添加ai支持
This commit is contained in:
@@ -0,0 +1,457 @@
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package routers
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import (
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"errors"
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"ops/models"
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"sync"
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"time"
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"github.com/gin-gonic/gin"
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"gorm.io/gorm"
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)
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type TabAIChatSetting struct {
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ID uint `gorm:"primaryKey;autoIncrement"`
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Enabled bool `gorm:"default:false;index"`
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CreatedAt *time.Time `gorm:"type:datetime;autoCreateTime"`
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UpdatedAt *time.Time `gorm:"type:datetime;autoUpdateTime"`
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}
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type TabAIChatOpenAIProfile struct {
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ID uint `gorm:"primaryKey;autoIncrement"`
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Name string `gorm:"size:100;not null;uniqueIndex"`
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Active bool `gorm:"default:false;index"`
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ApiKey string `gorm:"type:text"`
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BaseUrl string `gorm:"size:500"`
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Model string `gorm:"size:200"`
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Timeout int `gorm:"default:120"`
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MaxTokens int `gorm:"default:4096"`
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SystemPrompt string `gorm:"type:text"`
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SortOrder int `gorm:"default:0;index"`
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CreatedAt *time.Time `gorm:"type:datetime;autoCreateTime"`
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UpdatedAt *time.Time `gorm:"type:datetime;autoUpdateTime"`
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}
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type TabAIChatToolRouter struct {
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ID uint `gorm:"primaryKey;autoIncrement"`
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Enabled bool `gorm:"default:true"`
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OpenAIName string `gorm:"size:100;index"`
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Timeout int `gorm:"default:30"`
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MaxTokens int `gorm:"default:512"`
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CreatedAt *time.Time `gorm:"type:datetime;autoCreateTime"`
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UpdatedAt *time.Time `gorm:"type:datetime;autoUpdateTime"`
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}
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type TabAIChatTool struct {
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ID uint `gorm:"primaryKey;autoIncrement"`
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Name string `gorm:"size:100;not null;uniqueIndex"`
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Enabled bool `gorm:"default:true;index"`
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Description string `gorm:"type:text"`
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SortOrder int `gorm:"default:0;index"`
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CreatedAt *time.Time `gorm:"type:datetime;autoCreateTime"`
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UpdatedAt *time.Time `gorm:"type:datetime;autoUpdateTime"`
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}
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var aiChatConfigMu sync.RWMutex
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func ApiAIChatInit() {
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err := models.DB.AutoMigrate(
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&TabAIChatSetting{},
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&TabAIChatOpenAIProfile{},
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&TabAIChatToolRouter{},
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&TabAIChatTool{},
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)
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if err != nil {
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panic(err)
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}
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if err := seedAIChatConfigFromYAMLIfEmpty(); err != nil {
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panic(err)
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}
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if err := RefreshAIChatConfigCache(); err != nil {
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panic(err)
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}
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}
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func seedAIChatConfigFromYAMLIfEmpty() error {
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var settingCount int64
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var profileCount int64
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models.DB.Model(&TabAIChatSetting{}).Count(&settingCount)
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models.DB.Model(&TabAIChatOpenAIProfile{}).Count(&profileCount)
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if settingCount > 0 || profileCount > 0 {
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return nil
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}
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cfg := models.ConfigsAIChat
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return models.DB.Transaction(func(tx *gorm.DB) error {
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if err := tx.Create(&TabAIChatSetting{ID: 1, Enabled: cfg.Enabled}).Error; err != nil {
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return err
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}
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profiles := cfg.OpenAI
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if len(profiles) == 0 {
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profiles = []models.ConfigsAIChatOpenAI_{{
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Name: "default",
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Active: true,
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BaseUrl: "https://ark.cn-beijing.volces.com/api/v3",
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Timeout: 120,
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MaxTokens: 4096,
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SystemPrompt: "你是一个有帮助的 AI 助手。",
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}}
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}
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for i, profile := range profiles {
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if profile.Name == "" {
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profile.Name = "default"
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}
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if profile.Timeout <= 0 {
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profile.Timeout = 120
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}
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if profile.MaxTokens <= 0 {
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profile.MaxTokens = 4096
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}
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if err := tx.Create(&TabAIChatOpenAIProfile{
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Name: profile.Name,
