package repo

import (
	"context"
	"fmt"

	"github.com/1Panel-dev/1Panel/agent/app/model"
	"gorm.io/gorm"
	"gorm.io/gorm/clause"
)

type AppRepo struct {
}

type IAppRepo interface {
	WithKey(key string) DBOption
	WithType(typeStr string) DBOption
	OrderByRecommend() DBOption
	GetRecommend() DBOption
	WithResource(resource string) DBOption
	WithByLikeName(name string) DBOption
	WithArch(arch string) DBOption
	WithPanelVersion(panelVersion string) DBOption

	Page(page, size int, opts ...DBOption) (int64, []model.App, error)
	GetFirst(opts ...DBOption) (model.App, error)
	GetBy(opts ...DBOption) ([]model.App, error)
	BatchCreate(ctx context.Context, apps []model.App) error
	GetByKey(ctx context.Context, key string) (model.App, error)
	Create(ctx context.Context, app *model.App) error
	Save(ctx context.Context, app *model.App) error
	BatchDelete(ctx context.Context, apps []model.App) error
}

func NewIAppRepo() IAppRepo {
	return &AppRepo{}
}

func (a AppRepo) WithByLikeName(name string) DBOption {
	return func(g *gorm.DB) *gorm.DB {
		if len(name) == 0 {
			return g
		}
		return g.Where("name like ? or short_desc_zh like ? or short_desc_en like ?", "%"+name+"%", "%"+name+"%", "%"+name+"%")
	}
}

func (a AppRepo) WithKey(key string) DBOption {
	return func(db *gorm.DB) *gorm.DB {
		return db.Where("key = ?", key)
	}
}

func (a AppRepo) WithType(typeStr string) DBOption {
	return func(g *gorm.DB) *gorm.DB {
		return g.Where("type = ?", typeStr)
	}
}

func (a AppRepo) OrderByRecommend() DBOption {
	return func(g *gorm.DB) *gorm.DB {
		return g.Order("recommend asc")
	}
}

func (a AppRepo) GetRecommend() DBOption {
	return func(g *gorm.DB) *gorm.DB {
		return g.Where("recommend < 9999")
	}
}

func (a AppRepo) WithResource(resource string) DBOption {
	return func(g *gorm.DB) *gorm.DB {
		return g.Where("resource = ?", resource)
	}
}

func (a AppRepo) WithArch(arch string) DBOption {
	return func(g *gorm.DB) *gorm.DB {
		return g.Where("architectures like ?", fmt.Sprintf("%%%s%%", arch))
	}
}

func (a AppRepo) WithPanelVersion(panelVersion string) DBOption {
	return func(g *gorm.DB) *gorm.DB {
		return g.Where("required_panel_version >= ?", panelVersion)
	}
}

func (a AppRepo) Page(page, size int, opts ...DBOption) (int64, []model.App, error) {
	var apps []model.App
	db := getDb(opts...).Model(&model.App{})
	count := int64(0)
	db = db.Count(&count)
	err := db.Limit(size).Offset(size * (page - 1)).Preload("AppTags").Find(&apps).Error
	return count, apps, err
}

func (a AppRepo) GetFirst(opts ...DBOption) (model.App, error) {
	var app model.App
	db := getDb(opts...).Model(&model.App{})
	if err := db.Preload("AppTags").First(&app).Error; err != nil {
		return app, err
	}
	return app, nil
}

func (a AppRepo) GetBy(opts ...DBOption) ([]model.App, error) {
	var apps []model.App
	db := getDb(opts...).Model(&model.App{})
	if err := db.Preload("Details").Preload("AppTags").Find(&apps).Error; err != nil {
		return apps, err
	}
	return apps, nil
}

func (a AppRepo) BatchCreate(ctx context.Context, apps []model.App) error {
	return getTx(ctx).Omit(clause.Associations).Create(&apps).Error
}

func (a AppRepo) GetByKey(ctx context.Context, key string) (model.App, error) {
	var app model.App
	if err := getTx(ctx).Where("key = ?", key).First(&app).Error; err != nil {
		return app, err
	}
	return app, nil
}

func (a AppRepo) Create(ctx context.Context, app *model.App) error {
	return getTx(ctx).Omit(clause.Associations).Create(app).Error
}

func (a AppRepo) Save(ctx context.Context, app *model.App) error {
	return getTx(ctx).Omit(clause.Associations).Save(app).Error
}

func (a AppRepo) BatchDelete(ctx context.Context, apps []model.App) error {
	return getTx(ctx).Omit(clause.Associations).Delete(&apps).Error
}