nixos/configuration.nix`. `nix flake check` passes
and the dry-run build evaluates. **The rebuild has not been run**, because `sudo` needs a
password here. One command finishes it: `sudo nixos-rebuild switch --flake /etc/nixos#nixos-desktop`.
Until then the profile copy is what runs.
## The new repository

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@@ -220,3 +220,57 @@ step. That is a decision to put to the person, not a bug to work around.
`AUD-160` stayed `todo`, unassigned, blocked by a task that is now `done`. Nothing woke,
because no agent is assigned to it. Whether the `issue_blockers_resolved` wake fires for an
assigned dependent task is still unmeasured.
---
# Worktrees switched on, measured, 2026-11-10
The first worktree attempt proved the flags, not the strategy: with
`enableIsolatedWorkspaces: false` the project's `git_worktree` policy was discarded before
dispatch. That is recorded above and is worth keeping, because it is what an operator will
see on any fresh instance.
After switching on `enableIsolatedWorkspaces` and `enableWorktreeRunExecution` (and leaving
`enableIsolatedWorkspacesByDefault` off, so the other projects are untouched), the same
project produced a real worktree on the next task:
| Fact | Value |
|---|---|
| Task | `AUD-160`, run `11a94551-dd12-4b13-92fe-835ea63d7753` |
| Workspace id | `7900dbf1-692c-4217-aebb-5d539c30aa98` |
| Mode / strategy | `isolated_workspace` / `git_worktree` |
| Branch | `AUD-160-milestone-1-t2-read-hello-txt` |
| Path | `/tmp/pc-sandbox-2026-11-10/.paperclip/worktrees/AUD-160-milestone-1-t2-read-hello-txt` |
| Base | `main` at `b093301` |
| Delivery state | `merged_by_ancestry` (the task made no commit) |
Paperclip wrote its own comment on the task, titled **Workspace Ready**, naming the
strategy, the branch and the working directory. `git worktree list` shows the new path, and
`git branch` shows the new branch. The file `hello.txt` from the first task was present in
the worktree, so the branch really was cut from the finished work.
Two consequences worth remembering:
- **Name the branch with a template.** The default is `{{issue.identifier}}-{{slug}}`;
usable placeholders include `{{issue.identifier}}`, `{{slug}}`, and the project and agent.
Without a template every worktree of the same task would land on the same name.
- **`merged_by_ancestry` is not a merge.** A task that changes nothing leaves its branch at
the base commit, and Paperclip marks it delivered because the branch adds nothing. A task
that does commit will stay `unmerged` until something merges it. That is the state the
review gate will read.
## Budgets as they stand
Read from `GET /api/companies/{companyId}/agents`:
| Agent | Monthly budget (cents) | Spent (cents) |
|---|---|---|
| Builder | 5000 | 2 |
| Chief of Staff | 5000 | 0 |
| System | 3000 | 0 |
| researcher | 2000 | 0 |
| Documenter | 2000 | 0 |
| Hub | 0 | 1 |
The company's `budgetMonthlyCents` is 0. There is no currency field anywhere in the payload:
Paperclip counts cents and does not name a currency, so "5000" is a number, not "$50 AUD".

