package author

import (
	"strconv"

	"github.com/gin-gonic/gin"
	"tutorial.sqlc.dev/app/internal/author/gen"
)

type Controller struct {
	queries gen.Queries
}

func NewController(conn gen.DBTX) Controller {
	return Controller{
		queries: *gen.New(conn),
	}
}

func (u *Controller) ListAuthors(c *gin.Context) {
	authors, err := u.queries.ListAuthors(c.Request.Context())
	if err != nil {
		c.AbortWithError(500, err)
		return
	}
	c.JSON(200, toAuthorSlice(authors))
}

func (u *Controller) GetAuthorByID(c *gin.Context) {
	idStr := c.Param("id")
	id, err := strconv.Atoi(idStr)
	if err != nil {
		c.AbortWithError(400, err)
		return
	}
	author, err := u.queries.GetAuthor(c.Request.Context(), int64(id))
	if err != nil {
		c.JSON(400, gin.H{"message": "Author not found"})
		return
	}

	c.JSON(200, toAuthor(author))
}