package bootstrap

import (
	"encoding/json"
	"fmt"
	"os"
	"path/filepath"
)

// BootstrapConfig 预注入配置
type BootstrapConfig struct {
	Enabled    bool               `json:"enabled"`
	Users      []UserSeed         `json:"users"`
	Registries []RegistrySeed     `json:"registries"`
	Clusters   []ClusterSeed      `json:"clusters"`
}

// UserSeed 用户预注入数据
type UserSeed struct {
	Username string `json:"username"`
	Password string `json:"password"`
	Email    string `json:"email"`
}

// RegistrySeed Registry 预注入数据
type RegistrySeed struct {
	Name        string `json:"name"`
	URL         string `json:"url"`
	Description string `json:"description"`
	Username    string `json:"username"`
	Password    string `json:"password"`
	Insecure    bool   `json:"insecure"`
}

// ClusterSeed Cluster 预注入数据
type ClusterSeed struct {
	Name        string `json:"name"`
	Host        string `json:"host"`
	Description string `json:"description"`
	CAData      string `json:"ca_data"`
	CertData    string `json:"cert_data"`
	KeyData     string `json:"key_data"`
	Token       string `json:"token,omitempty"`
}

// LoadBootstrapConfig 加载预注入配置
// 支持从文件或环境变量加载
// 
// 加载优先级：
// 1. 环境变量 BOOTSTRAP_CONFIG_JSON (最高优先级)
// 2. Mock 模式: 配置文件 config/bootstrap.json
// 3. 真实模式: GetDefaultBootstrapConfig() 中的真实数据
func LoadBootstrapConfig() (*BootstrapConfig, error) {
	// 1. 优先从环境变量加载
	if configJSON := os.Getenv("BOOTSTRAP_CONFIG_JSON"); configJSON != "" {
		var config BootstrapConfig
		if err := json.Unmarshal([]byte(configJSON), &config); err != nil {
			return nil, fmt.Errorf("failed to parse BOOTSTRAP_CONFIG_JSON: %w", err)
		}
		return &config, nil
	}

	// 2. 检查适配器模式
	adapterMode := os.Getenv("ADAPTER_MODE")
	
	// Mock 模式: 使用配置文件（假数据）
	if adapterMode == "mock" {
		configPath := os.Getenv("BOOTSTRAP_CONFIG_FILE")
		if configPath == "" {
			configPath = filepath.Join("config", "bootstrap.json")
		}

		// 检查文件是否存在
		if _, err := os.Stat(configPath); os.IsNotExist(err) {
			// 配置文件不存在，使用默认配置
			return GetDefaultBootstrapConfig(), nil
		}

		data, err := os.ReadFile(configPath)
		if err != nil {
			return nil, fmt.Errorf("failed to read bootstrap config file %s: %w", configPath, err)
		}

		var config BootstrapConfig
		if err := json.Unmarshal(data, &config); err != nil {
			return nil, fmt.Errorf("failed to parse bootstrap config: %w", err)
		}

		return &config, nil
	}

	// 3. 真实模式 (mode 1, mode 2): 使用代码中的真实预注入数据
	return GetDefaultBootstrapConfig(), nil
}