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tui/.gitignore vendored Normal file
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@@ -0,0 +1,3 @@
# built binaries and local caches
/harness
/tui

29
tui/go.mod Normal file
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module paperclip-harness/tui
go 1.26.5
require (
github.com/charmbracelet/bubbletea v1.3.10
github.com/charmbracelet/lipgloss v1.1.0
github.com/lrstanley/bubblezone v1.0.0
)
require (
github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
github.com/charmbracelet/colorprofile v0.3.1 // indirect
github.com/charmbracelet/x/ansi v0.10.1 // indirect
github.com/charmbracelet/x/cellbuf v0.0.13 // indirect
github.com/charmbracelet/x/term v0.2.1 // indirect
github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f // indirect
github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
github.com/mattn/go-isatty v0.0.20 // indirect
github.com/mattn/go-localereader v0.0.1 // indirect
github.com/mattn/go-runewidth v0.0.16 // indirect
github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 // indirect
github.com/muesli/cancelreader v0.2.2 // indirect
github.com/muesli/termenv v0.16.0 // indirect
github.com/rivo/uniseg v0.4.7 // indirect
github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
golang.org/x/sys v0.36.0 // indirect
golang.org/x/text v0.24.0 // indirect
)

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tui/go.sum Normal file
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@@ -0,0 +1,45 @@
github.com/aymanbagabas/go-osc52/v2 v2.0.1 h1:HwpRHbFMcZLEVr42D4p7XBqjyuxQH5SMiErDT4WkJ2k=
github.com/aymanbagabas/go-osc52/v2 v2.0.1/go.mod h1:uYgXzlJ7ZpABp8OJ+exZzJJhRNQ2ASbcXHWsFqH8hp8=
github.com/charmbracelet/bubbletea v1.3.10 h1:otUDHWMMzQSB0Pkc87rm691KZ3SWa4KUlvF9nRvCICw=
github.com/charmbracelet/bubbletea v1.3.10/go.mod h1:ORQfo0fk8U+po9VaNvnV95UPWA1BitP1E0N6xJPlHr4=
github.com/charmbracelet/colorprofile v0.3.1 h1:k8dTHMd7fgw4bnFd7jXTLZrSU/CQrKnL3m+AxCzDz40=
github.com/charmbracelet/colorprofile v0.3.1/go.mod h1:/GkGusxNs8VB/RSOh3fu0TJmQ4ICMMPApIIVn0KszZ0=
github.com/charmbracelet/lipgloss v1.1.0 h1:vYXsiLHVkK7fp74RkV7b2kq9+zDLoEU4MZoFqR/noCY=
github.com/charmbracelet/lipgloss v1.1.0/go.mod h1:/6Q8FR2o+kj8rz4Dq0zQc3vYf7X+B0binUUBwA0aL30=
github.com/charmbracelet/x/ansi v0.10.1 h1:rL3Koar5XvX0pHGfovN03f5cxLbCF2YvLeyz7D2jVDQ=
github.com/charmbracelet/x/ansi v0.10.1/go.mod h1:3RQDQ6lDnROptfpWuUVIUG64bD2g2BgntdxH0Ya5TeE=
github.com/charmbracelet/x/cellbuf v0.0.13 h1:/KBBKHuVRbq1lYx5BzEHBAFBP8VcQzJejZ/IA3iR28k=
github.com/charmbracelet/x/cellbuf v0.0.13/go.mod h1:xe0nKWGd3eJgtqZRaN9RjMtK7xUYchjzPr7q6kcvCCs=
github.com/charmbracelet/x/term v0.2.1 h1:AQeHeLZ1OqSXhrAWpYUtZyX1T3zVxfpZuEQMIQaGIAQ=
github.com/charmbracelet/x/term v0.2.1/go.mod h1:oQ4enTYFV7QN4m0i9mzHrViD7TQKvNEEkHUMCmsxdUg=
github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f h1:Y/CXytFA4m6baUTXGLOoWe4PQhGxaX0KpnayAqC48p4=
github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f/go.mod h1:vw97MGsxSvLiUE2X8qFplwetxpGLQrlU1Q9AUEIzCaM=
github.com/lrstanley/bubblezone v1.0.0 h1:bIpUaBilD42rAQwlg/4u5aTqVAt6DSRKYZuSdmkr8UA=
github.com/lrstanley/bubblezone v1.0.0/go.mod h1:kcTekA8HE/0Ll2bWzqHlhA2c513KDNLW7uDfDP4Mly8=
github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/mattn/go-localereader v0.0.1 h1:ygSAOl7ZXTx4RdPYinUpg6W99U8jWvWi9Ye2JC/oIi4=
github.com/mattn/go-localereader v0.0.1/go.mod h1:8fBrzywKY7BI3czFoHkuzRoWE9C+EiG4R1k4Cjx5p88=
github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6TULQc=
github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 h1:ZK8zHtRHOkbHy6Mmr5D264iyp3TiX5OmNcI5cIARiQI=
