import { get, post } from "./api.js";
import { ago, errorText, h, replace, showAlert, showConfirm } from "./dom.js";
import { markdown } from "./markdown.js";
import { previewURL } from "./preview.js";
import { currentSession, findTask, focusTab, focusTask, onEach, pinSnapshot, setFocus, state } from "./state.js";
export const models = ["claude-opus-5-5", "claude-sonnet-5-5", "claude-haiku-5-5", "claude-fable-5-1"];
const quietReply = "NO_REPLY";
const taskSource = {
    key: () => state.selectedTaskId,
    events: () => state.transcript,
    session: () => (state.selectedTaskId ? currentSession(state.selectedTaskId) : undefined),
    root: () => (state.selectedTaskId ? (findTask(state.selectedTaskId)?.worktree_path ?? "") : ""),
    taskId: () => state.selectedTaskId,
    resetTopics: ["selection"],
    refreshTopics: ["tasks", "sessions"],
    transcriptTopic: "transcript",
    streamTopic: "stream",
    empty: "No task selected. Ask your lead, or pick one with ⌘K.",
    canSend: (s) => s === "idle",
    placeholder: (s) => (s === "idle" ? "Message the agent. Paste or drop images to attach them." : "Wait for the turn to end, or interrupt it"),
    send: async ({ key, sessionId, text, images, model, firstModel }) => {
        if (sessionId) {
            await post("/api/sessions/{sessionId}/messages", { path: { sessionId }, body: { text, images, model } });
            return;
        }
        await post("/api/tasks/{taskId}/sessions", { path: { taskId: key }, body: { prompt: text, model: firstModel, images } });
    },
};
export function mountTranscript(root) {
    return mountChat(root, taskSource, taskHead);
}
function taskHead(rerender) {
    let unmerged;
    let timer;
    const load = async () => {
        const taskId = state.selectedTaskId;
        if (!taskId) {
            return;
        }
        try {
            const u = await get("/api/tasks/{taskId}/unmerged", { path: { taskId } });
            if (state.selectedTaskId !== taskId) {
                return;
            }
            const has = u.commits > 0 || u.files > 0;
            if (unmerged?.taskId === taskId && unmerged.has === has) {
                return;
            }
            unmerged = { taskId, has };
            rerender();
        }
        catch (err) {
            console.error("load unmerged changes", err);
        }
    };
    return {
        reset: () => {
            clearTimeout(timer);
            void load();
        },
        dispose: () => clearTimeout(timer),
        onEvents: (events) => {
            if (events.some((ev) => ev.kind === "agent.tool_result" || ev.kind === "turn.ended")) {
                clearTimeout(timer);
                timer = setTimeout(() => void load(), 1500);
            }
        },
        render: (usage) => {
            const task = state.selectedTaskId ? findTask(state.selectedTaskId) : undefined;
            if (!task) {
                return [];
            }
            const sess = currentSession(task.id);
            if (task.status !== "active") {
                return [h("div", { class: "head-actions" }, task.status)];
            }
            const target = state.projects.find((p) => p.id === task.project_id)?.default_branch ?? "the default branch";
            const busy = sess?.state === "running" || sess?.state === "queued";
            const held = task.merge_queued_at !== undefined;
            const merge = h("button", {
                disabled: busy || held || unmerged?.taskId !== task.id || !unmerged.has,
                title: held
                    ? "Waiting for the merge in progress in this project to finish"
                    : `The agent merges ${target} in, then byre squashes into one commit on ${target} and pushes it to origin; held while another task in the project is merging (⌘S)`,
            }, held ? "Merge held" : "Merge");
            merge.onclick = () => confirmMerge(task.id);
            const mergeIn = h("button", { disabled: busy, title: `Ask the agent to bring ${target} into this branch and resolve any conflicts` }, `Sync from ${target}`);
            mergeIn.onclick = async () => {
                mergeIn.disabled = true;
                try {
                    await post("/api/tasks/{taskId}/merge-in", { path: { taskId: task.id } });
                }
                catch (err) {
                    void showAlert(errorText(err));
                    mergeIn.disabled = false;
                }
            };
            const discard = h("button", { class: "danger", disabled: busy, title: "Delete the worktree and branch without merging" }, "Discard");
            discard.onclick = () => confirmThen(`Discard "${task.title}"?`, "Discard", true, async () => {
                await post("/api/tasks/{taskId}/discard", { path: { taskId: task.id } });
