Files
pcinv/views.go

156 lines
3.2 KiB
Go

package main
import (
"errors"
"fmt"
"net/http"
"strconv"
"gitea.seeseepuff.be/seeseemelk/mysqlite"
"github.com/gin-gonic/gin"
)
type App struct {
db *mysqlite.Db
}
type IndexVM struct {
AssetCount int
}
func (a *App) getIndex(c *gin.Context) {
vm := &IndexVM{}
err := a.db.Query("SELECT COUNT(*) FROM assets").ScanSingle(&vm.AssetCount)
if err != nil {
c.AbortWithError(http.StatusInternalServerError, err)
return
}
c.HTML(http.StatusOK, "index", vm)
}
func (a *App) getDevice(c *gin.Context) {
qr, err := strconv.Atoi(c.Query("id"))
if err != nil {
c.AbortWithError(http.StatusBadRequest, err)
return
}
var count int
err = a.db.Query("SELECT COUNT(*) FROM assets WHERE qr = ?").
Bind(qr).
ScanSingle(&count)
if err != nil {
c.AbortWithError(http.StatusInternalServerError, err)
return
}
if count == 0 {
c.Redirect(http.StatusTemporaryRedirect, "/create?id="+strconv.Itoa(qr))
return
}
}
type CreateDeviceVM struct {
Qr *int
Type string
Brands []string
RamTypes []string
}
func (a *App) getCreateDevice(c *gin.Context) {
vm := &CreateDeviceVM{}
qr := c.Query("id")
if qr != "" {
qrInt, err := strconv.Atoi(qr)
if err != nil {
c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("invalid qr: %v", err))
return
}
vm.Qr = &qrInt
}
brands, err := a.GetAllBrands()
if err != nil {
c.AbortWithError(http.StatusInternalServerError, err)
return
}
types, err := a.GetAllRAMTypes()
if err != nil {
c.AbortWithError(http.StatusInternalServerError, err)
return
}
vm.Type = c.Query("type")
vm.Brands = brands
vm.RamTypes = types
c.HTML(http.StatusOK, "create_device", vm)
}
func (a *App) postCreateDevice(c *gin.Context) {
qr, err := strconv.Atoi(c.PostForm("qr"))
if err != nil {
c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("invalid qr: %v", err))
}
assetType := c.PostForm("asset_type")
if assetType == "ram" {
err = a.postCreateDeviceRam(c, qr)
} else {
c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("invalid type: %s", assetType))
return
}
if err != nil {
c.AbortWithError(http.StatusInternalServerError, err)
return
}
c.Redirect(http.StatusSeeOther, "/")
}
func (a *App) postCreateDeviceRam(c *gin.Context, qr int) error {
var err error
capacity := 0
capacityString := c.PostForm("ram_capacity")
if capacityString != "" {
capacity, err = strconv.Atoi(c.PostForm("ram_capacity"))
if err != nil {
return err
}
}
switch c.PostForm("ram_capacity_unit") {
case "B":
case "KB":
capacity *= 1024
case "MB":
capacity *= 1024 * 1024
case "GB":
capacity *= 1024 * 1024 * 1024
default:
return errors.New("invalid ram_capacity_unit")
}
tx, err := a.db.Begin()
defer tx.MustRollback()
if err != nil {
return err
}
err = tx.Query("INSERT INTO assets (qr, type, brand, name, description) VALUES (?, ?, ?, ?, ?)").
Bind(qr, c.PostForm("asset_type"), c.PostForm("asset_brand"), c.PostForm("asset_name"), c.PostForm("asset_description")).
Exec()
if err != nil {
return err
}
err = tx.Query("INSERT INTO info_ram (asset, type, capacity) VALUES (?, ?, ?)").
Bind(qr, c.PostForm("ram_type"), capacity).Exec()
if err != nil {
return err
}
return tx.Commit()
}