From: Andrea Zagli <azagli@libero.it>
Date: Sun, 22 Aug 2021 08:38:50 +0000 (+0200)
Subject: Added customizables row and column templates.
X-Git-Url: https://saetta.ns0.it/gitweb?a=commitdiff_plain;h=2c8ffa93a69ff5b913b624a5f8fc370123a69a82;p=zakgrid_go

Added customizables row and column templates.
---

diff --git a/main.go b/main.go
index 83c060a..c5b52ca 100644
--- a/main.go
+++ b/main.go
@@ -22,10 +22,15 @@ type column struct {
 var headerTmpl = "<tr>\n{{ . }}</tr>\n"
 var headerRowTmpl = "\t<th{{ if (eq .Align 1) }}align='center'{{ else if (eq .Align 2) }}align='right'{{ end }}>{{ .Title }}</th>\n"
 
+var rowTmpl = "<tr>\n{{ . }}</tr>\n"
+var rowColTmpl = "\t<td{{ if (eq .Align 1) }}align='center'{{ else if (eq .Align 2) }}align='right'{{ end }}>{{ .Value }}</td>\n"
+
 type grid struct {
 	cols []column
 	headerTmpl string
 	headerRowTmpl string
+	rowTmpl string
+	rowColTmpl string
 }
 
 func (g *grid) addColumn (c column) {
@@ -76,7 +81,29 @@ func (g *grid) getHeader () string {
 }
 
 func (g *grid) getRowFromMap (m map[string]interface{}) string {
-	ret := "<tr>\n"
+	rtmpl := g.rowTmpl
+	if rtmpl == "" {
+		rtmpl = rowTmpl
+	}
+
+	t, err := template.New("row").Parse(rtmpl)
+	if err != nil {
+		fmt.Println(err)
+		return ""
+	}
+
+	rctmpl := g.rowColTmpl
+	if rctmpl == "" {
+		rctmpl = rowColTmpl
+	}
+
+	tc, err := template.New("rowCol").Parse(rctmpl)
+	if err != nil {
+		fmt.Println(err)
+		return ""
+	}
+
+	ret := ""
 
 	for _, c := range g.cols {
 		v, ok := m[c.Name]
@@ -86,19 +113,25 @@ func (g *grid) getRowFromMap (m map[string]interface{}) string {
 			}
 		}
 
-		align := ""
-		if c.Align == 1 {
-			align = " align='center'"
-		} else if c.Align == 2 {
-			align = " align='right'"
-		}
+		m := make(map[string]interface{})
+		m["Name"] = c.Name
+		m["Align"] = c.Align
+		m["Value"] = v
 
-		ret += fmt.Sprintf("\t<td%s>%v</td>\n", align, v)
+		var b bytes.Buffer
+		err = tc.Execute(&b, m)
+
+		ret += b.String()
 	}
 
-	ret += "</tr>\n"
+	var b bytes.Buffer
+	err = t.Execute(&b, ret)
+	if err != nil {
+		fmt.Println(err)
+		return ""
+	}
 
-	return ret
+	return b.String()
 }
 
 func missing (row map[string]interface{}) interface{} {
@@ -112,6 +145,8 @@ func main() {
 
 	g.headerTmpl = "<thead><tr>\n{{ . }}</tr></thead>\n"
 
+	g.rowColTmpl = "\t<td data-name='{{.Name}}' {{ if (eq .Align 1) }}align='center'{{ else if (eq .Align 2) }}align='right'{{ end }}>{{ .Value }}</td>\n"
+
 	c := column{Name: "id", Title: "ID"}
 	g.addColumn(c)