import { isRecord } from "@openclaw/normalization-core/record-coerce";
import { theme } from "../../../packages/terminal-core/src/theme.js";
import {
  assertConfigWriteAllowedInCurrentMode,
  readConfigFileSnapshot,
} from "../../config/config.js";
import type { OpenClawConfig } from "../../config/types.openclaw.js";
import {
  DEFAULT_PACKAGE_CHANNEL,
  normalizeUpdateChannel,
  type UpdateChannel,
  UPDATE_EFFECTIVE_CHANNEL_ENV,
} from "../../infra/update-channels.js";
import { resolveUpdateInstallKind } from "../../infra/update-check.js";
import { UPDATE_RUN_ID_ENV } from "../../infra/update-control-plane-sentinel.js";
import { normalizeUpdatePostInstallDoctorWarnings } from "../../infra/update-doctor-result.js";
import { POST_CORE_UPDATE_SOURCE_CONFIG_PATH_ENV } from "../../infra/update-post-core-context.js";
import {
  acknowledgeAbandonedUpdateRun,
  getUpdateRun,
  reconcileAbandonedUpdateRuns,
} from "../../infra/update-run-ledger.js";
import { assertUpdateRecoveryAdmission } from "../../infra/update-run-recovery-admission.js";
import { loadInstalledPluginIndexInstallRecords } from "../../plugins/installed-plugin-index-records.js";
import { withPluginLifecycleLease } from "../../plugins/plugin-lifecycle-lease.js";
import { withCommandProcessScope } from "../../process/exec-spawn.js";
import { defaultRuntime } from "../../runtime.js";
import { resolveOpenClawStateSqlitePath } from "../../state/openclaw-state-db.paths.js";
import { assertOpenClawStateWriteAllowedAtPath } from "../../state/openclaw-state-ownership.js";
import { retainCliProcessJobUntilExit } from "../runtime-cleanup-scope.js";
import {
  parseTimeoutMsOrExit,
  readPackageVersion,
  resolveUpdateRoot,
  tryResolveInvocationCwd,
  tryWriteCompletionCache,
  type UpdateFinalizeOptions,
} from "./shared.js";
import { suppressDeprecations } from "./suppress-deprecations.js";
import { createUpdateConfigSnapshot } from "./update-command-config-snapshot.js";
import {
  persistRequestedUpdateChannel,
  preparePostCorePluginConfig,
  persistValidatedDowngradeConfig,
  readPostCorePreUpdateSourceConfig,
} from "./update-command-config.js";
import {
  completePostCorePluginUpdate,
  runUpdateFinalizationDoctorInFreshProcess,
  withPrePluginUpdateDoctorEnv,
} from "./update-command-fresh-doctor.js";
import { collectPostCorePluginFailureFacts } from "./update-command-plugins-internals.js";
import {
  updatePluginsAfterCoreUpdate,
  type PostCorePluginUpdateResult,
} from "./update-command-plugins.js";
import { UpdateCommandFailure, withUpdateAdmissionReporting } from "./update-command-result.js";
import { completeSourceUpdateRuntime } from "./update-command-runtime.js";
import { resolveServiceRefreshEnv, withUpdateInProgressEnv } from "./update-command-service-env.js";
import { reportPreMutationUpdateResult } from "./update-command-terminal.js";
import { withUpdateFailureTriage } from "./update-command-triage.js";
import { UpdateFinalizationLifecycle } from "./update-finalization-lifecycle.js";

export async function updateFinalizeCommand(
  opts: UpdateFinalizeOptions,
  recoveryRunIds?: readonly string[],
): Promise<void> {
  const invocationCwd = tryResolveInvocationCwd();
  suppressDeprecations();
  const timeoutMs = parseTimeoutMsOrExit(opts.timeout);
  if (timeoutMs === null) {
    return;
  }
  const requestedChannel = normalizeUpdateChannel(opts.channel);
  if (opts.channel !== undefined && !requestedChannel) {
    defaultRuntime.error(
      `--channel must be "stable", "extended-stable", "beta", or "dev" (got "${opts.channel}")`,
    );
    defaultRuntime.exit(1);
    return;
  }

