/** @jsxImportSource @opentui/solid */
import { testRender } from "@opentui/solid"
import { MouseButton } from "@opentui/core"
import { expect, test } from "bun:test"
import { createSignal } from "solid-js"
import { ConfigProvider } from "../../src/config"
import { EMPTY_SESSION_TAB_STATUS, SessionTabs, type SessionTabsController } from "../../src/component/session-tabs"
import { ThemeProvider } from "../../src/context/theme"
import { emptyThemeSource } from "../fixture/fixture"
import { TestTuiContexts } from "../fixture/tui-environment"
import { createTuiResolvedConfig } from "../fixture/tui-runtime"

test("releasing a transcript selection over tab controls does not activate them", async () => {
  const [active, setActive] = createSignal("first")
  const [added, setAdded] = createSignal(0)
  const controller = {
    tabs: () => [
      { sessionID: "first", title: "First" },
      { sessionID: "second", title: "Second" },
    ],
    current: active,
    select: setActive,
    close() {},
    move() {},
    add: () => setAdded((value) => value + 1),
    status: () => EMPTY_SESSION_TAB_STATUS,
  } satisfies SessionTabsController
  const app = await testRender(
    () => (
      <TestTuiContexts>
        <ConfigProvider config={createTuiResolvedConfig({ tabs: { mode: "on" } })}>
          <ThemeProvider mode="dark" source={emptyThemeSource}>
            <box flexDirection="column">
              <SessionTabs controller={controller} animations={false} />
              <text>selectable transcript text</text>
            </box>
          </ThemeProvider>
        </ConfigProvider>
      </TestTuiContexts>
    ),
    { width: 60, height: 3 },
  )

  try {
    app.renderer.start()
    await app.waitForFrame((frame) => frame.includes("Second"))
    await app.mockMouse.pressDown(5, 1)
    await app.mockMouse.release(40, 0)
    expect(active()).toBe("first")

    await app.mockMouse.click(40, 0)
    expect(active()).toBe("second")

    await app.mockMouse.pressDown(5, 1)
    await app.mockMouse.release(58, 0)
    expect(added()).toBe(0)

    await app.mockMouse.click(58, 0)
    expect(added()).toBe(1)
  } finally {
    app.renderer.destroy()
  }
})

test("middle-click closes a session tab without selecting it", async () => {
  const [active, setActive] = createSignal("first")
  const closed: Array<string | undefined> = []
  const controller = {
    tabs: () => [
      { sessionID: "first", title: "First" },
      { sessionID: "second", title: "Second" },
    ],
    current: active,
    select: setActive,
    close: (sessionID?: string) => closed.push(sessionID),
    move() {},
    status: () => EMPTY_SESSION_TAB_STATUS,
  } satisfies SessionTabsController
  const app = await testRender(
    () => (
      <TestTuiContexts>
        <ConfigProvider config={createTuiResolvedConfig({ tabs: { mode: "on" } })}>
          <ThemeProvider mode="dark" source={emptyThemeSource}>
            <SessionTabs controller={controller} animations={false} />
          </ThemeProvider>
        </ConfigProvider>
      </TestTuiContexts>
    ),
    { width: 60, height: 8 },
  )

  try {
    app.renderer.start()
    await app.waitForFrame((frame) => frame.includes("Second"))
    await app.mockMouse.click(40, 0, MouseButton.MIDDLE)
    expect(closed).toEqual(["second"])
    expect(active()).toBe("first")
  } finally {
    app.renderer.destroy()
  }
})