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Active: profile.Active,
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ApiKey: profile.ApiKey,
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BaseUrl: profile.BaseUrl,
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Model: profile.Model,
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Timeout: profile.Timeout,
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MaxTokens: profile.MaxTokens,
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SystemPrompt: profile.SystemPrompt,
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SortOrder: i,
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}).Error; err != nil {
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return err
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}
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}
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toolRouter := cfg.ToolRouter
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if toolRouter.Timeout <= 0 {
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toolRouter.Timeout = 30
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}
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if toolRouter.MaxTokens <= 0 {
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toolRouter.MaxTokens = 512
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}
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if toolRouter.OpenAIName == "" && len(profiles) > 0 {
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toolRouter.OpenAIName = profiles[0].Name
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}
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if err := tx.Create(&TabAIChatToolRouter{
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ID: 1,
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Enabled: toolRouter.Enabled,
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OpenAIName: toolRouter.OpenAIName,
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Timeout: toolRouter.Timeout,
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MaxTokens: toolRouter.MaxTokens,
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}).Error; err != nil {
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return err
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}
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tools := toolRouter.Tools
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if len(tools) == 0 {
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tools = []models.ConfigsAIChatTool_{{Name: "time", Enabled: true, Description: "提供当前日期、时间和相对日期换算。"}}
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}
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for i, tool := range tools {
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if tool.Name == "" {
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continue
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}
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if err := tx.Create(&TabAIChatTool{
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Name: tool.Name,
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Enabled: tool.Enabled,
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Description: tool.Description,
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SortOrder: i,
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}).Error; err != nil {
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return err
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}
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}
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return nil
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})
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}
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func RefreshAIChatConfigCache() error {
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var setting TabAIChatSetting
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if err := models.DB.First(&setting, 1).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil
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}
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return err
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}
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var profiles []TabAIChatOpenAIProfile
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if err := models.DB.Order("sort_order asc, id asc").Find(&profiles).Error; err != nil {
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return err
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}
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var toolRouter TabAIChatToolRouter
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if err := models.DB.First(&toolRouter, 1).Error; err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
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return err
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}
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var tools []TabAIChatTool
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if err := models.DB.Order("sort_order asc, id asc").Find(&tools).Error; err != nil {
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return err
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}
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cfg := models.ConfigsAIChat_{
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Enabled: setting.Enabled,
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OpenAI: make([]models.ConfigsAIChatOpenAI_, 0, len(profiles)),
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ToolRouter: models.ConfigsAIChatToolRouter_{
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Enabled: toolRouter.Enabled,
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OpenAIName: toolRouter.OpenAIName,
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Timeout: defaultInt(toolRouter.Timeout, 30),
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MaxTokens: defaultInt(toolRouter.MaxTokens, 512),
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Tools: make([]models.ConfigsAIChatTool_, 0, len(tools)),
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},
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}
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for _, profile := range profiles {
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cfg.OpenAI = append(cfg.OpenAI, models.ConfigsAIChatOpenAI_{
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Name: profile.Name,
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Active: profile.Active,
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ApiKey: profile.ApiKey,
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BaseUrl: profile.BaseUrl,
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Model: profile.Model,
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Timeout: defaultInt(profile.Timeout, 120),
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MaxTokens: defaultInt(profile.MaxTokens, 4096),
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SystemPrompt: profile.SystemPrompt,
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})
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}
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for _, tool := range tools {
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cfg.ToolRouter.Tools = append(cfg.ToolRouter.Tools, models.ConfigsAIChatTool_{
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Name: tool.Name,
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Enabled: tool.Enabled,
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Description: tool.Description,
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})
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}
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aiChatConfigMu.Lock()
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models.ConfigsAIChat = cfg
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aiChatConfigMu.Unlock()
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return nil
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}
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func getAIChatConfig() models.ConfigsAIChat_ {