                await setFocus({ task_id: null });
            });
            return [
                h("div", { class: "head-actions session-actions" }, compactButton(sess?.id, sess?.state, sess && usage(sess.id)), mergeIn),
                h("div", { class: "head-actions" }, merge, discard),
            ];
        },
    };
}
export function mountChat(root, src, makeHead) {
    const head = h("header", { class: "task-header" });
    const transcript = h("div", { class: "transcript" });
    const composer = h("div", { class: "composer" });
    const visibleReports = new Map();
    const acked = new Set();
    const ackVisible = () => {
        if (document.visibilityState !== "visible") {
            return;
        }
        const ids = [...new Set(visibleReports.values())].filter((id) => !acked.has(id) && state.inbox.some((i) => i.id === id));
        if (ids.length === 0) {
            return;
        }
        for (const id of ids) {
            acked.add(id);
        }
        post("/api/inbox/responses", { body: { responses: ids.map((id) => ({ item_id: id, type: "dismiss" })) } }).catch((err) => {
            for (const id of ids) {
                acked.delete(id);
            }
            console.error("acknowledge reports", err);
        });
    };
    const observer = new IntersectionObserver((entries) => {
        for (const e of entries) {
            const id = e.target.dataset["inboxItem"];
            if (!id) {
                continue;
            }
            if (e.isIntersecting) {
                visibleReports.set(e.target, id);
            }
            else {
                visibleReports.delete(e.target);
            }
        }
        ackVisible();
    }, { root: transcript, threshold: 0.5 });
    const newCtx = () => ({
        tools: new Map(),
        subagents: new Map(),
        run: undefined,
        lastMessage: undefined,
        turnStart: undefined,
        quiet: false,
        handoff: undefined,
        root: src.root,
        taskId: src.taskId(),
        watchReport: (el, itemId) => {
            el.dataset["inboxItem"] = itemId;
            observer.observe(el);
        },
    });
    let ctx = newCtx();
    let context = new Map();
    const headImpl = makeHead(() => renderHead());
    const spinner = h("div", { class: "spinner", hidden: true });
    const setRunning = (running) => {
        transcript.classList.toggle("running", running);
        if (running === !spinner.hidden) {
            return;
        }
        const pinned = transcript.scrollHeight - transcript.scrollTop - transcript.clientHeight < 80;
        spinner.hidden = !running;
        if (pinned) {
            transcript.scrollTop = transcript.scrollHeight;
        }
    };
    const putBefore = (el, anchor) => {
        if (anchor?.parentNode === transcript) {
            transcript.insertBefore(el, anchor);
        }
        else if (spinner.parentNode === transcript) {
            transcript.insertBefore(el, spinner);
        }
        else {
            transcript.append(el);
        }
    };
    const put = (el) => {
        if (ctx.handoff) {
            ctx.handoff.body.append(el);
            return;
        }
        putBefore(el, pending[0]?.el);
    };
    const renderHead = () => {
        setRunning(src.session()?.state === "running");
        if (!src.key()) {
            replace(head);
            return;
        }
        replace(head, ...headImpl.render((id) => context.get(id)));
    };
    let composerModel = "";
    let focusStart = false;
    const renderComposer = () => {
        const key = src.key();
        if (!key) {
            replace(composer);
            return;
        }
        const sess = src.session();
        const live = sess && sess.state !== "completed" ? sess : undefined;
        composerModel = live ? live.model || context.get(live.id)?.model || "" : "";
        const form = composeForm(src, key, live?.id, live?.state ?? "idle", composerModel, showPending);
        const old = composer.querySelector("textarea");
        const caret = old !== null && document.activeElement === old ? [old.selectionStart, old.selectionEnd] : undefined;
        replace(composer, form);
        const text = form.querySelector("textarea");
        if (caret) {
            text.focus();
            text.setSelectionRange(caret[0], caret[1]);
        }
        else if (focusStart && !sess) {
            text.focus();
        }
        focusStart = false;
    };
    let pending = [];
    const showPending = (text, imgs) => {
        const el = h("div", { class: "msg user pending" }, h("div", { class: "who" }, "sending…"), imgs.length > 0 ? h("div", { class: "msg-images" }, ...imgs.map((img) => h("img", { src: img.url, alt: "attached image" }))) : null, text.trim() ? markdown(text, "text md") : null);
