Somewhat working first page

backend/.gitignore

@@ -1,2 +1,3 @@
 *.db3
 *.db3-*
+/allowance_planner

backend/go.sum

@@ -1,7 +1,3 @@
-gitea.seeseepuff.be/seeseemelk/mysqlite v0.12.0 h1:kl0VFgvm52UKxJhZpf1hvucxZdOoXY50g/VmzsWH+/8=
-gitea.seeseepuff.be/seeseemelk/mysqlite v0.12.0/go.mod h1:cgswydOxJjMlNwfcBIXnKjr47LwXnMT9BInkiHb0tXE=
-gitea.seeseepuff.be/seeseemelk/mysqlite v0.13.0 h1:nqSXu5i5fHB1rrx/kfi8Phn/J6eFa2yh02FiGc9U1yg=
-gitea.seeseepuff.be/seeseemelk/mysqlite v0.13.0/go.mod h1:cgswydOxJjMlNwfcBIXnKjr47LwXnMT9BInkiHb0tXE=
 gitea.seeseepuff.be/seeseemelk/mysqlite v0.14.0 h1:aRItVfUj48fBmuec7rm/jY9KCfvHW2VzJfItVk4t8sw=
 gitea.seeseepuff.be/seeseemelk/mysqlite v0.14.0/go.mod h1:cgswydOxJjMlNwfcBIXnKjr47LwXnMT9BInkiHb0tXE=
 github.com/TylerBrock/colorjson v0.0.0-20200706003622-8a50f05110d2 h1:ZBbLwSJqkHBuFDA6DUhhse0IGJ7T5bemHyNILUjvOq4=
@@ -218,14 +214,10 @@ modernc.org/fileutil v1.3.1 h1:8vq5fe7jdtEvoCf3Zf9Nm0Q05sH6kGx0Op2CPx1wTC8=
 modernc.org/fileutil v1.3.1/go.mod h1:HxmghZSZVAz/LXcMNwZPA/DRrQZEVP9VX0V4LQGQFOc=
 modernc.org/gc/v2 v2.6.5 h1:nyqdV8q46KvTpZlsw66kWqwXRHdjIlJOhG6kxiV/9xI=
 modernc.org/gc/v2 v2.6.5/go.mod h1:YgIahr1ypgfe7chRuJi2gD7DBQiKSLMPgBQe9oIiito=
-modernc.org/libc v1.65.6 h1:OhJUhmuJ6MVZdqL5qmnd0/my46DKGFhSX4WOR7ijfyE=
-modernc.org/libc v1.65.6/go.mod h1:MOiGAM9lrMBT9L8xT1nO41qYl5eg9gCp9/kWhz5L7WA=
 modernc.org/libc v1.65.7 h1:Ia9Z4yzZtWNtUIuiPuQ7Qf7kxYrxP1/jeHZzG8bFu00=
 modernc.org/libc v1.65.7/go.mod h1:011EQibzzio/VX3ygj1qGFt5kMjP0lHb0qCW5/D/pQU=
 modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
 modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg=
-modernc.org/memory v1.10.0 h1:fzumd51yQ1DxcOxSO+S6X7+QTuVU+n8/Aj7swYjFfC4=
-modernc.org/memory v1.10.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
 modernc.org/memory v1.11.0 h1:o4QC8aMQzmcwCK3t3Ux/ZHmwFPzE6hf2Y5LbkRs+hbI=
 modernc.org/memory v1.11.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
 modernc.org/opt v0.1.4 h1:2kNGMRiUjrp4LcaPuLY2PzUfqM/w9N23quVwhKt5Qm8=