  await withCommandProcessScope(async (stopChildren) => {
    const lifecycle = new UpdateFinalizationLifecycle(Boolean(opts.json), timeoutMs, stopChildren);
    try {
      const { root, installKind, runId } = await withUpdateAdmissionReporting(
        opts,
        () =>
          withUpdateInProgressEnv(invocationCwd, () =>
            lifecycle.run("preflight", async () => {
              // Refused invocations cannot create a ledger or write failure-triage artifacts.
              // A missing canonical path can be an interrupted publication, not a
              // fresh installation. Only the recovery executor may reconcile it.
              await assertUpdateRecoveryAdmission({ env: process.env });
              assertConfigWriteAllowedInCurrentMode();
              await assertOpenClawStateWriteAllowedAtPath({
                databasePath: resolveOpenClawStateSqlitePath(process.env),
                recoverOrphanedSidecars: false,
              });
              await retainCliProcessJobUntilExit();
              // Public repair supplies a recovery selection, even when it is empty.
              const admittedRunId = lifecycle.attachLedger(recoveryRunIds !== undefined);
              const resolvedRoot = await resolveUpdateRoot();
              const resolvedInstallKind = await resolveUpdateInstallKind(resolvedRoot, {
                timeoutMs: lifecycle.budget("preflight"),
              });
              lifecycle.recordInstallKind(
                resolvedInstallKind,
                await readPackageVersion(resolvedRoot),
              );
              return { root: resolvedRoot, installKind: resolvedInstallKind, runId: admittedRunId };
            }),
          ),
        recoveryRunIds === undefined ? "finalize" : "unknown",
      );
      lifecycle.root = root;
      const target = {
        root,
        env: {
          ...resolveServiceRefreshEnv(process.env, invocationCwd),
          [UPDATE_RUN_ID_ENV]: runId,
        },
      };
      await withUpdateFailureTriage(
        { ...opts, invocationCwd, run: { runId, env: target.env } },
        target,
        () =>
          withUpdateInProgressEnv(invocationCwd, async () => {
            try {
              const prepared = await lifecycle.run("targetConfigValidation", () =>
                prepareUpdateFinalization(opts, root, installKind, requestedChannel),
              );
              await updateFinalizeCommandInternal(
                opts,
                prepared,
                lifecycle,
                recoveryRunIds ?? [],
                runId,
              );
            } catch (error) {
              if (error instanceof UpdateCommandFailure) {
                lifecycle.complete(error.exitCode);
              } else {
                lifecycle.fail();
              }
              throw error;
            }
          }),
      );
    } catch (error) {
      if (!lifecycle.completed) {
        lifecycle.fail();
      }
      throw error;
    } finally {
      lifecycle.finishRecovery();
    }
  });
}

async function prepareUpdateFinalization(
  opts: UpdateFinalizeOptions,
  root: string,
  installKind: "git" | "package" | "unknown",
  requestedChannel: UpdateChannel | null,
) {
  await assertOpenClawStateWriteAllowedAtPath({
    databasePath: resolveOpenClawStateSqlitePath(process.env),
  });
  let configSnapshot = await readConfigFileSnapshot({ skipPluginValidation: true });
  const preFinalizeConfig =
    (await readPostCorePreUpdateSourceConfig({
      sourceConfigPath: process.env[POST_CORE_UPDATE_SOURCE_CONFIG_PATH_ENV],
      currentSnapshot: configSnapshot,
    })) ??
    (configSnapshot.valid
      ? {
          sourceConfig: configSnapshot.sourceConfig,
          authoredConfig: isRecord(configSnapshot.parsed)
            ? (configSnapshot.parsed as OpenClawConfig) // SAFETY: snapshot parser validated this config record.
            : configSnapshot.sourceConfig,
        }
      : undefined);
  if (requestedChannel === "extended-stable" && installKind === "git") {
    await reportPreMutationUpdateResult({
      root,
      installKind,
      reason: "unsupported_git_channel",
      opts,
      controlPlaneUpdateSentinelMeta: null,
    });
  }
  const storedChannel = configSnapshot.valid
    ? normalizeUpdateChannel(configSnapshot.config.update?.channel)
    : null;
  // Effective channel the core update actually ran on (e.g. git/dev for an
  // unconfigured source update), passed by the caller via env. Used only as a
  // convergence fallback; it is never persisted (that stays gated on
  // `requestedChannel`), so a default source update does not write update.channel.
  const effectiveChannel = normalizeUpdateChannel(
    process.env[UPDATE_EFFECTIVE_CHANNEL_ENV]?.trim(),
  );
  const channel = requestedChannel ?? storedChannel ?? effectiveChannel ?? DEFAULT_PACKAGE_CHANNEL;
  if (requestedChannel) {
    configSnapshot = await withPluginLifecycleLease({}, async () => {
      const snapshot = await readConfigFileSnapshot({ skipPluginValidation: true });
      return await persistRequestedUpdateChannel({ configSnapshot: snapshot, requestedChannel });
    });
  }
  return {
    root,
    installKind,
    configSnapshot,
    preFinalizeConfig,
    requestedChannel,
    storedChannel,
    effectiveChannel,
    channel,
  };
}