        const entry = { el, text, imgs };
        pending.push(entry);
        ctx.run = undefined;
        putBefore(el, spinner);
        transcript.scrollTop = transcript.scrollHeight;
        return () => {
            el.remove();
            pending = pending.filter((p) => p !== entry);
        };
    };
    const confirmPending = (text) => {
        const entry = pending.find((p) => p.text === text);
        if (!entry) {
            return;
        }
        entry.el.remove();
        releaseImages(entry.imgs);
        pending = pending.filter((p) => p !== entry);
    };
    const runHead = (run) => [subagentTag(run.parent, ctx), runSummary(run.calls)];
    const addToRun = (el, call, parent) => {
        const run = ctx.run;
        if (!run || run.parent !== parent) {
            ctx.run = { first: el, group: undefined, calls: call ? [call] : [], parent };
            put(el);
            return;
        }
        if (call) {
            run.calls.push(call);
        }
        if (!run.group) {
            const summary = h("summary");
            const body = h("div", { class: "tool-group-body" });
            const group = h("details", { class: "tool-group" }, summary, body);
            run.first.replaceWith(group);
            body.append(run.first);
            run.group = { el: group, summary, body };
        }
        run.group.body.append(el);
        replace(run.group.summary, ...runHead(run));
    };
    let stream;
    const dropStream = () => {
        if (!stream) {
            return;
        }
        clearTimeout(stream.timer);
        stream.el.remove();
        stream = undefined;
    };
    const appendDelta = (ev) => {
        if (ctx.handoff) {
            return;
        }
        if (!stream) {
            stream = { el: h("div", { class: "msg agent" }), text: "", timer: 0 };
            ctx.run = undefined;
            put(stream.el);
        }
        stream.text += String(ev.payload["text"] ?? "");
        if (stream.timer) {
            return;
        }
        stream.timer = setTimeout(() => {
            if (!stream) {
                return;
            }
            stream.timer = 0;
            const pinned = transcript.scrollHeight - transcript.scrollTop - transcript.clientHeight < 80;
            stream.el.hidden = quietReply.startsWith(stream.text.trim());
            replace(stream.el, markdown(stream.text, "text md", { taskId: ctx.taskId }));
            if (pinned) {
                transcript.scrollTop = transcript.scrollHeight;
            }
        }, 100);
    };
    const openHandoff = () => {
        const summary = h("summary", {}, "writing a handoff…");
        const body = h("div", { class: "folded-turn" });
        put(h("details", { class: "note" }, summary, body));
        ctx.handoff = { summary, body };
    };
    const closeHandoff = (end) => {
        const handoff = ctx.handoff;
        if (!handoff) {
            return undefined;
        }
        ctx.handoff = undefined;
        if (end) {
            replace(handoff.summary, ...end.childNodes);
        }
        else {
            replace(handoff.summary, "handoff not written");
        }
        return handoff.summary;
    };
    const appendEvents = (events) => {
        const pinned = transcript.scrollHeight - transcript.scrollTop - transcript.clientHeight < 80;
        let contextChanged = false;
        headImpl.onEvents?.(events);
        for (const ev of events) {
            const p = ev.payload;
            const parent = parentOf(p);
            if (ev.kind === "agent.vendor") {
                claudeTaskStatus(p, ctx);
                continue;
            }
            if ((ev.kind === "agent.message" && !parent) || ev.kind === "turn.ended" || ev.kind === "user.message") {
                dropStream();
            }
            if (ev.kind === "user.message" && ev.actor !== "byre") {
                confirmPending(String(p["text"] ?? ""));
            }
            if (ev.kind === "session.context" && ev.agent_session_id) {
                const prev = context.get(ev.agent_session_id);
                const window = Number(p["window"]) || prev?.window || 0;
                context.set(ev.agent_session_id, { used: Number(p["used"]), window, model: String(p["model"] ?? "") });
                contextChanged = true;
                continue;
            }
            if (ev.kind === "snapshot.created") {
                ctx.run = undefined;
                put(snapRow(p, ctx.taskId));
                continue;
            }
            if (ev.kind === "agent.tool_call" && isSubagentCall(p)) {
                ctx.run = undefined;
                put(renderSubagent(p, ctx));