github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6/go.mod h1:CJlz5H+gyd6CUWT45Oy4q24RdLyn7Md9Vj2/ldJBSIo=
github.com/muesli/cancelreader v0.2.2 h1:3I4Kt4BQjOR54NavqnDogx/MIoWBFa0StPA8ELUXHmA=
github.com/muesli/cancelreader v0.2.2/go.mod h1:3XuTXfFS2VjM+HTLZY9Ak0l6eUKfijIfMUZ4EgX0QYo=
github.com/muesli/termenv v0.16.0 h1:S5AlUN9dENB57rsbnkPyfdGuWIlkmzJjbFf0Tf5FWUc=
github.com/muesli/termenv v0.16.0/go.mod h1:ZRfOIKPFDYQoDFF4Olj7/QJbW60Ol/kL1pU3VfY/Cnk=
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavMF/ppJZNG9ZpyihvCd0w101no=
github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e/go.mod h1:RbqR21r5mrJuqunuUZ/Dhy/avygyECGrLceyNeo4LiM=
golang.org/x/exp v0.0.0-20220909182711-5c715a9e8561 h1:MDc5xs78ZrZr3HMQugiXOAkSZtfTpbJLDr/lwfgO53E=
golang.org/x/exp v0.0.0-20220909182711-5c715a9e8561/go.mod h1:cyybsKvd6eL0RnXn6p/Grxp8F5bW7iYuBgsNCOHpMYE=
golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.36.0 h1:KVRy2GtZBrk1cBYA7MKu5bEZFxQk4NIDV6RLVcC8o0k=
golang.org/x/sys v0.36.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/text v0.24.0 h1:dd5Bzh4yt5KYA8f9CJHCP4FB4D51c2c6JvN37xJJkJ0=
golang.org/x/text v0.24.0/go.mod h1:L8rBsPeo2pSS+xqN0d5u2ikmjtmoJbDBT1b7nHvFCdU=

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// Command harness is the terminal front end for the Paperclip coding factory.
//
// This file only wires flags and starts the program. The screens live in
// model.go. Every fact the program shows comes from the Paperclip API; nothing
// is stored locally.
package main
import (
"flag"
"fmt"
"os"
tea "github.com/charmbracelet/bubbletea"
"paperclip-harness/tui/paperclip"
)
func main() {
project := flag.String("project", "", "project id or url key (for example spike-2026-11-10)")
dump := flag.Bool("dump", false, "print the task tree as plain text and exit (no full-screen interface)")
flag.Parse()
client, err := paperclip.New()
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
if !client.UsingUserKey() {
fmt.Fprintln(os.Stderr, "warning: PAPERCLIP_BOARD_KEY is not set, so replies and status changes will be refused")
}
proj, err := client.ResolveProject(*project)
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
if *dump {
if err := dumpTree(client, proj); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
return
}
// Alternate screen: TUIOS keeps its own scrollback, and a full-screen
// program that redraws in place must not fight it.
p := tea.NewProgram(newModel(client, proj),
tea.WithAltScreen(),
tea.WithMouseCellMotion(),
)
if _, err := p.Run(); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
}
// dumpTree prints the tree without starting the interface. It is how the data
// path is checked from a script or over ssh.
func dumpTree(c *paperclip.Client, proj paperclip.Project) error {
rows, err := loadRows(c, proj)
if err != nil {
return err
}
fmt.Printf("%s (%s)\n\n", proj.Name, proj.Status)
for _, g := range groupOrder {
any := false
for _, r := range rows {
if r.Group != g {
continue
}
if !any {
fmt.Printf("%s\n", g)
any = true
}
fmt.Printf(" %-8s %-12s %-14s %s\n", r.Issue.Identifier, r.Issue.Status, r.Who, r.Issue.Title)
if r.Blocker != nil && r.Blocker.UnresolvedCount > 0 {
fmt.Printf(" blocked by %v\n", r.Blocker.BlockingIdentities)
}
}
if any {
fmt.Println()
}
}
return nil
}

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package main
import (
"fmt"
"strings"
"sync"
tea "github.com/charmbracelet/bubbletea"
"github.com/charmbracelet/lipgloss"
zone "github.com/lrstanley/bubblezone"
"paperclip-harness/tui/paperclip"
)
// groupOrder is the order of the four status groups on screen 1.
