add config api

server.go

@@ -44,6 +44,9 @@ func RegisterRouter(router *gin.Engine) {
 		c.Redirect(http.StatusMovedPermanently, "/web")
 	})
 	router.StaticFS("/web", http.Dir("./public"))
+	router.POST("/api/check", service.CheckBeancount)
+	router.GET("/api/config", service.QueryServerConfig)
+	router.POST("/api/config", service.UpdateServerConfig)
 	router.POST("/api/ledger", service.OpenOrCreateLedger)
 	authorized := router.Group("/api/auth/")
 	authorized.Use(AuthorizedHandler())

service/ledger.go

@@ -8,9 +8,28 @@ import (
 	"github.com/gin-gonic/gin"
 	"io"
 	"io/ioutil"
+	"os/exec"
 	"strings"
 )
 
+func CheckBeancount(c *gin.Context) {
+	cmd := exec.Command("bean-query", "--version")
+	output, err := cmd.Output()
+	if err != nil {
+		InternalError(c, err.Error())
+		return
+	}
+	OK(c, string(output))
+}
+
+func QueryServerConfig(c *gin.Context) {
+	OK(c, script.GetServerConfig())
+}
+
+func UpdateServerConfig(c *gin.Context) {
+
+}
+
 type LoginForm struct {
 	Mail   string `form:"mail" binding:"required"`
 	Secret string `form:"secret" binding:"required"`