public setup

handler/handler.go

@@ -0,0 +1,114 @@
+package handler
+
+import (
+	"context"
+	"database/sql"
+	"log/slog"
+	"net/http"
+	"strconv"
+	"strings"
+
+	"git.wittern.io/public/echo-todos/model"
+	"git.wittern.io/public/echo-todos/pkg/db"
+	"git.wittern.io/public/echo-todos/view"
+	"github.com/a-h/templ"
+	"github.com/labstack/echo/v4"
+	"github.com/labstack/echo/v4/middleware"
+)
+
+func render(ctx echo.Context, status int, t templ.Component) error {
+	ctx.Response().Writer.WriteHeader(status)
+
+	err := t.Render(context.Background(), ctx.Response().Writer)
+	if err != nil {
+		return ctx.String(http.StatusInternalServerError, "failed to render response template")
+	}
+
+	return nil
+}
+
+type DBHandler struct {
+	DB *sql.DB
+}
+
+func (h DBHandler) Index(c echo.Context) error {
+	todos, err := db.ListTodos(h.DB)
+	if err != nil {
+		slog.Error("failed to get todos", "Error", err)
+		render(c, http.StatusInternalServerError, view.ErrorPage("failed to get todos"))
+		return c.String(http.StatusInternalServerError, "failed to get todos")
+	}
+	render(c, http.StatusOK, view.Index(todos))
+	return nil
+}
+
+func (h DBHandler) getTodos(c echo.Context) error {
+	todos, err := db.ListTodos(h.DB)
+	if err != nil {
+		return c.String(http.StatusInternalServerError, "failed to get todos")
+	}
+
+	render(c, http.StatusOK, view.Index(todos))
+	return nil
+}
+
+func (h DBHandler) Post(c echo.Context) error {
+	title := c.FormValue("todo")
+	todo := model.Todo{Title: title, Done: false}
+	db.InsertTodo(h.DB, todo)
+	todos, _ := db.ListTodos(h.DB)
+	render(c, http.StatusCreated, view.TodosList(todos))
+	return nil
+}
+
+func (h DBHandler) Delete(c echo.Context) error {
+	todoIdParam := c.Param("id")
+
+	id := extractTodoID(todoIdParam)
+
+	err := db.DeleteTodoByID(h.DB, id)
+	if err != nil {
+		return c.String(http.StatusInternalServerError, "failed to delete todo")
+	}
+
+	todos, _ := db.ListTodos(h.DB)
+	render(c, http.StatusOK, view.TodosList(todos))
+	return nil
+}
+
+func (h DBHandler) Toggle(c echo.Context) error {
+	todoIdParam := c.Param("id")
+	id := extractTodoID(todoIdParam)
+
+	todos, err := db.ToggleTodoByID(h.DB, id)
+	if err != nil {
+		return c.String(http.StatusInternalServerError, "failed to toggle todo")
+	}
+	render(c, http.StatusOK, view.TodosList(todos))
+	return nil
+}
+
+func AddRoutes(h DBHandler, e *echo.Echo) {
+
+	e.Use(middleware.Static("static"))
+	e.Use(middleware.Logger())
+
+	e.HTTPErrorHandler = func(err error, c echo.Context) {
+		slog.Error(err.Error())
+		render(c, http.StatusInternalServerError, view.ErrorPage(err.Error()))
+	}
+
+	e.GET("/todos", h.getTodos)
+	e.POST("/todos", h.Post)
+	e.PUT("/todos/:id", h.Toggle)
+	e.DELETE("/todos/:id", h.Delete)
+	e.GET("/", h.Index)
+	// e.POST("/", h.Post(e, h))
+
+}
+
+func extractTodoID(str string) int {
+	parts := strings.Split(str, "-")
+	todoID, _ := strconv.Atoi(parts[1])
+	return todoID
+}