var groupOrder = []string{"Todo", "In progress", "Blocked", "In review", "Done"}
// Row is one task as the screen needs it: the task itself, who has it, and
// what Paperclip says blocks it.
type Row struct {
Issue paperclip.Issue
Group string
Who string
Blocker *paperclip.BlockerInfo
}
type rowsMsg []Row
type errMsg struct{ err error }
func groupOf(status string) string {
switch status {
case "todo", "backlog":
return "Todo"
case "in_progress":
return "In progress"
case "blocked":
return "Blocked"
case "in_review":
return "In review"
case "done", "cancelled":
return "Done"
}
return "Todo"
}
// loadRows reads the project's tasks from Paperclip, then asks about each
// task's blockers, because the list endpoint never carries them.
func loadRows(c *paperclip.Client, proj paperclip.Project) ([]Row, error) {
issues, err := c.Issues()
if err != nil {
return nil, err
}
mine := make([]paperclip.Issue, 0, len(issues))
for _, is := range issues {
if is.ProjectID == proj.ID {
mine = append(mine, is)
}
}
names := map[string]string{}
if agents, err := c.Agents(); err == nil {
for _, a := range agents {
names[a.ID] = a.Name
}
}
rows := make([]Row, len(mine))
for i, is := range mine {
who := "—"
switch {
case names[is.AssigneeAgent] != "":
who = names[is.AssigneeAgent]
case is.AssigneeAgent != "":
who = "agent"
case is.AssigneeUser != "":
who = "person"
}
rows[i] = Row{Issue: is, Group: groupOf(is.Status), Who: who}
}
// One request per task. Bounded so a large project does not open a
// hundred sockets at once.
var wg sync.WaitGroup
sem := make(chan struct{}, 6)
for i := range rows {
wg.Add(1)
go func(i int) {
defer wg.Done()
sem <- struct{}{}
defer func() { <-sem }()
info, err := c.Blockers(rows[i].Issue.ID)
if err == nil {
rows[i].Blocker = &info
}
}(i)
}
wg.Wait()
order := map[string]int{}
for i, g := range groupOrder {
order[g] = i
}
// Stable sort by group, then by identifier so the tree does not jump
// around between refreshes.
for i := 1; i < len(rows); i++ {
for j := i; j > 0; j-- {
a, b := rows[j-1], rows[j]
if order[a.Group] > order[b.Group] ||
(order[a.Group] == order[b.Group] && a.Issue.Identifier > b.Issue.Identifier) {
rows[j-1], rows[j] = rows[j], rows[j-1]
continue
}
break
}
}
return rows, nil
}
type model struct {
client *paperclip.Client
project paperclip.Project
zones *zone.Manager
rows []Row
cursor int
err error
loading bool
width int
height int
}
func newModel(c *paperclip.Client, proj paperclip.Project) model {
return model{
client: c,
project: proj,
// The click-zone manager is created once, here, and the whole view is
// wrapped and scanned through it. Wrapping parts separately drifts
// when a pane is resized.
zones: zone.New(),
loading: true,
}
}
func (m model) Init() tea.Cmd {
return m.reload()
}
func (m model) reload() tea.Cmd {
c, proj := m.client, m.project
return func() tea.Msg {
rows, err := loadRows(c, proj)
if err != nil {
return errMsg{err}
}
return rowsMsg(rows)
}
}
func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
switch msg := msg.(type) {
case tea.WindowSizeMsg:
// Sizes are always taken from the message. Nothing is hardcoded.
