"""Add-project flow: name + optional description."""
import logging

from app import drafts as draft_store
from app import observability as obs
from app.api.client import ApiError
from app.drafts import (
    KIND_PROJECT, merge_project_patch, new_project_payload, project_missing,
)
from app.keyboards import simple_review_keyboard
from app.texts import ERR_GENERIC, esc, project_committed_report, project_review_text

logger = logging.getLogger("bot.project")


async def handle_entities(ctx, chat_id, user, patch: dict, source: str | None,
                          trace_id: str | None = None) -> None:
    draft = await draft_store.get_active(chat_id, KIND_PROJECT)
    if draft is not None:
        payload = draft.payload
        merge_project_patch(payload, patch)
    else:
        payload = new_project_payload()
        merge_project_patch(payload, patch)
        draft = await draft_store.create(chat_id, KIND_PROJECT, payload, source=source)
    await obs.link_draft(trace_id, draft.id, draft.kind)
    await draft_store.save_payload(draft, missing={"fields": project_missing(payload)})
    await render(ctx, chat_id, draft, fresh=draft.review_message_id is None, trace_id=trace_id)


def _keyboard(payload: dict, draft_id: str) -> dict:
    return simple_review_keyboard(draft_id, KIND_PROJECT, [])


async def render(ctx, chat_id, draft, fresh: bool = True, trace_id: str | None = None) -> None:
    payload = draft.payload
    missing = project_missing(payload)
    text = project_review_text(payload, missing)
    keyboard = _keyboard(payload, draft.id)
    if fresh:
        message = await ctx.send(chat_id, text, reply_markup=keyboard)
        draft.review_message_id = (message or {}).get("message_id")
        await draft_store.save_payload(draft, missing={"fields": missing},
                                       review_message_id=draft.review_message_id)
    else:
        await ctx.edit(chat_id, draft.review_message_id, text, reply_markup=keyboard)
        await draft_store.save_payload(draft, missing={"fields": missing})
    await obs.event(trace_id or await obs.latest_trace_for_draft(draft.id), "draft.render",
                    payload={"fresh": fresh, "missing": [m.get("key") for m in missing if not m.get("ok")]})


async def commit(ctx, chat_id, user, draft, trace_id: str | None = None) -> None:
    payload = draft.payload
    trace_id = trace_id or await obs.latest_trace_for_draft(draft.id)
    missing = {m["key"]: m["ok"] for m in project_missing(payload)}
    if not missing.get("name"):
        await ctx.send(chat_id, "ثبت ممکن نیست؛ نام پروژه مشخص نشده است.")
        return
    body = {"name": payload["name"]}
    if payload.get("description"):
        body["description"] = payload["description"]
    try:
        created = await ctx.api.create_project(body, actor_id=user.actor_id)
    except ApiError as exc:
        await ctx.send(chat_id, ERR_GENERIC.format(detail=esc(exc.message)))
        return
    except Exception:
        logger.exception("create_project failed")
        await ctx.send(chat_id, ERR_GENERIC.format(detail="خطای سرور"))
        return
    await draft_store.set_status(draft.id, "committed")
    await obs.event(trace_id, "draft.commit", payload={"kind": "project",
                                                       "project_id": (created or {}).get("id")})
    await obs.set_trace_status(trace_id, "committed")
    ctx.resolver.invalidate()
    await ctx.send(chat_id, project_committed_report(created))