                continue;
            }
            if (ev.kind === "agent.tool_call") {
                addToRun(renderToolCall(p, ctx), { name: String(p["name"]), target: toolTarget(p["input"], ctx.root()) }, parent);
                continue;
            }
            const el = renderEvent(ev, ctx);
            if (!el) {
                continue;
            }
            if (ev.kind === "agent.thinking") {
                addToRun(el, undefined, parent);
                continue;
            }
            ctx.run = undefined;
            if (ev.kind === "turn.ended" && p["handoff"] === true && ctx.handoff) {
                closeHandoff(el);
                continue;
            }
            if (ev.kind === "turn.ended" || (ev.kind === "user.message" && p["mid_turn"] !== true)) {
                closeHandoff(undefined);
            }
            if (ev.kind === "user.message" && p["handoff"] === true) {
                openHandoff();
            }
            if (ev.kind === "turn.ended" && ctx.quiet && ctx.turnStart?.parentNode === transcript) {
                let node = ctx.turnStart;
                while (node && node !== spinner) {
                    const next = node.nextSibling;
                    node.remove();
                    node = next;
                }
                ctx.turnStart = undefined;
                ctx.quiet = false;
                continue;
            }
            put(el);
            if (ev.kind === "user.message" && p["mid_turn"] !== true) {
                ctx.turnStart = el;
            }
        }
        if (contextChanged) {
            renderHead();
            const sess = src.session();
            if (sess && !sess.model && (context.get(sess.id)?.model ?? "") !== composerModel) {
                renderComposer();
            }
        }
        if (pinned) {
            transcript.scrollTop = transcript.scrollHeight;
        }
    };
    const renderAll = () => {
        observer.disconnect();
        visibleReports.clear();
        dropStream();
        pending = [];
        ctx = newCtx();
        context = new Map();
        focusStart = true;
        headImpl.reset?.();
        renderHead();
        if (!src.key()) {
            renderComposer();
            replace(transcript, h("div", { class: "empty" }, src.empty));
            return;
        }
        replace(transcript, spinner);
        appendEvents(src.events());
        renderComposer();
    };
    const offs = [
        onEach(src.resetTopics, renderAll),
        onEach(src.refreshTopics, () => {
            renderHead();
            renderComposer();
        }),
        onEach([src.transcriptTopic], (fresh) => appendEvents(fresh)),
        onEach([src.streamTopic], (ev) => appendDelta(ev)),
        onEach(["inbox"], ackVisible),
    ];
    document.addEventListener("visibilitychange", ackVisible);
    replace(root, h("div", { class: "transcript-view" }, head, transcript, composer));
    renderAll();
    return () => {
        for (const off of offs) {
            off();
        }
        document.removeEventListener("visibilitychange", ackVisible);
        headImpl.dispose?.();
        observer.disconnect();
        dropStream();
    };
}
const composerDrafts = new Map();
function keepDraft(input, key) {
    input.value = composerDrafts.get(key) ?? "";
    input.addEventListener("input", () => {
        if (input.value) {
            composerDrafts.set(key, input.value);
        }
        else {
            composerDrafts.delete(key);
        }
    });
    return () => composerDrafts.delete(key);
}
const imageDrafts = new Map();
const imageTypes = ["image/png", "image/jpeg", "image/gif", "image/webp"];
const maxImageBytes = 5 << 20;
function imageTray(form, input, key) {
    const el = h("div", { class: "compose-images" });
    const render = () => {
        const imgs = imageDrafts.get(key) ?? [];
        el.hidden = imgs.length === 0;
        replace(el, ...imgs.map((img) => {
            const remove = h("button", { type: "button", class: "remove", title: "Remove image" }, "×");
            remove.onclick = () => {
                URL.revokeObjectURL(img.url);
                const rest = (imageDrafts.get(key) ?? []).filter((i) => i !== img);
                if (rest.length > 0) {
                    imageDrafts.set(key, rest);
                }
                else {
                    imageDrafts.delete(key);
                }
                render();
            };
            return h("div", { class: "thumb" }, h("img", { src: img.url, alt: "attached image" }), remove);
        }));
    };
    const add = (files) => {
        const added = [];
        for (const f of files) {
            if (!imageTypes.includes(f.type)) {
