package server

import (
	"music-server/internal/backend"
	"music-server/internal/db"
	"net/http"

	"github.com/labstack/echo/v5"
)

type IndexHandler struct {
}

func NewIndexHandler() *IndexHandler {
	return &IndexHandler{}
}

// GetVersion godoc
//
//	@Summary		Getting the version of the backend
//	@Description	get string by ID
//	@Tags			accounts
//	@Accept			json
//	@Produce		json
//	@Success		200	{object}	backend.VersionData
//	@Failure		404	{object}	string
//	@Router			/version [get]
func (i *IndexHandler) GetVersion(ctx *echo.Context) error {
	versionHistory := backend.GetVersionHistory()
	if versionHistory.Version == "" {
		return ctx.JSON(http.StatusNotFound, "version not found")
	}
	return ctx.JSON(http.StatusOK, versionHistory)
}

// GetDBTest godoc
// @Summary Test database connection
// @Description Tests the database connection
// @Tags database
// @Accept json
// @Produce json
// @Success 200 {string} string "TestedDB"
// @Router /dbtest [get]
func (i *IndexHandler) GetDBTest(ctx *echo.Context) error {
	backend.TestDB()
	return ctx.JSON(http.StatusOK, "TestedDB")
}

// HealthCheck godoc
// @Summary Check server health
// @Description Returns the health status of the server
// @Tags health
// @Accept json
// @Produce json
// @Success 200 {string} string "OK"
// @Router /health [get]
func (i *IndexHandler) HealthCheck(ctx *echo.Context) error {
	return ctx.JSON(http.StatusOK, db.Health())
}

// GetCharacterList godoc
// @Summary Get list of characters
// @Description Returns a list of all available characters
// @Tags characters
// @Accept json
// @Produce json
// @Success 200 {array} string
// @Router /characters [get]
func (i *IndexHandler) GetCharacterList(ctx *echo.Context) error {
	characters := backend.GetCharacterList()
	return ctx.JSON(http.StatusOK, characters)
}

// GetCharacter godoc
// @Summary Get character image
// @Description Returns the image for a specific character
// @Tags characters
// @Accept json
// @Produce image/png
// @Param name query string true "Character name"
// @Success 200 {file} file
// @Router /character [get]
func (i *IndexHandler) GetCharacter(ctx *echo.Context) error {
	character := ctx.QueryParam("name")
	return ctx.File(backend.GetCharacter(character))
}