m.width, m.height = msg.Width, msg.Height
return m, nil
case tea.KeyMsg:
switch msg.String() {
case "q", "ctrl+c":
return m, tea.Quit
case "r":
m.loading = true
return m, m.reload()
case "up", "shift+tab":
if m.cursor > 0 {
m.cursor--
}
return m, nil
case "down", "tab":
if m.cursor < len(m.rows)-1 {
m.cursor++
}
return m, nil
case "home":
m.cursor = 0
return m, nil
case "end":
if len(m.rows) > 0 {
m.cursor = len(m.rows) - 1
}
return m, nil
case "esc":
// A bare Esc stays free for closing a box. Nothing to close yet.
return m, nil
}
case rowsMsg:
m.rows = msg
m.loading = false
m.err = nil
if m.cursor >= len(m.rows) {
m.cursor = max(0, len(m.rows)-1)
}
return m, nil
case errMsg:
m.err = msg.err
m.loading = false
return m, nil
}
return m, nil
}
var (
titleStyle = lipgloss.NewStyle().Bold(true)
groupStyle = lipgloss.NewStyle().Bold(true).Foreground(lipgloss.Color("12"))
selectedStyle = lipgloss.NewStyle().Foreground(lipgloss.Color("0")).Background(lipgloss.Color("12"))
mutedStyle = lipgloss.NewStyle().Foreground(lipgloss.Color("8"))
blockedStyle = lipgloss.NewStyle().Foreground(lipgloss.Color("9"))
)
// minWidth and minHeight are the smallest box that still shows something
// honest. Below this the program says so instead of drawing a broken tree.
const (
minWidth = 56
minHeight = 12
)
func (m model) View() string {
if m.width == 0 || m.height == 0 {
return "loading…"
}
if m.width < minWidth || m.height < minHeight {
return m.zones.Scan(lipgloss.NewStyle().
Width(m.width).Height(m.height).
Render(fmt.Sprintf("Window is too small.\nNeed %d×%d, have %d×%d.", minWidth, minHeight, m.width, m.height)))
}
var b strings.Builder
b.WriteString(titleStyle.Render(truncate(m.project.Name+" · task tree", m.width)))
b.WriteString("\n")
if m.err != nil {
b.WriteString(blockedStyle.Render(truncate("error: "+m.err.Error(), m.width)))
b.WriteString("\n")
}
if m.loading && len(m.rows) == 0 {
b.WriteString(mutedStyle.Render("reading tasks from Paperclip…"))
b.WriteString("\n")
}
lines := 0
budget := m.height - 3
for _, g := range groupOrder {
var group []Row
for _, r := range m.rows {
if r.Group == g {
group = append(group, r)
}
}
if len(group) == 0 {
continue
}
if lines >= budget {
break
}
b.WriteString(groupStyle.Render(fmt.Sprintf("%s (%d)", strings.ToUpper(g), len(group))))
b.WriteString("\n")
lines++
for _, r := range group {
if lines >= budget {
break
}
b.WriteString(m.renderRow(r))
b.WriteString("\n")
lines++
}
}
if len(m.rows) == 0 && !m.loading && m.err == nil {
b.WriteString(mutedStyle.Render("no tasks in this project"))
b.WriteString("\n")
}
b.WriteString(mutedStyle.Render(truncate(
"↑/↓ or Tab/Shift-Tab move · r refresh · q quit", m.width)))
// One scan for the whole view.
return m.zones.Scan(b.String())
}
func (m model) renderRow(r Row) string {
i := m.indexOf(r.Issue.ID)
marker := " "
if i == m.cursor {
marker = "▸ "
}
who := r.Who
if who == "" {
who = "—"
}
line := fmt.Sprintf("%s%-8s %-11s %-10s %s", marker, r.Issue.Identifier, r.Issue.Status, who, r.Issue.Title)
if r.Blocker != nil && r.Blocker.UnresolvedCount > 0 {
line += " [" + strings.Join(r.Blocker.BlockingIdentities, ", ") + "]"
}
line = truncate(line, m.width)
if i == m.cursor {
return m.zones.Mark("row-"+r.Issue.ID, selectedStyle.Render(line))
}
return m.zones.Mark("row-"+r.Issue.ID, line)
}
func (m model) indexOf(id string) int {
for i, r := range m.rows {
if r.Issue.ID == id {
return i
}
}
return -1
}
func truncate(s string, w int) string {
if w <= 0 {
return ""
}
r := []rune(s)
if len(r) <= w {
return s
}
if w == 1 {
return "…"
}
return string(r[:w-1]) + "…"
}

258
tui/paperclip/client.go Normal file
View File

@@ -0,0 +1,258 @@
// Package paperclip is a thin read/write client for the Paperclip control plane.