                void showAlert(`${f.name || "That file"} isn't a PNG, JPEG, GIF or WebP image.`);
                continue;
            }
            if (f.size > maxImageBytes) {
                void showAlert(`${f.name || "That image"} is over ${maxImageBytes >> 20} MiB.`);
                continue;
            }
            added.push({ file: f, url: URL.createObjectURL(f) });
        }
        if (added.length === 0) {
            return false;
        }
        imageDrafts.set(key, [...(imageDrafts.get(key) ?? []), ...added]);
        render();
        return true;
    };
    input.addEventListener("paste", (e) => {
        const files = [...(e.clipboardData?.files ?? [])].filter((f) => f.type.startsWith("image/"));
        if (files.length > 0) {
            e.preventDefault();
            add(files);
        }
    });
    form.addEventListener("dragover", (e) => {
        if (e.dataTransfer?.types.includes("Files")) {
            e.preventDefault();
            form.classList.add("dropping");
        }
    });
    form.addEventListener("dragleave", (e) => {
        if (!form.contains(e.relatedTarget)) {
            form.classList.remove("dropping");
        }
    });
    form.addEventListener("drop", (e) => {
        form.classList.remove("dropping");
        const files = [...(e.dataTransfer?.files ?? [])];
        if (files.length > 0) {
            e.preventDefault();
            add(files);
        }
    });
    render();
    return {
        el,
        take: () => {
            const imgs = imageDrafts.get(key) ?? [];
            imageDrafts.delete(key);
            render();
            return imgs;
        },
        restore: (imgs) => {
            if (imgs.length > 0) {
                imageDrafts.set(key, [...imgs, ...(imageDrafts.get(key) ?? [])]);
            }
            render();
        },
    };
}
async function uploadImages(imgs) {
    if (imgs.length === 0) {
        return undefined;
    }
    const ids = [];
    for (const img of imgs) {
        const blob = await post("/api/blobs", { body: img.file });
        ids.push(blob.id);
    }
    return ids;
}
function releaseImages(imgs) {
    for (const img of imgs) {
        URL.revokeObjectURL(img.url);
    }
}
const modelChoices = new Map();
function modelSelect(key, current) {
    const options = current && !models.includes(current) ? [current, ...models] : models;
    const select = h("select", { title: "Model for the next turn" }, ...options.map((m) => h("option", { value: m }, m)));
    select.value = modelChoices.get(key) ?? (current || models[0]);
    select.onchange = () => {
        modelChoices.set(key, select.value);
    };
    return select;
}
function composeForm(src, key, sessionId, sessionState, currentModel, showPending) {
    const text = h("textarea", { placeholder: src.placeholder(sessionState), rows: 3 });
    const clearDraft = keepDraft(text, `message:${key}`);
    const send = h("button", { type: "submit", disabled: !src.canSend(sessionState) }, "Send");
    const interrupt = h("button", { type: "button", class: "danger", disabled: sessionState !== "running" && sessionState !== "queued" }, sessionState === "queued" ? "Cancel queued turn" : "Interrupt");
    interrupt.onclick = async () => {
        if (!sessionId) {
            return;
        }
        try {
            await post("/api/sessions/{sessionId}/interrupt", { path: { sessionId } });
        }
        catch (err) {
            void showAlert(errorText(err));
        }
    };
    const modelKey = `message:${sessionId ?? key}`;
    const model = modelSelect(modelKey, currentModel);
    const form = h("form", { class: "compose" });
    const tray = imageTray(form, text, `message:${key}`);
    form.append(tray.el, text, h("div", { class: "compose-actions" }, model, interrupt, send));
    form.onsubmit = async (e) => {
        e.preventDefault();
        const value = text.value;
        if (!value.trim() && !imageDrafts.has(`message:${key}`)) {
            return;
        }
        const imgs = tray.take();
        text.value = "";
        clearDraft();
        const cancel = showPending(value, imgs);
        try {
            const images = await uploadImages(imgs);
            await src.send({ key, sessionId, text: value, images, model: model.value !== currentModel ? model.value : undefined, firstModel: model.value });
            modelChoices.delete(modelKey);
        }
        catch (err) {
            cancel();
            composerDrafts.set(`message:${key}`, value);
            text.value = value;
            tray.restore(imgs);
            void showAlert(errorText(err));
        }
    };
    submitOnEnter(text, form);
    return form;
}
function submitOnEnter(input, form) {
    input.onkeydown = (e) => {
        if (e.key === "Enter" && !e.shiftKey && !e.isComposing) {
