import { describe, it, expect, vi, beforeEach } from "vitest"
import { api, UnauthorizedError } from "./client"

const PROJECT_ID = "11111111-1111-1111-1111-111111111111"

beforeEach(() => { vi.restoreAllMocks() })

function mockFetch(body: unknown, ok = true, status = 200) {
  return vi.spyOn(globalThis, "fetch").mockResolvedValue({
    ok, status,
    json: async () => body,
    text: async () => JSON.stringify(body),
  } as Response)
}

describe("api client", () => {
  it("sends credentials:include on every request", async () => {
    const spy = mockFetch([])
    await api.listAccounts(PROJECT_ID)
    const [, opts] = spy.mock.calls[0]
    expect((opts as RequestInit).credentials).toBe("include")
  })

  describe("api.auth", () => {
    it("login POSTs to /api/v1/auth/login with credentials:include", async () => {
      const spy = mockFetch({ user: { id: "u1", email: "a@b.com" }, project: { id: "p1", name: "Default" } })
      await api.auth.login("a@b.com", "secret")
      const [url, opts] = spy.mock.calls[0]
      expect(url).toBe("/api/v1/auth/login")
      expect((opts as RequestInit).method).toBe("POST")
      expect((opts as RequestInit).credentials).toBe("include")
      expect(String((opts as RequestInit).body)).toContain("secret")
    })

    it("register POSTs to /api/v1/auth/register", async () => {
      const spy = mockFetch({ user: { id: "u1", email: "a@b.com" }, project: { id: "p1", name: "Default" } })
      await api.auth.register("a@b.com", "secret")
      const [url, opts] = spy.mock.calls[0]
      expect(url).toBe("/api/v1/auth/register")
      expect((opts as RequestInit).method).toBe("POST")
    })

    it("logout POSTs to /api/v1/auth/logout", async () => {
      const spy = mockFetch(undefined, true, 204)
      await api.auth.logout()
      const [url, opts] = spy.mock.calls[0]
      expect(url).toBe("/api/v1/auth/logout")
      expect((opts as RequestInit).method).toBe("POST")
    })

    it("me GETs /api/v1/auth/me and returns AuthState", async () => {
      const state = { user: { id: "u1", email: "a@b.com" }, project: { id: "p1", name: "Default" } }
      const spy = mockFetch(state)
      const result = await api.auth.me()
      const [url] = spy.mock.calls[0]
      expect(url).toBe("/api/v1/auth/me")
      expect(result).toEqual(state)
    })
  })

  it("resource methods hit project-scoped path with projectId first", async () => {
    const spy = mockFetch([{ id: "a1", provider: "selectel", comment: "" }])
    const accounts = await api.listAccounts(PROJECT_ID)
    expect(accounts).toHaveLength(1)
    expect(spy).toHaveBeenCalledWith(
      `/api/v1/projects/${PROJECT_ID}/accounts`,
      expect.objectContaining({ method: "GET" }),
    )
  })

  it("listDomains(projectId) hits /api/v1/projects/{projectId}/domains", async () => {
    const spy = mockFetch([])
    await api.listDomains(PROJECT_ID)
    expect(spy).toHaveBeenCalledWith(
      `/api/v1/projects/${PROJECT_ID}/domains`,
      expect.objectContaining({ method: "GET" }),
    )
  })

  it("sends secret on account creation but path has no secret leakage in response typing", async () => {
    const spy = mockFetch({ id: "a2", provider: "selectel", comment: "prod" })
    await api.createAccount(PROJECT_ID, {
      provider: "selectel",
      secret: { username: "svc-user", password: "TOKEN", account_id: "123456", project_name: "default" },
      comment: "prod",
    })
    const [, opts] = spy.mock.calls[0]
    expect((opts as RequestInit).method).toBe("POST")
    expect(String((opts as RequestInit).body)).toContain("TOKEN")
  })

  it("throws on non-ok response", async () => {
    mockFetch({ error: "boom" }, false, 500)
    await expect(api.listDomains(PROJECT_ID)).rejects.toThrow()
  })

  it("throws UnauthorizedError on 401", async () => {
    mockFetch({ error: "unauthorized" }, false, 401)
    await expect(api.listDomains(PROJECT_ID)).rejects.toThrow(UnauthorizedError)
  })

  it("applies with prune flag using projectId, id, body order", async () => {
    const spy = mockFetch({ updates: [], prunes: [], readOnly: [], inSyncCount: 0 })
    await api.applyDomain(PROJECT_ID, "d1", { applyUpdates: true, applyPrunes: true })
    const [url, opts] = spy.mock.calls[0]
    expect(url).toBe(`/api/v1/projects/${PROJECT_ID}/domains/d1/apply`)
    expect(String((opts as RequestInit).body)).toContain("applyPrunes")
  })