// GetDefaultBootstrapConfig 获取默认的预注入配置（示例）
func GetDefaultBootstrapConfig() *BootstrapConfig {
	return &BootstrapConfig{
		Enabled: true,
		Users: []UserSeed{
			{
				Username: "admin",
				Password: "admin123",
				Email:    "admin@example.com",
			},
		},
		Registries: []RegistrySeed{
			{
				Name:        "harbor-bwgdi",
				URL:         "https://harbor.bwgdi.com",
				Description: "BWGDI Harbor Registry",
				Username:    "admin",
				Password:    "BWGDIP@ssw0rd1401#",
				Insecure:    false,
			},
		},
		Clusters: []ClusterSeed{
			{
				Name:        "cluster1",
				Host:        "https://10.6.14.123:6443",
				Description: "K3s Cluster 1",
				CAData:      "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",
				CertData:    "LS0tLS1CRUdJTiBDRVJUSUZJQ0FURS0tLS0tCk1JSUJrakNDQVRlZ0F3SUJBZ0lJVjVQT1FRblJoSGd3Q2dZSUtvWkl6ajBFQXdJd0l6RWhNQjhHQTFVRUF3d1kKYXpOekxXTnNhV1Z1ZEMxallVQXhOelUxTkRnek5qYzVNQjRYRFRJMU1EZ3hPREF5TWpFeE9Wb1hEVEkyTURneApPREF5TWpFeE9Wb3dNREVYTUJVR0ExVUVDaE1PYzNsemRHVnRPbTFoYzNSbGNuTXhGVEFUQmdOVkJBTVRESE41CmMzUmxiVHBoWkcxcGJqQlpNQk1HQnlxR1NNNDlBZ0VHQ0NxR1NNNDlBd0VIQTBJQUJMTjcrbjNXRDY0TThTMEEKT1Bpd2hReFZRNWdLTStRTk11REFzSlM1UVZFdTIyajZwaFlQYTNyQWFLU1hnZE1EdVYvbTRUamxTQmxCM2dJQwpnZW5wdTc2alNEQkdNQTRHQTFVZER3RUIvd1FFQXdJRm9EQVRCZ05WSFNVRUREQUtCZ2dyQmdFRkJRY0RBakFmCkJnTlZIU01FR0RBV2dCVGlxTWRFM0xYbElwVHRiREJnN0ZVcmV1NHVVREFLQmdncWhrak9QUVFEQWdOSkFEQkcKQWlFQXRPQ0s4ZmdzZmxhaTczcXdXMkhQbWM2bDVXNmR2L1BzNGhHNDZFRkV0VlFDSVFDenFkQitkZnFiWkJ5cwpNUm0zbDU1N3pNOFBNcDhRUE5lVFdiM0VoOEdtVGc9PQotLS0tLUVORCBDRVJUSUZJQ0FURS0tLS0tCi0tLS0tQkVHSU4gQ0VSVElGSUNBVEUtLS0tLQpNSUlCZGpDQ0FSMmdBd0lCQWdJQkFEQUtCZ2dxaGtqT1BRUURBakFqTVNFd0h3WURWUVFEREJock0zTXRZMnhwClpXNTBMV05oUURFM05UVTBPRE0yTnprd0hoY05NalV3T0RFNE1ESXlNVEU1V2hjTk16VXdPREUyTURJeU1URTUKV2pBak1TRXdId1lEVlFRRERCaHJNM010WTJ4cFpXNTBMV05oUURFM05UVTBPRE0yTnprd1dUQVRCZ2NxaGtqTwpQUUlCQmdncWhrak9QUU1CQndOQ0FBU3JxQzd2RUhKYzQzUThIWG5MT0VQeXkyM0tYZzlHOVkycTJUaVFLMGhoCkJvNnh1WUxDMTFSWkhGNC85NGZJZitZa3BCcmRpcFFNTjRSaVVrUGZzM28zbzBJd1FEQU9CZ05WSFE4QkFmOEUKQkFNQ0FxUXdEd1lEVlIwVEFRSC9CQVV3QXdFQi96QWRCZ05WSFE0RUZnUVU0cWpIUk55MTVTS1U3V3d3WU94VgpLM3J1TGxBd0NnWUlLb1pJemowRUF3SURSd0F3UkFJZ041WmJQaEs4YkwxWllmcStGTVNNbkFCdEgzRSsxcnFoClpRUHY4UWM3S09nQ0lCMWhBclM5SXhKU1dYYlV3ZWE4WU0yVUNEMlplYTVxMHJMQnd4SHFqb3RjCi0tLS0tRU5EIENFUlRJRklDQVRFLS0tLS0K",
				KeyData:     "LS0tLS1CRUdJTiBFQyBQUklWQVRFIEtFWS0tLS0tCk1IY0NBUUVFSUpuM2dPd0lBNzJGMXE2dkhvMHdDRk1RS0VXVmVnejlQYy9NRFhVVDU5c3pvQW9HQ0NxR1NNNDkKQXdFSG9VUURRZ0FFczN2NmZkWVByZ3p4TFFBNCtMQ0ZERlZEbUFvejVBMHk0TUN3bExsQlVTN2JhUHFtRmc5cgplc0JvcEplQjB3TzVYK2JoT09WSUdVSGVBZ0tCNmVtN3ZnPT0KLS0tLS1FTkQgRUMgUFJJVkFURSBLRVktLS0tLQo=",