            e.preventDefault();
            form.requestSubmit();
        }
    };
}
export function compactButton(sessionId, sessionState, c) {
    const pct = c && c.window > 0 ? Math.min(100, (c.used / c.window) * 100) : 0;
    const level = pct >= 90 ? "danger" : pct >= 70 ? "warn" : "ok";
    const usage = c && c.window > 0 ? `\ncontext: ${c.used.toLocaleString()} of ${c.window.toLocaleString()} tokens${c.model ? ` (${c.model})` : ""}` : "";
    const b = h("button", {
        type: "button",
        class: `compact ${level}`,
        style: `--fill: ${pct}%`,
        disabled: !sessionId || sessionState !== "idle",
        title: `Ask the agent for a handoff, then continue in a new session with a fresh context${usage}`,
    }, "Compact");
    b.onclick = async () => {
        if (!sessionId) {
            return;
        }
        b.disabled = true;
        try {
            await post("/api/sessions/{sessionId}/compact", { path: { sessionId } });
        }
        catch (err) {
            void showAlert(errorText(err));
            b.disabled = false;
        }
    };
    return b;
}
function parentOf(p) {
    return typeof p["parent_tool_use_id"] === "string" ? p["parent_tool_use_id"] : "";
}
function subagentTag(parent, ctx) {
    if (!parent) {
        return null;
    }
    const sub = ctx.subagents.get(parent);
    return h("span", { class: "subagent-tag", title: sub?.description ?? "" }, `↳ ${sub?.type ?? "subagent"}`);
}
function renderToolCall(p, ctx) {
    const result = h("div", { class: "tool-result pending" }, "running…");
    ctx.tools.set(String(p["id"]), result);
    return h("details", { class: "tool" }, h("summary", {}, subagentTag(parentOf(p), ctx), h("span", { class: "tool-name" }, String(p["name"])), " ", h("span", { class: "tool-brief" }, toolBrief(p["input"], ctx.root()))), h("pre", { class: "tool-input" }, JSON.stringify(p["input"], null, 2)), result);
}
function isSubagentCall(p) {
    return p["name"] === "Agent" || p["name"] === "Task";
}
function renderSubagent(p, ctx) {
    const input = (typeof p["input"] === "object" && p["input"] !== null ? p["input"] : {});
    const id = String(p["id"]);
    const type = String(input["subagent_type"] ?? "subagent");
    const description = String(input["description"] ?? "");
    const status = h("span", { class: "subagent-status" }, "starting…");
    const result = h("div", { class: "tool-result pending" }, "running…");
    const tag = subagentTag(parentOf(p), ctx);
    ctx.tools.set(id, result);
    ctx.subagents.set(id, { type, description, status });
    return h("details", { class: "tool subagent" }, h("summary", {}, tag, h("span", { class: "tool-name" }, `${p["name"]} ${type}`), " ", h("span", { class: "tool-brief" }, description), " ", status), markdown(String(input["prompt"] ?? ""), "text md subagent-prompt", { taskId: ctx.taskId }), result);
}
function claudeTaskStatus(p, ctx) {
    if (p["type"] !== "system") {
        return;
    }
    const sub = ctx.subagents.get(String(p["tool_use_id"]));
    if (!sub) {
        return;
    }
    switch (p["subtype"]) {
        case "task_started":
            replace(sub.status, p["is_backgrounded"] === true ? "running in the background" : "running");
            return;
        case "task_progress":
            replace(sub.status, String(p["description"] ?? "running"));
            return;
        case "task_notification":
            sub.status.className = `subagent-status ${p["status"] === "completed" ? "done" : "error"}`;
            replace(sub.status, String(p["status"]));
            return;
    }
}
function snapRow(snap, taskId) {
    const changes = h("button", { type: "button", title: `Show snapshot ${snap.n} in the Changes tab` }, "changes");
    changes.onclick = () => {
        pinSnapshot(snap.n);
        focusTab("changes");
    };
    const fork = h("button", { type: "button", title: "Start a new task from this snapshot, its agent continuing the conversation as it stood here" }, "fork");
    fork.onclick = async () => {
        if (!taskId) {
            return;
        }
        fork.disabled = true;
        try {
            const task = await post("/api/tasks/{taskId}/snapshots/{n}/fork", { path: { taskId, n: snap.n } });
            focusTask(task.id);
        }
        catch (err) {
            fork.disabled = false;
            void showAlert(errorText(err));
        }
    };
    const time = new Date(snap.created_at).toLocaleTimeString([], { hour12: false });
    return h("div", { class: "snap-row", title: `${snap.trigger.replace("_", " ")} · ${time}` }, `snapshot #${snap.n}`, changes, fork);
}
function runSummary(calls) {
    const counts = new Map();
    for (const c of calls) {
        const key = `${c.name}\0${c.target}`;