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aiChatConfigMu.RLock()
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defer aiChatConfigMu.RUnlock()
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return models.ConfigsAIChat
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}
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func defaultInt(value int, fallback int) int {
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if value <= 0 {
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return fallback
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}
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return value
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}
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func handleAIChatAdminGetConfig(ctx *gin.Context) {
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if ok, _ := requireSysAdmin(ctx); !ok {
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return
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}
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cfg := getAIChatConfig()
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ReturnJson(ctx, "apiOK", gin.H{
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"enabled": cfg.Enabled,
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"openai": maskAIChatProfiles(cfg.OpenAI),
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"toolRouter": gin.H{
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"enabled": cfg.ToolRouter.Enabled,
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"openaiName": cfg.ToolRouter.OpenAIName,
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"timeout": cfg.ToolRouter.Timeout,
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"maxTokens": cfg.ToolRouter.MaxTokens,
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"tools": maskAIChatTools(cfg.ToolRouter.Tools),
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},
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})
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}
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func handleAIChatAdminRefreshCache(ctx *gin.Context) {
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if ok, _ := requireSysAdmin(ctx); !ok {
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return
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}
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if err := RefreshAIChatConfigCache(); err != nil {
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ReturnJson(ctx, "apiErr", gin.H{"error": err.Error()})
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return
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}
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ReturnJson(ctx, "apiOK", nil)
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}
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func handleAIChatAdminUpdateConfig(ctx *gin.Context) {
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ok, data := requireSysAdmin(ctx)
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if !ok {
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return
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}
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if data == nil {
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ReturnJson(ctx, "apiErr", nil)
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return
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}
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var req models.ConfigsAIChat_
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if err := decodeJSON(data, &req); err != nil {
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ReturnJson(ctx, "apiErr", gin.H{"error": err.Error()})
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return
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}
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if len(req.OpenAI) == 0 {
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ReturnJson(ctx, "apiErr", gin.H{"error": "openai profiles cannot be empty"})
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return
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}
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if err := saveAIChatConfig(req); err != nil {
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ReturnJson(ctx, "apiErr", gin.H{"error": err.Error()})
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return
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}
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if err := RefreshAIChatConfigCache(); err != nil {
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ReturnJson(ctx, "apiErr", gin.H{"error": err.Error()})
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return
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}
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ReturnJson(ctx, "apiOK", nil)
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}
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func saveAIChatConfig(req models.ConfigsAIChat_) error {
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return models.DB.Transaction(func(tx *gorm.DB) error {
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if err := tx.Save(&TabAIChatSetting{ID: 1, Enabled: req.Enabled}).Error; err != nil {
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return err
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}
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var existingProfiles []TabAIChatOpenAIProfile
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if err := tx.Find(&existingProfiles).Error; err != nil {
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return err
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}
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existingByName := make(map[string]TabAIChatOpenAIProfile, len(existingProfiles))
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for _, profile := range existingProfiles {
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existingByName[profile.Name] = profile
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}
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incomingNames := make(map[string]bool, len(req.OpenAI))
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activeSet := false
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for i, profile := range req.OpenAI {
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if profile.Name == "" {
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continue
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}
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incomingNames[profile.Name] = true
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if profile.Timeout <= 0 {
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profile.Timeout = 120
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}
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if profile.MaxTokens <= 0 {
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profile.MaxTokens = 4096
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}
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if profile.Active {
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if activeSet {
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profile.Active = false
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} else {
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activeSet = true
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}
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}
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tab := TabAIChatOpenAIProfile{
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Name: profile.Name,
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Active: profile.Active,
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ApiKey: profile.ApiKey,
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BaseUrl: profile.BaseUrl,
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Model: profile.Model,
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Timeout: profile.Timeout,
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MaxTokens: profile.MaxTokens,
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SystemPrompt: profile.SystemPrompt,
