#!/bin/bash
# get_feishu_token.sh - 获取飞书 tenant_access_token

set -e

APP_ID="${FEISHU_APP_ID:-cli_a91b01debab81cd1}"
APP_SECRET="${FEISHU_APP_SECRET:-}"

if [ -z "$APP_SECRET" ]; then
    # 尝试从 .env 文件读取
    if [ -f "$HOME/.hermes/.env" ]; then
        APP_SECRET=$(grep "FEISHU_APP_SECRET" "$HOME/.hermes/.env" | cut -d'=' -f2)
    fi
fi

if [ -z "$APP_SECRET" ]; then
    echo "Error: FEISHU_APP_SECRET not set"
    echo "Please set it in ~/.hermes/.env or environment variable"
    exit 1
fi

RESPONSE=$(curl -s -X POST \
    https://open.feishu.cn/open-apis/auth/v3/tenant_access_token/internal \
    -H "Content-Type: application/json" \
    -d "{\"app_id\":\"$APP_ID\",\"app_secret\":\"$APP_SECRET\"}")

CODE=$(echo "$RESPONSE" | grep -o '"code":[0-9]*' | cut -d':' -f2)

if [ "$CODE" != "0" ]; then
    echo "Error: Failed to get token"
    echo "$RESPONSE"
    exit 1
fi

TOKEN=$(echo "$RESPONSE" | grep -o '"tenant_access_token":"[^"]*"' | cut -d'"' -f4)
EXPIRE=$(echo "$RESPONSE" | grep -o '"expire":[0-9]*' | cut -d':' -f2)

echo "Token: $TOKEN"
echo "Expire: $EXPIRE seconds ($(($EXPIRE / 60)) minutes)"

# 保存 token 到临时文件
mkdir -p /sdcard/feishu
echo "$TOKEN" > /sdcard/feishu/token
echo "Token saved to /sdcard/feishu/token"