import {z} from 'zod'

export type GetApiCustomerLeadsArgs = {limit?: number | undefined, cursor?: string | undefined, tier?: ('UNQUALIFIED' | 'NURTURE' | 'QUALIFIED' | 'PRIORITY') | undefined, leadTiers?: string | undefined, disposition?: ('ACTIVE' | 'CLIENT' | 'BAD_LEAD') | undefined, dispositions?: string | undefined, minIcpMatchPercent?: number | undefined, maxIcpMatchPercent?: number | undefined, monitoredProfileId?: string | undefined, monitoredProfileIds?: string | undefined, postId?: string | undefined, engagementType?: ('LIKE' | 'COMMENT' | 'REPOST' | 'POST_AUTHOR') | undefined, engagementTypes?: string | undefined, ownerId?: string | undefined, ownerIds?: string | undefined, dateFrom?: string | undefined, dateTo?: string | undefined, query?: string | undefined, companyNames?: string | undefined, origin?: ('agent' | 'watchlist' | 'all') | undefined};

export type GetApiCustomerLeadsOptions = {baseUrl?: string | undefined, CustomerApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const leadSignal = z.object({summary: z.string().max(300), whyRelevant: z.string().max(500), topic: z.string().max(160).nullable(), type: z.enum(["COMPETITOR", "PAIN", "TRIGGER", "TOPIC", "CATEGORY_INTEREST", "CUSTOM", "GENERAL_ENGAGEMENT"]), strength: z.enum(["DIRECT", "CONTEXTUAL", "ACTIVITY"]), sentiment: z.enum(["NEGATIVE", "POSITIVE", "MIXED", "NEUTRAL", "UNKNOWN"]), occurredAt: z.string(), source: z.object({name: z.string().nullable(), title: z.string().nullable(), url: z.string().nullable()})});

export const leadPage = z.object({data: z.array(z.object({id: z.string(), icpMatchPercent: z.number().int().nullable().optional(), intentScore: z.number().optional(), leadTier: z.string().nullable().optional(), profile: z.object({displayName: z.string().nullable(), headline: z.string().nullable(), location: z.string().nullable(), currentCompany: z.string().nullable(), profileUrl: z.string().nullable()}), contact: z.object({workEmail: z.string().nullable(), workEmailStatus: z.string().nullable(), personalEmail: z.string().nullable(), personalEmailStatus: z.string().nullable(), contactPhone: z.string().nullable(), contactPhoneStatus: z.string().nullable()}).nullable(), signal: leadSignal.nullable()}).and(z.record(z.string(), z.unknown()))), page: z.object({limit: z.number().int(), cursor: z.string().nullable().optional(), nextCursor: z.string().nullable()})});

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
};

/**
 * List API-visible leads.
 * 
 * GET /customer/leads
 */
export const getApiCustomerLeads = async (args: GetApiCustomerLeadsArgs, options?: GetApiCustomerLeadsOptions) => {
const {baseUrl = "https://api.traxy.ai/api/v1", fetch: fetchFn = fetch, CustomerApiKey} = options ?? {}

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

if (args.limit != null) query.append("limit", String(args.limit))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args.tier != null) query.append("tier", String(args.tier))
if (args.leadTiers != null) query.append("leadTiers", String(args.leadTiers))
if (args.disposition != null) query.append("disposition", String(args.disposition))
if (args.dispositions != null) query.append("dispositions", String(args.dispositions))
if (args.minIcpMatchPercent != null) query.append("minIcpMatchPercent", String(args.minIcpMatchPercent))
if (args.maxIcpMatchPercent != null) query.append("maxIcpMatchPercent", String(args.maxIcpMatchPercent))
if (args.monitoredProfileId != null) query.append("monitoredProfileId", String(args.monitoredProfileId))
if (args.monitoredProfileIds != null) query.append("monitoredProfileIds", String(args.monitoredProfileIds))
if (args.postId != null) query.append("postId", String(args.postId))
if (args.engagementType != null) query.append("engagementType", String(args.engagementType))
if (args.engagementTypes != null) query.append("engagementTypes", String(args.engagementTypes))
if (args.ownerId != null) query.append("ownerId", String(args.ownerId))
if (args.ownerIds != null) query.append("ownerIds", String(args.ownerIds))
if (args.dateFrom != null) query.append("dateFrom", String(args.dateFrom))
if (args.dateTo != null) query.append("dateTo", String(args.dateTo))
if (args.query != null) query.append("query", String(args.query))
if (args.companyNames != null) query.append("companyNames", String(args.companyNames))
if (args.origin != null) query.append("origin", String(args.origin))
if (CustomerApiKey !== undefined) headers.set('authorization', `Bearer ${CustomerApiKey}`)

const url = `${baseUrl.replace(/\/+$/, '')}/customer/leads${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

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

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