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SortOrder: i,
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}
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if old, ok := existingByName[profile.Name]; ok {
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tab.ID = old.ID
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if tab.ApiKey == "" {
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tab.ApiKey = old.ApiKey
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}
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}
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if err := tx.Save(&tab).Error; err != nil {
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return err
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}
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}
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for _, old := range existingProfiles {
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if !incomingNames[old.Name] {
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if err := tx.Delete(&old).Error; err != nil {
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return err
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}
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}
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}
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if !activeSet && len(req.OpenAI) > 0 {
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if err := tx.Model(&TabAIChatOpenAIProfile{}).Where("name = ?", req.OpenAI[0].Name).Update("active", true).Error; err != nil {
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return err
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}
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}
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toolRouter := req.ToolRouter
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if toolRouter.Timeout <= 0 {
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toolRouter.Timeout = 30
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}
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if toolRouter.MaxTokens <= 0 {
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toolRouter.MaxTokens = 512
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}
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if err := tx.Save(&TabAIChatToolRouter{ID: 1, Enabled: toolRouter.Enabled, OpenAIName: toolRouter.OpenAIName, Timeout: toolRouter.Timeout, MaxTokens: toolRouter.MaxTokens}).Error; err != nil {
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return err
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}
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var existingTools []TabAIChatTool
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if err := tx.Find(&existingTools).Error; err != nil {
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return err
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}
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existingToolByName := make(map[string]TabAIChatTool, len(existingTools))
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for _, tool := range existingTools {
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existingToolByName[tool.Name] = tool
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}
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incomingToolNames := make(map[string]bool, len(toolRouter.Tools))
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for i, tool := range toolRouter.Tools {
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if tool.Name == "" {
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continue
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}
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incomingToolNames[tool.Name] = true
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tab := TabAIChatTool{Name: tool.Name, Enabled: tool.Enabled, Description: tool.Description, SortOrder: i}
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if old, ok := existingToolByName[tool.Name]; ok {
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tab.ID = old.ID
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}
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if err := tx.Save(&tab).Error; err != nil {
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return err
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}
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}
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for _, old := range existingTools {
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if !incomingToolNames[old.Name] {
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if err := tx.Delete(&old).Error; err != nil {
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return err
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}
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}
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}
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return nil
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})
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}
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func maskAIChatProfiles(profiles []models.ConfigsAIChatOpenAI_) []gin.H {
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items := make([]gin.H, 0, len(profiles))
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for _, profile := range profiles {
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items = append(items, gin.H{
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"name": profile.Name,
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"active": profile.Active,
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"apiKeySet": profile.ApiKey != "",
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"baseUrl": profile.BaseUrl,
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"model": profile.Model,
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"timeout": profile.Timeout,
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"maxTokens": profile.MaxTokens,
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"systemPrompt": profile.SystemPrompt,
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})
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}
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return items
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}
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func maskAIChatTools(tools []models.ConfigsAIChatTool_) []gin.H {
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items := make([]gin.H, 0, len(tools))
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for _, tool := range tools {
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items = append(items, gin.H{
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"name": tool.Name,
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"enabled": tool.Enabled,
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"description": tool.Description,
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})
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}
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return items
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}
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func requireSysAdmin(ctx *gin.Context) (bool, map[string]interface{}) {
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isAuth, user, data := AuthenticationAuthority(ctx)
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if !isAuth {
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ReturnJson(ctx, "userCookieError", nil)
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return false, nil
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}
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if !SysAdminCheck(user.ID) {
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ReturnJson(ctx, "permission_denied", nil)
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return false, nil
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}
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return true, data
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}
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