import { Plugin } from "@opencode/plugin/tui"
import { appendFileSync, mkdirSync, existsSync } from "fs"
import { join } from "path"

// 日志文件路径
const LOG_DIR = "C:\\Users\\ypshidifu\\.config\\opencode"
const LOG_FILE = join(LOG_DIR, "oc-session-all.log")

// 确保日志目录存在
if (!existsSync(LOG_DIR)) {
  mkdirSync(LOG_DIR, { recursive: true })
}

function log(msg) {
  const timestamp = new Date().toISOString()
  const line = `[${timestamp}] ${msg}\n`
  try {
    appendFileSync(LOG_FILE, line)
  } catch (e) {
    // 忽略写入错误
  }
  console.log(msg)
}

export default Plugin.define({
  id: "oc-session-all",
  setup(context) {
    log("[oc-session-all] v2 Plugin loaded! Attempting keymap.layer registration...")

    // ── 探测 context.keymap 结构 ──────────────────────────────────────
    const report = []
    report.push("context keys: " + Object.keys(context).join(", "))

    // 探测 context.keymap
    if (context.keymap) {
      const kmKeys = Object.getOwnPropertyNames(context.keymap)
      report.push("keymap props: " + kmKeys.join(", "))
      
      // 尝试 keymap.layer
      if (typeof context.keymap.layer === "function") {
        report.push("keymap.layer is a function")
        try {
          // 尝试不同的调用方式
          const layerResult = context.keymap.layer({
            commands: [
              {
                title: "Show All Sessions",
                value: "sessions-all",
                slash: { name: "sessions-all", aliases: ["sa"] },
                description: "Display all session records in a dialog",
                onSelect: async () => {
                  log("[oc-session-all] /sessions-all triggered via keymap.layer")
                  context.ui.toast.show({
                    message: "Sessions-all command executed!",
                    variant: "success",
                    duration: 3000,
                  })
                },
              },
            ],
          })
          report.push("keymap.layer result type: " + typeof layerResult)
          log("[oc-session-all] keymap.layer called successfully, result type: " + typeof layerResult)
        } catch (e) {
          report.push("keymap.layer ERROR: " + e.message)
          log("[oc-session-all] keymap.layer ERROR: " + e.message)
        }
      } else {
        report.push("keymap.layer is NOT a function")
        log("[oc-session-all] keymap.layer is NOT a function")
      }

      // 尝试 keymap.commands
      if (typeof context.keymap.commands === "function") {
        report.push("keymap.commands is a function")
        try {
          const commandsResult = context.keymap.commands()
          report.push("keymap.commands() result type: " + typeof commandsResult)
          log("[oc-session-all] keymap.commands() called, result type: " + typeof commandsResult)
        } catch (e) {
          report.push("keymap.commands ERROR: " + e.message)
          log("[oc-session-all] keymap.commands ERROR: " + e.message)
        }
      } else if (context.keymap.commands) {
        report.push("keymap.commands is an object: " + Object.keys(context.keymap.commands).join(", "))
        log("[oc-session-all] keymap.commands is an object: " + Object.keys(context.keymap.commands).join(", "))
      } else {
        report.push("keymap.commands is undefined")
      }

      // 尝试 keymap.dispatch
      if (typeof context.keymap.dispatch === "function") {
        report.push("keymap.dispatch is a function")
      } else {
        report.push("keymap.dispatch is NOT a function")
      }
    }

    const msg = report.join(" | ")
    log("[oc-session-all] KEYMAP PROBE: " + msg)
    try {
      context.ui.toast.show({
        message: "Keymap probe: " + msg,
        variant: "info",
        duration: 20000,
      })
    } catch (e) {
      log("[oc-session-all] toast.show ERROR: " + e.message)
    }
  },
})