  it("checkDomain(projectId, id) hits project-scoped check path", async () => {
    const spy = mockFetch({ updates: [], prunes: [], readOnly: [], inSyncCount: 0 })
    await api.checkDomain(PROJECT_ID, "d1")
    expect(spy).toHaveBeenCalledWith(
      `/api/v1/projects/${PROJECT_ID}/domains/d1/check`,
      expect.objectContaining({ method: "GET" }),
    )
  })

  it("importZones(projectId, accountId) hits project-scoped import path", async () => {
    const spy = mockFetch([])
    await api.importZones(PROJECT_ID, "acc1")
    expect(spy).toHaveBeenCalledWith(
      `/api/v1/projects/${PROJECT_ID}/accounts/acc1/import`,
      expect.objectContaining({ method: "POST" }),
    )
  })

  it("setDomainTemplate(projectId, id, templateId) hits project-scoped domain path", async () => {
    const spy = mockFetch({ id: "d1", providerAccountId: "acc1", zoneName: "x.", zoneId: "z1" })
    await api.setDomainTemplate(PROJECT_ID, "d1", "t1")
    const [url, opts] = spy.mock.calls[0]
    expect(url).toBe(`/api/v1/projects/${PROJECT_ID}/domains/d1`)
    expect((opts as RequestInit).method).toBe("PATCH")
  })

  describe("schedule", () => {
    it("getSchedule(projectId) GETs /schedule", async () => {
      const spy = mockFetch({ intervalSeconds: 3600, enabled: false })
      await api.getSchedule(PROJECT_ID)
      expect(spy).toHaveBeenCalledWith(
        `/api/v1/projects/${PROJECT_ID}/schedule`,
        expect.objectContaining({ method: "GET", credentials: "include" }),
      )
    })

    it("putSchedule(projectId, {intervalSeconds,enabled}) PUTs /schedule", async () => {
      const spy = mockFetch({ intervalSeconds: 120, enabled: true })
      await api.putSchedule(PROJECT_ID, { intervalSeconds: 120, enabled: true })
      const [url, opts] = spy.mock.calls[0]
      expect(url).toBe(`/api/v1/projects/${PROJECT_ID}/schedule`)
      expect((opts as RequestInit).method).toBe("PUT")
      expect((opts as RequestInit).credentials).toBe("include")
      expect(String((opts as RequestInit).body)).toContain("intervalSeconds")
    })
  })

  describe("channels", () => {
    it("listChannels(projectId) GETs /channels", async () => {
      const spy = mockFetch([])
      await api.listChannels(PROJECT_ID)
      expect(spy).toHaveBeenCalledWith(
        `/api/v1/projects/${PROJECT_ID}/channels`,
        expect.objectContaining({ method: "GET" }),
      )
    })

    it("createChannel(projectId, {type,config,secret}) POSTs /channels with secret in body", async () => {
      const spy = mockFetch({ id: "c1", type: "telegram", config: { chat_id: "1" }, enabled: true })
      await api.createChannel(PROJECT_ID, { type: "telegram", config: { chat_id: "1" }, secret: "BOT_TOKEN" })
      const [url, opts] = spy.mock.calls[0]
      expect(url).toBe(`/api/v1/projects/${PROJECT_ID}/channels`)
      expect((opts as RequestInit).method).toBe("POST")
      expect(String((opts as RequestInit).body)).toContain("BOT_TOKEN")
    })

    it("deleteChannel(projectId, id) DELETEs /channels/{id}", async () => {
      const spy = mockFetch(undefined, true, 204)
      await api.deleteChannel(PROJECT_ID, "c1")
      expect(spy).toHaveBeenCalledWith(
        `/api/v1/projects/${PROJECT_ID}/channels/c1`,
        expect.objectContaining({ method: "DELETE" }),
      )
    })

    it("testChannel(projectId, id) POSTs /channels/{id}/test", async () => {
      const spy = mockFetch({ status: "ok" })
      await api.testChannel(PROJECT_ID, "c1")
      expect(spy).toHaveBeenCalledWith(
        `/api/v1/projects/${PROJECT_ID}/channels/c1/test`,
        expect.objectContaining({ method: "POST" }),
      )
    })
  })

  it("domainHistory(projectId, domainId) GETs /domains/{did}/history", async () => {
    const spy = mockFetch([])
    await api.domainHistory(PROJECT_ID, "d1")
    expect(spy).toHaveBeenCalledWith(
      `/api/v1/projects/${PROJECT_ID}/domains/d1/history`,
      expect.objectContaining({ method: "GET", credentials: "include" }),
    )
  })
})