backend/lite.go

@@ -0,0 +1,107 @@
+package main
+
+import (
+	"errors"
+	"github.com/gin-gonic/gin"
+	"net/http"
+	"strconv"
+)
+
+type ViewModel struct {
+	Users       []User
+	CurrentUser int
+	Allowances  []Allowance
+	Tasks       []Task
+	History     []History
+}
+
+func renderLite(c *gin.Context) {
+	if c.Query("user") != "" {
+		c.SetCookie("user", c.Query("user"), 3600, "/", "localhost", false, true)
+		c.Redirect(http.StatusFound, "/")
+		return
+	}
+
+	currentUserStr, err := c.Cookie("user")
+	if errors.Is(err, http.ErrNoCookie) {
+		renderNoUser(c)
+		return
+	}
+
+	if err != nil {
+		unsetUserCookie(c)
+		return
+	}
+	currentUser, err := strconv.Atoi(currentUserStr)
+	if err != nil {
+		unsetUserCookie(c)
+		return
+	}
+	userExists, err := db.UserExists(currentUser)
+	if !userExists || err != nil {
+		unsetUserCookie(c)
+		return
+	}
+	renderWithUser(c, currentUser)
+}
+
+func unsetUserCookie(c *gin.Context) {
+	c.SetCookie("user", "", -1, "/", "localhost", false, true)
+	c.Redirect(http.StatusFound, "/")
+}
+
+func renderNoUser(c *gin.Context) {
+	users, err := db.GetUsers()
+	if err != nil {
+		c.HTML(http.StatusInternalServerError, "error.gohtml", gin.H{
+			"error": err.Error(),
+		})
+		return
+	}
+
+	c.HTML(http.StatusOK, "lite.gohtml", ViewModel{
+		Users: users,
+	})
+}
+
+func renderWithUser(c *gin.Context, currentUser int) {
+	users, err := db.GetUsers()
+	if err != nil {
+		c.HTML(http.StatusInternalServerError, "error.gohtml", gin.H{
+			"error": err.Error(),
+		})
+		return
+	}
+
+	allowances, err := db.GetUserAllowances(currentUser)
+	if err != nil {
+		c.HTML(http.StatusInternalServerError, "error.gohtml", gin.H{
+			"error": err.Error(),
+		})
+		return
+	}
+
+	tasks, err := db.GetTasks()
+	if err != nil {
+		c.HTML(http.StatusInternalServerError, "error.gohtml", gin.H{
+			"error": err.Error(),
+		})
+		return
+	}
+
+	history, err := db.GetHistory(currentUser)
+	if err != nil {
+		c.HTML(http.StatusInternalServerError, "error.gohtml", gin.H{
+			"error": err.Error(),
+		})
+		return
+	}
+
+	c.HTML(http.StatusOK, "lite.gohtml", ViewModel{
+		Users:       users,
+		CurrentUser: currentUser,
+		Allowances:  allowances,
+		Tasks:       tasks,
+		History:     history,
+	})
+}

backend/lite.gohtml

@@ -0,0 +1,88 @@
+{{- /*gotype: allowance_planner.ViewModel*/}}
+<html lang="en">
+<head>
+	<title>Allowance Planner 2000</title>
+</head>
+<body>
+<h1>Allowance Planner 2000</h1>
+<h2>Users</h2>
+{{range .Users}}
+	{{if eq $.CurrentUser .ID}}
+		<strong>{{.Name}}</strong>
+	{{else}}
+		<a href="?user={{.ID}}">{{.Name}}</a>
+	{{end}}
+{{end}}
+
+{{if ne .CurrentUser 0}}
+	<h2>Allowances</h2>
+	<table border="1">
+		<thead>
+		<tr>
+			<th>Name</th>
+			<th>Progress</th>
+			<th>Target</th>
+			<th>Weight</th>
+		</tr>
+		</thead>
+		<tbody>
+		{{range .Allowances}}
+			{{if eq .ID 0}}
+				<tr>
+					<td>Total</td>
+					<td>{{.Progress}}</td>
+					<td></td>
+					<td>{{.Weight}}</td>
+				</tr>
+			{{else}}
+				<tr>
+					<td>{{.Name}}</td>
+					<td>{{.Progress}}</td>
+					<td>{{.Target}}</td>
+					<td>{{.Weight}}</td>
+				</tr>
+			{{end}}
+		{{end}}
+		</tbody>
+	</table>
+
+	<h2>Tasks</h2>
+	<table border="1">
+		<thead>
+		<tr>
+			<th>Name</th>
+			<th>Assigned</th>
+			<th>Reward</th>
+		</tr>
+		</thead>
+		<tbody>
+		{{range .Tasks}}
+			<tr>
+				<td>{{.Name}}</td>
+				<td>{{.Assigned}}</td>
+				<td>{{.Reward}}</td>
+			</tr>
+		{{end}}
+		</tbody>
+	</table>
+
+	<h2>History</h2>
+	<table border="1">
+		<thead>
+		<tr>
+			<th>Timestamp</th>
+			<th>Allowance</th>
+		</tr>
+		</thead>
+		<tbody>
+		{{range .History}}
+			<tr>
+				<td>{{.Timestamp}}</td>
+				<td>{{.Allowance}}</td>
+			</tr>
+		{{end}}
+		</tbody>
+	</table>
+{{end}}
+</body>
+</html>

backend/main.go

@@ -592,6 +592,10 @@ func start(ctx context.Context, config *ServerConfig) {
 	corsConfig.AllowAllOrigins = true
 	router.Use(cors.New(corsConfig))
 
+	// Web endpoints
+	router.LoadHTMLFiles("lite.gohtml")
+	router.GET("/", renderLite)
+	// API endpoints
 	router.GET("/api/users", getUsers)
 	router.GET("/api/user/:userId", getUser)
 	router.POST("/api/user/:userId/history", postHistory)
@@ -641,7 +645,7 @@ func start(ctx context.Context, config *ServerConfig) {
 func main() {
 	config := ServerConfig{
 		Datasource: os.Getenv("DB_PATH"),
-		Addr:       ":8080",
+		Addr:       ":8081",
 	}
 	if config.Datasource == "" {
 		config.Datasource = "allowance_planner.db3"