import {z} from 'zod'

export type StartAudienceBuildRequest = {description?: string | undefined, intake_id?: (string | null) | undefined, objective?: (string | null) | undefined, suggested_goal_met_label?: (string | null) | undefined, audience_limit?: (number | null) | undefined, upload_id?: (string | null) | undefined};

export type CreateApiCampaignsAudienceBuildsArgs = {body: StartAudienceBuildRequest};

export type CreateApiCampaignsAudienceBuildsOptions = {baseUrl: string, HTTPBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const campaignObjective = z.object({id: z.string(), text: z.string(), source: z.string(), mode: z.string().optional(), outcome_key: z.string().nullable().optional(), label: z.string().optional(), conversation_test: z.string().optional(), reasoning: z.string().optional(), resolved_at: z.string().nullable().optional()});

export const recentCampaignContact = z.object({campaign_id: z.string(), campaign_name: z.string(), contacted_at: z.string(), status: z.string().optional()});

export const audienceSuggestion = z.object({id: z.string(), st_customer_id: z.string().nullable().optional(), member_key: z.string().optional(), customer_name: z.string(), phones: z.array(z.string()).optional(), emails: z.array(z.string()).optional(), location_addresses: z.array(z.string()).optional(), customer_tags: z.array(z.record(z.string(), z.unknown())).optional(), location_tags: z.array(z.record(z.string(), z.unknown())).optional(), membership_type_names: z.array(z.string()).optional(), service_names: z.array(z.string()).optional(), explanation: z.string().optional(), reasons: z.array(z.string()).optional(), confidence: z.number().optional(), included: z.boolean().optional(), rank: z.number().int().optional(), score: z.number().int().nullable().optional(), score_factors: z.array(z.string()).optional(), criteria: z.array(z.record(z.string(), z.string())).optional(), recent_campaign_contacts: z.array(recentCampaignContact).optional(), active_followup_overlap: z.boolean().optional(), active_followup_count: z.number().int().optional(), active_followup_statuses: z.array(z.string()).optional()});

export const campaignAudienceBuild = z.object({id: z.string(), status: z.string(), progress: z.number().int().optional(), step: z.string().optional(), activity: z.array(z.string()).optional(), description: z.string(), interpreted_plan: z.record(z.string(), z.unknown()).optional(), error_message: z.string().nullable().optional(), candidate_count: z.number().int().optional(), suggested_count: z.number().int().optional(), selected_count: z.number().int().optional(), audience_limit: z.number().int().nullable().optional(), objective: campaignObjective.nullable().optional(), suggestions: z.array(audienceSuggestion).optional(), accepted_campaign_id: z.string().nullable().optional(), from_upload: z.boolean().optional(), created_at: z.string(), updated_at: z.string().nullable().optional()});

export const startAudienceBuildResponse = z.object({build: campaignAudienceBuild});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Start Audience Build
 * 
 * POST /campaigns/audience-builds
 */
export const createApiCampaignsAudienceBuilds = async (args: CreateApiCampaignsAudienceBuildsArgs, options: CreateApiCampaignsAudienceBuildsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")
headers.set('accept', "application/json")

if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/campaigns/audience-builds${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(startAudienceBuildResponse, await res.json())
};