//
// It holds no state. Every value it returns came from Paperclip on this call.
// Nothing here caches, and nothing here writes to disk.
package paperclip
import (
"bytes"
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"net/url"
"os"
"strings"
"time"
)
// Client talks to one Paperclip instance.
type Client struct {
BaseURL string
Company string
token string
http *http.Client
}
// New builds a client from the environment.
//
// The token is read from PAPERCLIP_BOARD_KEY (the person's key) and only falls
// back to PAPERCLIP_API_KEY for read-only use. The token is never logged.
func New() (*Client, error) {
base := os.Getenv("PAPERCLIP_API_URL")
if base == "" {
base = "http://127.0.0.1:3100"
}
company := os.Getenv("PAPERCLIP_COMPANY_ID")
if company == "" {
company = "d4921013-e5da-4d88-8016-57d5746e2d03"
}
token := os.Getenv("PAPERCLIP_BOARD_KEY")
if token == "" {
token = os.Getenv("PAPERCLIP_API_KEY")
}
if token == "" {
return nil, errors.New("no key in the environment: set PAPERCLIP_BOARD_KEY")
}
return &Client{
BaseURL: strings.TrimRight(base, "/"),
Company: company,
token: token,
http: &http.Client{Timeout: 20 * time.Second},
}, nil
}
// UsingUserKey reports whether the person's key is in use. Writes need it.
func (c *Client) UsingUserKey() bool { return os.Getenv("PAPERCLIP_BOARD_KEY") != "" }
type Issue struct {
ID string `json:"id"`
Identifier string `json:"identifier"`
Title string `json:"title"`
Status string `json:"status"`
Priority string `json:"priority"`
ProjectID string `json:"projectId"`
ParentID string `json:"parentId"`
AssigneeAgent string `json:"assigneeAgentId"`
AssigneeUser string `json:"assigneeUserId"`
ExecutionState string `json:"-"`
UpdatedAt string `json:"updatedAt"`
}
type Project struct {
ID string `json:"id"`
Name string `json:"name"`
URLKey string `json:"urlKey"`
Status string `json:"status"`
}
// Comment is one entry on a task's thread.
type Comment struct {
ID string `json:"id"`
Body string `json:"body"`
AuthorType string `json:"authorType"`
AuthorID string `json:"authorAgentId"`
AuthorUser string `json:"authorUserId"`
CreatedAt string `json:"createdAt"`
}
// BlockerInfo is what Paperclip says about one task's blockers.
//
// The list endpoint does not carry blockers, so the tree asks per task.
type BlockerInfo struct {
IssueID string
UnresolvedCount int
AllBlockersDone bool
DependencyReady bool
Diagnosis string
BlockingIdentities []string
}
type blockerResponse struct {
Diagnosis string `json:"diagnosis"`
Readiness struct {
AllBlockersDone bool `json:"allBlockersDone"`
DependencyReady bool `json:"isDependencyReady"`
UnresolvedBlockerCount int `json:"unresolvedBlockerCount"`
} `json:"readiness"`
Blockers []struct {
Identifier string `json:"identifier"`
Title string `json:"title"`
Status string `json:"status"`
} `json:"blockers"`
}
func (c *Client) do(method, path string, body any, out any) error {
var rd io.Reader
if body != nil {
b, err := json.Marshal(body)
if err != nil {
return err
}
rd = bytes.NewReader(b)
}
req, err := http.NewRequest(method, c.BaseURL+path, rd)
if err != nil {
return err
}
req.Header.Set("Authorization", "Bearer "+c.token)
req.Header.Set("Accept", "application/json")
if body != nil {
req.Header.Set("Content-Type", "application/json")
}
resp, err := c.http.Do(req)
if err != nil {
var ue *url.Error
if errors.As(err, &ue) {
return fmt.Errorf("cannot reach Paperclip at %s: %w", c.BaseURL, ue.Err)
}
return err
}
defer resp.Body.Close()
raw, err := io.ReadAll(io.LimitReader(resp.Body, 8<<20))
if err != nil {
return err
}
if resp.StatusCode < 200 || resp.StatusCode > 299 {
return fmt.Errorf("%s %s returned %d: %s", method, path, resp.StatusCode, snippet(raw))
}
if out == nil || len(raw) == 0 {
return nil
}
if err := json.Unmarshal(raw, out); err != nil {
return fmt.Errorf("%s %s returned unreadable JSON: %w", method, path, err)
}
return nil
}
func snippet(b []byte) string {
s := strings.TrimSpace(string(b))
if len(s) > 300 {
s = s[:300] + "…"
}
return s
}
// Projects lists the company's projects.
