package aboutme

import (
	"errors"
	"net/http"
	"path"
	"personalwebsite/apps/appCtx"
	"personalwebsite/errormessage"
	"personalwebsite/webfilesystem"

	"github.com/gin-gonic/gin"
	"go.mongodb.org/mongo-driver/bson/primitive"
)

type AboutMeApp struct {
	fs    *webfilesystem.WebFileSystem
	appID string
}

func NewAboutMeApp(webFs *webfilesystem.WebFileSystem) *AboutMeApp {
	newApp := AboutMeApp{
		fs:    webFs,
		appID: "AboutMe",
	}
	return &newApp
}

func (p *AboutMeApp) PublicRoutes(route *gin.RouterGroup) {
	route.POST("render", func(ctx *gin.Context) {
		filePath := ctx.Query("path")
		if filePath == "" {
			ctx.Status(http.StatusBadRequest)
			return
		}
		appCtx := appCtx.AppContext{}
		err := ctx.BindJSON(&appCtx)
		if err != nil {
			ctx.Status(http.StatusBadRequest)
			return
		}

		ginH, err := p.Render(appCtx, filePath)
		if err != nil {
			ctx.JSON(http.StatusInternalServerError, "TODO") //TODO
			return
		}
		if appCtx.IsMobile {
			ctx.HTML(http.StatusOK, "personal-properties/mobile-app.tmpl", ginH)
		} else {
			ctx.HTML(http.StatusOK, "personal-properties/app.tmpl", ginH)
		}
	})
}

func (p *AboutMeApp) PrivateRoutes(router *gin.RouterGroup) {
	p.PublicRoutes(router)
	router.GET("writeMock", func(ctx *gin.Context) {
		err := p.WriteMock()
		if err != nil {
			ctx.Status(http.StatusInternalServerError)
		}
		ctx.Status(http.StatusOK)
	})

	router.GET("read", func(ctx *gin.Context) {
		filePath := ctx.Query("path")
		if filePath == "" {
			ctx.JSON(http.StatusBadRequest, errormessage.ErrorMessage{
				Message: "File path is empty",
			})
			return
		}
		propData, err := p.Read(filePath)
		if err != nil {
			ctx.JSON(http.StatusInternalServerError, errormessage.ErrorMessage{
				Message: err.Error(),
			})
			return
		}

		ctx.JSON(http.StatusOK, propData)
	})

	router.POST("edit", func(ctx *gin.Context) {
		filePath := ctx.Query("path")
		if filePath == "" {
			ctx.JSON(http.StatusBadRequest, errormessage.ErrorMessage{
				Message: "File path is empty",
			})
			return
		}

		propsData := PropertiesFileData{}
		err := ctx.BindJSON(&propsData)
		if err != nil {
			ctx.Status(http.StatusBadRequest)
			return
		}

		err = p.Edit(filePath, propsData)
		if err != nil {
			ctx.JSON(http.StatusInternalServerError, errormessage.ErrorMessage{
				Message: err.Error(),
			})
			return
		}
		ctx.Status(http.StatusOK)
	})

}

func (p *AboutMeApp) GetAppID() string {
	return p.appID
}

func (p *AboutMeApp) WriteMock() error {
	fileHeader := webfilesystem.FileHeader{
		MongoId: primitive.NewObjectID(),
		Name:    "aboutme.props",
		Type:    "personal-properties",
		Icon:    "",
	}
	fileData := PropertiesFileData{
		Header: HeaderIsland{
			Name:     "Test Name",
			IconPath: "test icon path",
			Info1:    "Info1",
			Info2:    "Info2",
		},
		Props: []PropIsland{
			{
				Header: "Test Prop Header",
				Props: []PropElement{
					{
						Key:         "Test key",
						KeyComments: []string{"Test key comment 1", "Test key comment 1"},
						Values: []Value{
							{
								Blocks: []Block{
									{
										Type: "string",
										Data: []string{"aappo"},
									},
									{
										Type: "link",
										Data: []string{"https://ya.ru", "Azazaza"},
									},
								},
							},
						},
					},
				},
			},
			{
				Header: "Test Prop Header 2",
				Props: []PropElement{
					{
						Key:         "Test key",
						KeyComments: []string{"Test key comment 1", "Test key comment 1"},
						Values: []Value{
							{
								Blocks: []Block{
									{
										Type: "string",
										Data: []string{"aappo"},
									},
									{
										Type: "link",
										Data: []string{"https://ya.ru", "Azazaza"},
									},
								},
							},
						},
					},
				},
			},
		},
	}
	_, _, err := p.fs.Write("/Applications/AboutMe.app/aboutme.props", &fileHeader, fileData)
	return err
}

func (p *AboutMeApp) Read(filePath string) (*PropertiesFileData, error) {
	propData := PropertiesFileData{}
	fileHeader, err := p.fs.Read(path.Join(filePath, "aboutme.props"), &propData)
	if err != nil {
		return nil, err
	}
	if fileHeader.Type != "personal-properties" {
		return nil, errors.New("wrong file type")
	}
	return &propData, nil
}

func (p *AboutMeApp) Edit(filePath string, blogData PropertiesFileData) error {
	propsPath := path.Join(filePath, "aboutme.props")
	fileHeader, err := p.fs.Read(propsPath, nil)
	if err != nil {
		return err
	}
	if fileHeader.Type != "personal-properties" {
		return errors.New("wrong file type")
	}

	err = p.fs.Remove(propsPath)
	if err != nil {
		return err
	}
	fileHeader.MongoId = primitive.NewObjectID()
	_, _, err = p.fs.Write(propsPath, fileHeader, blogData)
	if err != nil {
		return err
	}
	return nil
}

func (p *AboutMeApp) Render(appCtx appCtx.AppContext, filePath string) (gin.H, error) {
	propsData := PropertiesFileData{}
	filePath = p.fs.RelativeToAbsolute(appCtx, filePath)
	_, err := p.fs.Read(filePath, &propsData)
	if err != nil {
		return nil, err
	}
	propsData.Header.IconPath = p.fs.RelativeToAbsolute(appCtx, propsData.Header.IconPath)
	return gin.H{
		"headerProps": propsData.Header,
		"allprops":    propsData.Props,
	}, nil
}

type HeaderIsland struct {
	Name     string `bson:"name"`
	IconPath string `bson:"iconpath"`
	Info1    string `bson:"info1"`
	Info2    string `bson:"info2"`
}

type PropElement struct {
	Key         string
	KeyComments []string
	Values      []Value
}

type Value struct {
	Blocks []Block
}

type Block struct {
	Type string
	Data []string
}

type PropIsland struct {
	Header string
	Props  []PropElement
}

type PropertiesFileData struct {
	Header HeaderIsland `bson:"header"`
	Props  []PropIsland `bson:"props"`
}