import { JobConfig, JobRecord } from '@/types';
import { apiClient } from '@/utils/api';
import { usingBrowserDb } from '@/utils/env';
import { deleteJobRecord } from '@/utils/storage/jobStorage';

export const startJob = async (jobID: string) => {
  if (usingBrowserDb) {
    throw new Error('Local jobs are not supported when using browser database mode.');
  }

  await apiClient.get(`/api/jobs/${jobID}/start`).then(res => res.data);
};

export const stopJob = async (jobID: string) => {
  if (usingBrowserDb) {
    throw new Error('Stopping jobs is not available when using browser database mode.');
  }

  await apiClient.get(`/api/jobs/${jobID}/stop`).then(res => res.data);
};

export const deleteJob = async (jobID: string) => {
  if (usingBrowserDb) {
    await deleteJobRecord(jobID);
    return;
  }

  await apiClient.get(`/api/jobs/${jobID}/delete`).then(res => res.data);
};

export const getJobConfig = (job: JobRecord) => {
  return JSON.parse(job.job_config) as JobConfig;
};

export const getAvaliableJobActions = (job: JobRecord) => {
  const jobConfig = getJobConfig(job);
  const isStopping = job.stop && job.status === 'running';
  const editableStatuses = ['completed', 'stopped', 'error', 'submitted', 'pending'];
  const canDelete = editableStatuses.includes(job.status) && !isStopping;
  const canEdit = editableStatuses.includes(job.status) && !isStopping;
  const canStop = job.status === 'running' && !isStopping;
  let canStart = ['stopped', 'error'].includes(job.status) && !isStopping;
  // can resume if more steps were added
  if (job.status === 'completed' && jobConfig.config.process[0].train.steps > job.step && !isStopping) {
    canStart = true;
  }
  return { canDelete, canEdit, canStop, canStart };
};

export const getNumberOfSamples = (job: JobRecord) => {
  const jobConfig = getJobConfig(job);
  return jobConfig.config.process[0].sample?.prompts?.length || 0;
};

export const getTotalSteps = (job: JobRecord) => {
  const jobConfig = getJobConfig(job);
  return jobConfig.config.process[0].train.steps;
};