async function updateFinalizeCommandInternal(
  opts: UpdateFinalizeOptions,
  prepared: Awaited<ReturnType<typeof prepareUpdateFinalization>>,
  lifecycle: UpdateFinalizationLifecycle,
  recoveryRunIds: readonly string[],
  invokingRunId: string,
): Promise<void> {
  const { root, preFinalizeConfig, requestedChannel, storedChannel, effectiveChannel, channel } =
    prepared;
  let { configSnapshot } = prepared;
  let doctorWarnings: string[] = [];
  const onDoctorWarnings = (warnings: string[]) => {
    doctorWarnings = normalizeUpdatePostInstallDoctorWarnings([
      ...new Set([...doctorWarnings, ...warnings]),
    ]);
    lifecycle.recordWarnings(doctorWarnings);
  };

  if (prepared.installKind === "git") {
    await withPluginLifecycleLease({}, async (lease) => {
      await completeSourceUpdateRuntime({ root, timeoutMs: lifecycle.budget("plugins"), lease });
    });
  }
  const initialPluginUpdate = await withPrePluginUpdateDoctorEnv(async () => {
    await lifecycle.run("configSnapshot", createUpdateConfigSnapshot);
    await lifecycle.run("doctor", () =>
      runUpdateFinalizationDoctorInFreshProcess({
        phase: "pre-plugin",
        root,
        runId: invokingRunId,
        yes: opts.yes === true,
        json: opts.json === true,
        workspaceSuggestions: true,
        timeoutMs: lifecycle.budget("doctor"),
        onWarnings: onDoctorWarnings,
      }),
    );
    return await lifecycle.run(
      "plugins",
      () =>
        withPluginLifecycleLease({}, async () => {
          const preparedConfig = await preparePostCorePluginConfig({
            requestedChannel,
            preUpdateConfig: preFinalizeConfig,
          });
          configSnapshot = preparedConfig.configSnapshot;
          const postDoctorStoredChannel = configSnapshot.valid
            ? normalizeUpdateChannel(configSnapshot.config.update?.channel)
            : null;
          const postDoctorChannel =
            requestedChannel ??
            postDoctorStoredChannel ??
            storedChannel ??
            effectiveChannel ??
            DEFAULT_PACKAGE_CHANNEL;
          const pluginInstallRecords = await loadInstalledPluginIndexInstallRecords();
          return await updatePluginsAfterCoreUpdate({
            root,
            channel: postDoctorChannel,
            ...preparedConfig,
            json: opts.json,
            acceptCapabilities: opts.acceptCapabilities,
            timeoutMs: lifecycle.budget("plugins"),
            pluginInstallRecords,
          });
        }),
      pluginOutcome,
    );
  });
  // Fresh Doctor acquires this same lease; convergence must run after release.
  const completedPluginUpdate = await lifecycle.run(
    "targetConfigConvergence",
    async () => {
      const result = await completePostCorePluginUpdate({
        root,
        runId: invokingRunId,
        pluginUpdate: initialPluginUpdate,
        freshDoctorRequired: initialPluginUpdate.changed,
        yes: opts.yes === true,
        json: opts.json === true,
        timeoutMs: lifecycle.budget("targetConfigConvergence"),
        onWarnings: onDoctorWarnings,
      });
      await persistValidatedDowngradeConfig(result.configSnapshot);
      return result;
    },
    (result) => pluginOutcome(result.pluginUpdate),
  );
  const pluginUpdate = completedPluginUpdate.pluginUpdate;
  lifecycle.recordWarnings(
    (pluginUpdate.warnings ?? [])
      .filter(
        (warning) =>
          warning.reason === "plugin-target-unavailable" || warning.reason === "doctor-advisory",
      )
      .map((warning) => warning.message),
    "plugins",
  );
  configSnapshot = completedPluginUpdate.configSnapshot;
  const completionBudget = lifecycle.budget("completionCache");
  // Leave shutdown time inside the phase deadline so optional cache failures can settle.
  const completionTimeout = completionBudget - Math.min(1_000, completionBudget / 2);
  await lifecycle.run(
    "completionCache",
    async () =>
      opts.deferCompletionCache
        ? ("deferred" as const)
        : await tryWriteCompletionCache(root, Boolean(opts.json), completionTimeout),
    (result) => result,
  );

