package cilogs

import (
	"errors"
	"fmt"

	"github.com/bluesky-social/indigo/atproto/syntax"
	tea "github.com/charmbracelet/bubbletea"
	"github.com/charmbracelet/ssh"
	wishtea "github.com/charmbracelet/wish/bubbletea"
	"tangled.org/core/api/org_tangled"
)

func (s *Server) teaHandler(sess ssh.Session) (tea.Model, []tea.ProgramOption) {
	remote := sess.RemoteAddr().String()
	args := sess.Command()
	l := s.logger.With("remote", remote)
	l.Info("SSH connection", "args", args)
	defer l.Info("SSH connection closed", "remote", remote)

	renderer := wishtea.MakeRenderer(sess)

	if len(args) != 2 {
		l.Warn("bad invocation", "args", args)
		return newErrorModel(renderer, "usage: ssh -t -p <port> <host> <repoDID> <sha>"), wishtea.MakeOptions(sess)
	}

	repoDID := args[0]
	sha := args[1]

	l = l.With("repoDID", repoDID, "sha", sha)

	repo, err := syntax.ParseDID(repoDID)
	if err != nil {
		l.Warn("bad repo did", "err", err)
		return newErrorModel(renderer, fmt.Sprintf("%q is not a repo did", repoDID)), wishtea.MakeOptions(sess)
	}
	xrpcc, err := s.spindles.Of(sess.Context(), repo)
	if err != nil {
		l.Warn("no spindle for repo", "err", err)
		if errors.Is(err, ErrNoSpindle) {
			return newErrorModel(renderer, fmt.Sprintf("no spindle configured for repo %s", repoDID)), wishtea.MakeOptions(sess)
		}
		return newErrorModel(renderer, fmt.Sprintf("could not look up the spindle for repo %s", repoDID)), wishtea.MakeOptions(sess)
	}
	l = l.With("spindle", xrpcc.Host)

	out, err := org_tangled.CiQueryPipelines(sess.Context(), xrpcc, []string{sha}, "", 1, repoDID, nil)
	if err != nil || len(out.Pipelines) == 0 {
		l.Warn("pipeline not found", "err", err)
		return newErrorModel(renderer, fmt.Sprintf("pipeline not found for repo %s @ %s", repoDID, sha)), wishtea.MakeOptions(sess)
	}

	pipeline := out.Pipelines[0]
	if _, err := syntax.ParseRecordKey(pipeline.Id); err != nil {
		l.Warn("invalid pipeline id", "id", pipeline.Id, "err", err)
		return newErrorModel(renderer, fmt.Sprintf("invalid pipeline id %q", pipeline.Id)), wishtea.MakeOptions(sess)
	}

	l.Info("serving pipeline", "pipeline", pipeline.Id, "workflows", len(pipeline.Workflows))
	pty, _, _ := sess.Pty()
	opts := append(wishtea.MakeOptions(sess), tea.WithAltScreen())
	return newPipelineModel(renderer, xrpcc, pipeline, pty.Window.Width, pty.Window.Height), opts
}