        const entry = counts.get(key);
        if (entry) {
            entry.n++;
        }
        else {
            counts.set(key, { call: c, n: 1 });
        }
    }
    if (counts.size === 0) {
        return h("span", { class: "tool-brief" }, "thinking");
    }
    const parts = [];
    for (const { call, n } of counts.values()) {
        if (parts.length > 0) {
            parts.push(", ");
        }
        parts.push(h("span", {}, h("span", { class: "tool-name" }, call.name), call.target ? h("span", { class: "tool-brief" }, " ", call.target) : null, n > 1 ? h("span", { class: "tool-count" }, ` ×${n}`) : null));
    }
    return h("span", {}, ...parts);
}
function renderEvent(ev, ctx) {
    const p = ev.payload;
    const md = { taskId: ev.task_id };
    const when = h("time", { dateTime: ev.created_at, title: ev.created_at }, ago(ev.created_at));
    switch (ev.kind) {
        case "user.message":
            ctx.lastMessage = undefined;
            ctx.quiet = false;
            if (ev.actor === "byre") {
                const text = String(p["text"]);
                const first = text.split("\n")[0] ?? "";
                const brief = first.length > 120 ? `${first.slice(0, 120)}…` : first;
                return h("details", { class: "tool byre-prompt", hidden: p["continuation"] === true }, h("summary", {}, h("span", { class: "tool-name" }, "byre"), " ", h("span", { class: "tool-brief" }, brief), " ", when), markdown(text, "text md", md));
            }
            return h("div", { class: "msg user" }, h("div", { class: "who" }, ev.actor, " ", when), messageImages(p["images"]), String(p["text"] ?? "").trim() ? markdown(String(p["text"]), "text md", md) : null);
        case "agent.message":
            if (parentOf(p)) {
                return h("div", { class: "msg agent subagent" }, h("div", { class: "who" }, subagentTag(parentOf(p), ctx), " ", when), markdown(String(p["text"]), "text md", md));
            }
            if (String(p["text"]).trim().split("\n").pop()?.trim() === quietReply) {
                ctx.quiet = true;
                return null;
            }
            ctx.quiet = false;
            ctx.lastMessage = h("div", { class: "msg agent" }, markdown(String(p["text"]), "text md", md));
            return ctx.lastMessage;
        case "agent.thinking":
            return h("details", { class: "thinking" }, h("summary", {}, subagentTag(parentOf(p), ctx), "thinking"), markdown(String(p["text"]), "text md", md));
        case "agent.tool_result": {
            const target = ctx.tools.get(String(p["tool_use_id"]));
            const body = h("pre", {}, resultText(p["content"]));
            if (!target) {
                return h("div", { class: "tool-result orphan" }, body);
            }
            target.className = "tool-result";
            replace(target, body);
            return null;
        }
        case "turn.ended":
            if (typeof p["inbox_item_id"] === "string" && p["inbox_item_id"] && ctx.lastMessage) {
                ctx.watchReport(ctx.lastMessage, p["inbox_item_id"]);
            }
            if (p["handoff"] === true) {
                return h("div", { class: "note" }, "handoff written; continuing in a new session with a fresh context ", when);
            }
            return h("div", { class: `turn-end ${p["is_error"] ? "error" : ""}` }, p["is_error"] ? `turn ended: ${String(p["subtype"]).replaceAll("_", " ")}` : "");
        case "session.created":
            return h("div", { class: "note" }, `${ev.actor} started a ${p["vendor"]} session`, p["model"] ? ` (${p["model"]})` : "", " ", when);
        case "session.model":
            return h("div", { class: "note" }, `${ev.actor} switched the model to ${p["model"]} `, when);
        case "session.state":
            return p["error"] ? h("div", { class: "note error" }, `session ${p["state"]}: ${p["error"]}`) : null;
        case "inbox.created": {
            const kind = p["kind"];
            if (kind === "question") {
                const q = p["payload"];
                return h("div", { class: "note ask" }, `asked${p["blocking"] ? " (blocking)" : ""}: `, String(q["question"]));
            }
            if (kind === "session_error" || kind === "rate_limited") {
                const q = p["payload"];
                return h("div", { class: "note error" }, String(q["error"]));
            }
            return null;
        }
        case "task.created": {
            if (typeof p["forked_from"] !== "string") {
                return null;
            }
            const src = findTask(p["forked_from"]);
            const title = src?.title ?? p["forked_from"];
            const link = src?.status === "active"
                ? h("a", {
