#!/bin/bash

setup_gitea_webhook() {
    show_banner "配置 Gitea Webhook"
    
    local webhook_url="${JENKINS_URL}/generic-webhook-trigger/invoke?token=${WEBHOOK_TOKEN}"
    
    log_info "Webhook URL: ${webhook_url}"
    
    check_existing_webhook
    
    create_webhook "$webhook_url"
    
    test_webhook_delivery
}

check_existing_webhook() {
    log_info "检查现有 Webhook..."
    
    local webhooks=$(gitea_api_call "GET" "/repos/${REPO_OWNER}/${REPO_NAME}/hooks")
    
    if [ -n "$webhooks" ] && [ "$webhooks" != "[]" ]; then
        local existing_count=$(echo "$webhooks" | jq 'length')
        log_warning "发现 ${existing_count} 个现有 Webhook"
        
        echo "$webhooks" | jq -r '.[] | "\(.id) | \(.url)"' | while IFS='|' read -r hook_id hook_url; do
            log_info "  [ID: $hook_id] $hook_url"
        done
        
        read -p "是否删除所有旧 Webhook 并重新创建？(y/N): " delete_old
        if [[ "$delete_old" =~ ^[Yy]$ ]]; then
            echo "$webhooks" | jq -r '.[].id' | while read hook_id; do
                gitea_api_call "DELETE" "/repos/${REPO_OWNER}/${REPO_NAME}/hooks/${hook_id}" > /dev/null
                log_info "  已删除 Webhook #${hook_id}"
            done
            log_success "旧 Webhook 已清理"
        fi
    else
        log_success "没有发现冲突的 Webhook"
    fi
}

create_webhook() {
    local webhook_url="$1"
    
    log_info "创建新 Webhook..."
    
    local payload="{
        \"type\": \"gitea\",
        \"config\": {
            \"url\": \"${webhook_url}\",
            \"content_type\": \"json\",
            \"secret\": \"\",
            \"http_method\": \"post\",
            \"max_builds\": 0,
            \"active\": true,
            \"events\": [
                \"push\"
            ],
            \"branch_filter\": \"main,develop\"
        }
    }"
    
    local result=$(gitea_api_call "POST" "/repos/${REPO_OWNER}/${REPO_NAME}/hooks" "$payload")
    
    local hook_id=$(echo "$result" | jq -r '.id // empty')
    
    if [ -n "$hook_id" ]; then
        log_success "Webhook 创建成功 (ID: ${hook_id})"
        log_info "触发事件: Push Events (main, develop 分支)"
        log_info "目标 URL: ${webhook_url}"
    else
        log_error "Webhook 创建失败!"
        log_error "响应: $result"
        exit 1
    fi
}

test_webhook_delivery() {
    show_banner "测试 Webhook 连通性"
    
    log_info "发送测试请求到 Gitea..."
    
    local webhooks=$(gitea_api_call "GET" "/repos/${REPO_OWNER}/${REPO_NAME}/hooks")
    local latest_hook_id=$(echo "$webhooks" | jq -r '.[-1].id')
    
    if [ -z "$latest_hook_id" ] || [ "$latest_hook_id" = "null" ]; then
        log_error "未找到可用的 Webhook ID"
        return 1
    fi
    
    log_info "测试 Webhook #${latest_hook_id}..."
    
    local test_result=$(gitea_api_CALL "POST" "/repos/${REPO_OWNER}/${REPO_NAME}/hooks/${latest_hook_id}/tests")
    
    sleep 3
    
    log_info "检查 Jenkins 是否收到触发..."
    
    local jenkins_jobs=$(jenkins_api_call "GET" "/job/${JOB_NAME}/api/json?tree=lastBuild[number,url,result]" 2>/dev/null)
    
    if [ -n "$jenkins_jobs" ]; then
        local last_build=$(echo "$jenkins_jobs" | jq '.lastBuild.number // 0')
        log_success "Jenkins 已收到 Webhook 触发（最新构建: #${last_build}）"
    else
        log_warning "无法确认 Jenkins 是否收到触发（可能需要等待几秒）"
        log_info "请手动访问: ${JENKINS_URL}/job/${JOB_NAME}/"
    fi
}

show_webhook_status() {
    echo ""
    log_info "当前 Gitea Webhook 列表："
    echo "─────────────────────────────────────"
    
    local webhooks=$(gitea_api_call "GET" "/repos/${REPO_OWNER}/${REPO_NAME}/hooks")
    
    if [ -n "$webhooks" ] && [ "$webhooks" != "[]" ]; then
        echo "$webhooks" | jq -r '.[] | "📌 [#\(.id)] \(.type) → \(.config.url)\n   状态: \(if .active then "✅ 激活" else "❌ 停用" end)\n   事件: \(.config.events | join(", "))\n   分支过滤: \(.config.branch_filter // "无")\n"'
    else
        log_info "（无 Webhook）"
    fi
    
    echo ""
}