  const reconciledRuns: string[] = [];
  const result = {
    status:
      pluginUpdate.status === "error"
        ? "error"
        : pluginUpdate.status === "warning" || doctorWarnings.length > 0
          ? "warning"
          : "ok",
    mode: "finalize",
    root,
    channel:
      requestedChannel ??
      (configSnapshot.valid
        ? normalizeUpdateChannel(configSnapshot.config.update?.channel)
        : null) ??
      channel,
    restart: false,
    ...(recoveryRunIds.length ? { reconciledRuns } : {}),
    phaseTimings: lifecycle.phaseTimings,
    postUpdate: {
      doctor: {
        status: doctorWarnings.length > 0 ? "warning" : "ok",
        ...(doctorWarnings.length > 0 ? { warnings: doctorWarnings } : {}),
      },
      plugins: pluginUpdate,
    },
  };
  if (result.status !== "error" && recoveryRunIds.length) {
    // Publish successful recovery only after convergence and the ledger's
    // transactional inactivity/driver check both finish.
    reconciledRuns.push(
      ...reconcileAbandonedUpdateRuns({ explicit: true, runIds: recoveryRunIds }).map(
        (run) => run.runId,
      ),
    );
    if (recoveryRunIds.some((runId) => getUpdateRun(runId)?.status === "running")) {
      throw new Error(
        "An update resumed while repair was running; wait for that update before retrying repair.",
      );
    }
    for (const runId of recoveryRunIds) {
      acknowledgeAbandonedUpdateRun(runId);
    }
  }
  if (opts.json) {
    defaultRuntime.writeJson(result);
  } else if (result.status === "ok") {
    defaultRuntime.log(theme.muted("Update finalization completed."));
  } else if (result.status === "warning") {
    defaultRuntime.log(theme.warn("Update finalization completed with warnings."));
  } else {
    defaultRuntime.log(theme.error("Update finalization failed."));
  }
  lifecycle.complete(result.status === "error" ? 1 : 0);
  if (result.status === "error") {
    throw new UpdateCommandFailure({
      status: "error",
      mode: "unknown",
      root,
      reason: "post-update-plugins",
      postUpdate: { plugins: pluginUpdate },
      steps: [],
      durationMs: Math.round(performance.now() - lifecycle.startedAt),
    });
  }
}

function pluginOutcome(result: PostCorePluginUpdateResult): {
  outcome: "failed" | "warning" | "completed";
  failureFacts?: PostCorePluginUpdateResult["failureFacts"];
} {
  return {
    outcome:
      result.status === "error" ? "failed" : result.status === "warning" ? "warning" : "completed",
    ...(result.status === "error"
      ? { failureFacts: collectPostCorePluginFailureFacts(result) }
      : {}),
  };
}