                    href: `#/task/${src.id}`,
                    onclick: (e) => {
                        e.preventDefault();
                        focusTask(src.id);
                    },
                }, title)
                : title;
            return h("div", { class: "note" }, `${ev.actor} forked this task from `, link, ` at snapshot #${String(p["forked_at"])}; its agent continues that task's conversation as it stood there `, when);
        }
        case "task.merge_title":
            return h("div", { class: "note" }, `${ev.actor} set the merge commit title to "${String(p["merge_title"])}" `, when);
        case "task.merge_queued":
            return h("div", { class: "note" }, `${ev.actor} asked to merge; held until the merge in progress in this project is done `, when);
        case "preview.exposed": {
            const url = previewURL(Number(p["port"]));
            return h("div", { class: "note" }, `${ev.actor} exposed "${String(p["name"])}" at `, h("a", { href: url, target: "_blank", rel: "noopener" }, url), " ", when);
        }
        case "task.merged":
            return h("div", { class: "note" }, `${ev.actor} merged the task${p["commit"] ? ` as ${String(p["commit"]).slice(0, 7)}` : ""}${p["pushed"] ? ` and pushed it to ${String(p["pushed"])}` : ""} `, when);
        case "task.discarded":
            return h("div", { class: "note" }, `${ev.actor} discarded the task `, when);
    }
    return null;
}
function messageImages(ids) {
    if (!Array.isArray(ids) || ids.length === 0) {
        return null;
    }
    return h("div", { class: "msg-images" }, ...ids.map((id) => {
        const src = `/api/blobs/${encodeURIComponent(String(id))}`;
        return h("a", { href: src, target: "_blank", rel: "noopener" }, h("img", { src, alt: "attached image", loading: "lazy" }));
    }));
}
export async function confirmMerge(taskId) {
    const task = findTask(taskId);
    const sessionState = currentSession(taskId)?.state;
    if (!task || task.status !== "active" || task.merge_queued_at !== undefined || sessionState === "running" || sessionState === "queued") {
        return;
    }
    const target = state.projects.find((p) => p.id === task.project_id)?.default_branch ?? "the default branch";
    let coAuthors;
    try {
        const [unmerged, people] = await Promise.all([
            get("/api/tasks/{taskId}/unmerged", { path: { taskId } }),
            get("/api/tasks/{taskId}/co-authors", { path: { taskId } }),
        ]);
        if (unmerged.commits === 0 && unmerged.files === 0) {
            return;
        }
        coAuthors = people;
    }
    catch (err) {
        void showAlert(errorText(err));
        return;
    }
    await confirmThen(mergeQuestion(task.merge_title, target, coAuthors), "Merge", false, async () => {
        await post("/api/tasks/{taskId}/merge", { path: { taskId } });
    });
}
function mergeQuestion(title, target, coAuthors) {
    const lines = [`Merge "${title}" into ${target}?`];
    const credited = coAuthors.filter((p) => p.git_name && p.git_email);
    const missing = coAuthors.filter((p) => !p.git_name || !p.git_email);
    if (credited.length > 0) {
        lines.push("", "Co-authored-by:", ...credited.map((p) => `  ${p.git_name} <${p.git_email}>`));
    }
    if (missing.length > 0) {
        lines.push("", "No git identity, so no trailer:", ...missing.map((p) => `  ${p.display_name} (${p.login})`));
    }
    return lines.join("\n");
}
async function confirmThen(question, action, danger, act) {
    if (!(await showConfirm(question, action, danger))) {
        return;
    }
    try {
        await act();
    }
    catch (err) {
        await showAlert(errorText(err));
    }
}
function toolBrief(input, root) {
    if (typeof input !== "object" || input === null) {
        return "";
    }
    const i = input;
    const brief = i["command"] ?? i["file_path"] ?? i["pattern"] ?? i["url"] ?? i["question"] ?? i["description"] ?? "";
    const text = relative(String(brief), root);
    return text.length > 120 ? `${text.slice(0, 120)}…` : text;
}
function toolTarget(input, root) {
    if (typeof input !== "object" || input === null) {
        return "";
    }
    const path = input["file_path"];
    return typeof path === "string" ? relative(path, root) : "";
}
function relative(path, root) {
    return root && path.startsWith(`${root}/`) ? path.slice(root.length + 1) : path;
}
function resultText(content) {
    if (typeof content === "string") {
        return content;
    }
    if (Array.isArray(content)) {
        return content.map((c) => (typeof c === "object" && c !== null && "text" in c ? String(c.text) : JSON.stringify(c))).join("\n");
    }
    return JSON.stringify(content, null, 2);
}
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