func (c *Client) Projects() ([]Project, error) {
var out []Project
err := c.do("GET", "/api/companies/"+c.Company+"/projects", nil, &out)
return out, err
}
// ResolveProject accepts a project id or url key and returns the project.
func (c *Client) ResolveProject(ref string) (Project, error) {
if ref == "" {
return Project{}, errors.New("no project given: use -project <id or urlKey>")
}
ps, err := c.Projects()
if err != nil {
return Project{}, err
}
for _, p := range ps {
if p.ID == ref || p.URLKey == ref {
return p, nil
}
}
return Project{}, fmt.Errorf("no project matches %q", ref)
}
// Issues returns every task in the company. The caller filters by project,
// because the list endpoint takes no project filter.
func (c *Client) Issues() ([]Issue, error) {
var out []Issue
err := c.do("GET", "/api/companies/"+c.Company+"/issues", nil, &out)
return out, err
}
// Blockers asks Paperclip what blocks one task.
func (c *Client) Blockers(issueID string) (BlockerInfo, error) {
var raw blockerResponse
err := c.do("GET", "/api/issues/"+issueID+"/diagnostics/blockers", nil, &raw)
info := BlockerInfo{
IssueID: issueID,
UnresolvedCount: raw.Readiness.UnresolvedBlockerCount,
AllBlockersDone: raw.Readiness.AllBlockersDone,
DependencyReady: raw.Readiness.DependencyReady,
Diagnosis: raw.Diagnosis,
}
for _, b := range raw.Blockers {
info.BlockingIdentities = append(info.BlockingIdentities, b.Identifier+" "+b.Status)
}
return info, err
}
// Comments returns a task's thread, oldest first.
func (c *Client) Comments(issueID string) ([]Comment, error) {
var out []Comment
err := c.do("GET", "/api/issues/"+issueID+"/comments?order=asc", nil, &out)
return out, err
}
// PostComment writes a comment as the person, which requires the user key.
func (c *Client) PostComment(issueID, body string) (Comment, error) {
if !c.UsingUserKey() {
return Comment{}, errors.New("refusing to write with the agent key: set PAPERCLIP_BOARD_KEY")
}
var out Comment
err := c.do("POST", "/api/issues/"+issueID+"/comments", map[string]string{"body": body}, &out)
return out, err
}
// SetStatus changes one task's status as the person.
func (c *Client) SetStatus(issueID, status, comment string) (Issue, error) {
if !c.UsingUserKey() {
return Issue{}, errors.New("refusing to write with the agent key: set PAPERCLIP_BOARD_KEY")
}
payload := map[string]any{"status": status}
if comment != "" {
payload["comment"] = comment
}
var out Issue
err := c.do("PATCH", "/api/issues/"+issueID, payload, &out)
return out, err
}
type Agent struct {
ID string `json:"id"`
Name string `json:"name"`
Status string `json:"status"`
}
// Agents lists the company's agents, used only to put a name on a task.
func (c *Client) Agents() ([]Agent, error) {
var out []Agent
err := c.do("GET", "/api/companies/"+c.Company+"/agents", nil, &out)
return out, err
}