test("keeps consecutive close controls fixed across overflow window changes", async () => {
  const [active, setActive] = createSignal("fifth")
  const [items, setItems] = createSignal([
    { sessionID: "first", title: "First" },
    { sessionID: "second", title: "Second" },
    { sessionID: "third", title: "Third" },
    { sessionID: "fourth", title: "Fourth" },
    { sessionID: "fifth", title: "Fifth" },
  ])
  const closed: string[] = []
  const controller = {
    tabs: items,
    current: active,
    select: setActive,
    close: (sessionID?: string) => {
      if (!sessionID) return
      const current = items()
      closed.push(sessionID)
      setActive("first")
      setItems(current.filter((tab) => tab.sessionID !== sessionID))
    },
    move() {},
    status: () => EMPTY_SESSION_TAB_STATUS,
  } satisfies SessionTabsController
  const app = await testRender(
    () => (
      <TestTuiContexts>
        <ConfigProvider config={createTuiResolvedConfig({ tabs: { mode: "on" } })}>
          <ThemeProvider mode="dark" source={emptyThemeSource}>
            <SessionTabs controller={controller} animations={false} />
          </ThemeProvider>
        </ConfigProvider>
      </TestTuiContexts>
    ),
    { width: 46, height: 2 },
  )

  try {
    app.renderer.start()
    await app.waitForFrame((frame) => frame.includes("Third"))
    await app.mockMouse.moveTo(11, 0)
    await app.waitForFrame((frame) => Array.from(frame.split("\n")[0] ?? "")[11] === "✕")

    await app.mockMouse.click(11, 0)
    await app.waitForFrame(
      (frame) => !frame.includes("Third") && items().length === 4 && Array.from(frame.split("\n")[0] ?? "")[11] === "✕",
    )
    await app.mockMouse.click(11, 0)

    expect(closed).toEqual(["third", "fourth"])
  } finally {
    app.renderer.destroy()
  }
})

test("reflows held tabs when the pointer leaves the strip", async () => {
  const [active, setActive] = createSignal("first")
  const [items, setItems] = createSignal([
    { sessionID: "first", title: "First" },
    { sessionID: "second", title: "Second" },
    { sessionID: "third", title: "Third" },
    { sessionID: "fourth", title: "Fourth" },
  ])
  const controller = {
    tabs: items,
    current: active,
    select: setActive,
    close: (sessionID?: string) => {
      if (!sessionID) return
      const current = items()
      const index = current.findIndex((tab) => tab.sessionID === sessionID)
      setActive((current[index + 1] ?? current[index - 1])?.sessionID)
      setItems(current.filter((tab) => tab.sessionID !== sessionID))
    },
    move() {},
    status: () => EMPTY_SESSION_TAB_STATUS,
  } satisfies SessionTabsController
  const app = await testRender(
    () => (
      <TestTuiContexts>
        <ConfigProvider config={createTuiResolvedConfig({ tabs: { mode: "on" } })}>
          <ThemeProvider mode="dark" source={emptyThemeSource}>
            <box flexDirection="column">
              <SessionTabs controller={controller} animations={false} />
              <text>outside</text>
            </box>
          </ThemeProvider>
        </ConfigProvider>
      </TestTuiContexts>
    ),
    { width: 60, height: 2 },
  )

  try {
    app.renderer.start()
    await app.waitForFrame((frame) => frame.includes("Fourth"))
    await app.mockMouse.moveTo(22, 0)
    await app.waitForFrame((frame) => Array.from(frame.split("\n")[0] ?? "")[22] === "✕")
    await app.mockMouse.click(22, 0)
    await app.waitForFrame(
      (frame) => !frame.includes("First") && items().length === 3 && Array.from(frame.split("\n")[0] ?? "")[22] === "✕",
    )

    await app.renderOnce()
    const held = app.captureCharFrame().split("\n")[0] ?? ""
    await app.mockMouse.moveTo(0, 1)
    await app.waitForFrame((frame) => (frame.split("\n")[0] ?? "").indexOf("Third") < held.indexOf("Third"))
    await app.mockMouse.moveTo(20, 0)
    await app.waitForFrame((frame) => Array.from(frame.split("\n")[0] ?? "")[20] === "✕")
    expect(Array.from(app.captureCharFrame().split("\n")[0] ?? "")[22]).not.toBe("✕")
  } finally {
    app.renderer.destroy()
  }
})