			},
			{
				Name:        "cluster2",
				Host:        "https://10.6.80.12:6443",
				Description: "Kubernetes Cluster 2",
				CAData:      "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",
				CertData:    "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",
				KeyData:     "LS0tLS1CRUdJTiBSU0EgUFJJVkFURSBLRVktLS0tLQpNSUlFcFFJQkFBS0NBUUVBOEFoV0puRVhyWjZtZGdCcGhEMjcvMlVGdTVDdFNlTWdFVyt2T1h1Q01nZU92Y0NmCkZKc0Z2dmFiL1hKVloxMXM0QVJlMklKd2R1dndqSkkvV1lCUnpZbWp2clZxc2U2YXlUUmdvY1czS0ZOT3JBQWQKQnJQMFJCdnJsOXFtSkxZRTgwT1dwUGhmdXBIU0VNelZMODZWMU56MkJxZFE2WXJPWldPRmQ5aDRDUTJYd3ZodgpZamt6Y0ZwanVjSldydm1KUVF4VEVTcElFMmVkT3ZmY3N1WllFVTRZdTl4NW1qL2lsNEJ6Zy91Z244aGN6ditQCnV5b1MzSTc0aTJrMWRIT0l0MnkyN3VQaUhrbzZkQ2Frb3FnVUpnOFJoZmw5c0FTUW14RlRabTVNQndWVjhzc3EKclcxVm9HNVFzeUc3VDlHYmF1eEF0R2VHUWdzNFBRMG93M2RIbndJREFRQUJBb0lCQUFxSWt4OUV2MEZEUVJMVQptY3pQMkx3d2RydndjV3BZcVVPYW54bnFyWi84Yk9zdTFNeFdzVDNjSEtSV3JDREpITW9INXhHaFI4WXdQSEl1CnlORG9ySzVVWi9jcWh2QWdCSExuOVlXajQ1SEZkaUplTHVmb1pjUEhaZU5ZR1FwclluUTZkeFh1UUdVem1RQmIKdk05SVJaTDl6MTRqWVkyZUpjaVZRWG9zNmJlYjUxYjgxNGljMTg1RHNtK2RhekRuNG14M2tNT0lueFR2K01pNQpxSWx5OU8vQURIaWpNd2taNVY5K3grSlpxM3Exc09SeTBKcUUwd1czbFcwQnFxSWRGRFRSelAvMFdiVGZZdDU3CmlRNjJySnhEN1RGNzR3Ni8xc3VqalU3Y2VsK1ltdTRvRFZjb05pOGdoTE1UZXE1OWpPMk1xR1FqMU5HUHRuTHkKb0hFOUs4RUNnWUVBOVRiQ3VEUlBtVDFmN0MwUldYUkJnejlENWhhRExkaS82aitjMGx5amR0TjkyR2JHdFNFMQozVVIvc2dsRit3bVliWmJmNExqUnpibnNZTGFleHRtakpzWXdFK0t4SSt3SEloSElPRFFaSTBaT08vMTJYdm1oCjB4dDdUNmNTVTZZSHZEbkp4WkpFaGt3TjBwL1ZoSHZMZFZMWmd3ZnNtQWlVekNTTVBmaUkySmtDZ1lFQStwYzcKTUJ0ZFNBZnd5cElMaUR6dis2WjFBQnVrWUphWnFQTk9IRGdLeElRNVJEQVZ5K3hSQXJWQ1V3RE5WdDJtTGJHUQpHZysvWXl4ZllEd2dSYTIxMUJDL0pUU3E4S1dHYVdXM0h2Z0VmMk54cVVIckNkT3VGZGhqdWkrMlRBdEdBb0w1CjluSGx3TXBZVVpydjF6dENCRmx4L1ZYd3NxUGZ6K2l5ZG1CVUxQY0NnWUVBcFM5Q2RMd29jdDQ1WSt2b0tBNTgKbzJGVzZBUjZVY1FWWkVOOTdPZWk1a1VLSFdEK3NyMndmMkhKYzdGemh1eXIxZ2N3d1QwL2VBcXJCV3VBQWd4UwpMNmlLY3ByZklZZTZObVVzTDFCSkxzNEpuYmZjcVpZWVFSSGVPNFljZm1UMkNRSVV2aGNPT2ptNWhnMU4xSFZnClZhUitDaHFvY3JJMUtsL2thVXFuUk9FQ2dZRUF5ZWx0RVhnYkUxMENrZFpYWUhEcFZUVnNkS2ZSTE5wcitZd0IKMWc3NTdobzBJbE0wWE5tTzlNV2tLVWt1S3QzeGRrUHFQbldOMnBUNFRJeGwzSDc1VVdRbEFBK041TlVhbG5ZVQp0T2xXaG1aVVFQTVNOUnJRM0YwOURkby80c242b1M5enhUVkUwTEM1dFJkSVJYNUQxVWxVNWJHSGZnazQzMGM1CjlOUHRQMFVDZ1lFQXk1L05hZXJlZDlQSDcyVzNDNW1UQy9jbEQxdUdmZXdPVkFkdko1eldlMDh4Q01CcEpya1QKU3dKM3NZOXYyaEdwSUxYZnU5YnppL0RWaW1sZk5MNkZBV2VaR3BCYm1qTHBEcUxWRzdhcUNHQVcvRG9iNmVlWApweEFiQTBLaUhoaE9sdUdONHdkbFdQRzNWdTlZNXZIb3RBNW1iZlRpaHhUYTlEZWRkZXlkNC9RPQotLS0tLUVORCBSU0EgUFJJVkFURSBLRVktLS0tLQo=",
			},
		},
	}
}