Fastfix for previous two commits (sorry) and chroma update.

Well, doing "git add ." not from repository's root is a bad idea.

Updated chroma dependency, added more languages to syntax highlighting.

internal/pagination/exported.go

@@ -0,0 +1,93 @@
+package pagination
+
+import (
+	// stdlib
+	"strconv"
+	"strings"
+
+	// local
+	"gitlab.com/pztrn/fastpastebin/assets/static"
+)
+
+// CreateHTML creates pagination HTML based on passed parameters.
+func CreateHTML(currentPage int, pages int, linksBase string) string {
+	// Load templates.
+	paginationHTMLRaw, err := static.ReadFile("pagination.html")
+	if err != nil {
+		return "Missing pagination.html"
+	}
+
+	paginationLinkRaw, err1 := static.ReadFile("pagination_link.html")
+	if err1 != nil {
+		return "Missing pagination_link.html"
+	}
+
+	paginationLinkCurrentRaw, err2 := static.ReadFile("pagination_link_current.html")
+	if err2 != nil {
+		return "Missing pagination_link_current.html"
+	}
+
+	paginationEllipsisRaw, err3 := static.ReadFile("pagination_ellipsis.html")
+	if err3 != nil {
+		return "Missing pagination_ellipsis.html"
+	}
+
+	// First page should always be visible.
+	var paginationString = ""
+	if currentPage == 1 {
+		paginationString = strings.Replace(string(paginationLinkCurrentRaw), "{pageNum}", strconv.Itoa(currentPage), -1)
+	} else {
+		paginationString = strings.Replace(string(paginationLinkRaw), "{pageNum}", "1", -1)
+		paginationString = strings.Replace(string(paginationString), "{paginationLink}", linksBase+"1", -1)
+	}
+
+	var ellipsisStartAdded = false
+	var ellipsisEndAdded = false
+	i := 2
+	for i <= pages {
+		if pages > 5 {
+			if currentPage-3 < i && currentPage+3 > i || i == pages {
+				var paginationItemRaw = string(paginationLinkRaw)
+				if i == currentPage {
+					paginationItemRaw = string(paginationLinkCurrentRaw)
+				}
+				paginationItem := strings.Replace(paginationItemRaw, "{pageNum}", strconv.Itoa(i), -1)
+				paginationItem = strings.Replace(paginationItem, "{paginationLink}", linksBase+strconv.Itoa(i), 1)
+				paginationString += paginationItem
+			} else {
+				if currentPage-3 < i && !ellipsisStartAdded {
+					paginationString += string(paginationEllipsisRaw)
+					ellipsisStartAdded = true
+				} else if currentPage+3 > i && !ellipsisEndAdded {
+					paginationString += string(paginationEllipsisRaw)
+					ellipsisEndAdded = true
+				}
+			}
+		} else {
+			var paginationItemRaw = string(paginationLinkRaw)
+			if i == currentPage {
+				paginationItemRaw = string(paginationLinkCurrentRaw)
+			}
+			paginationItem := strings.Replace(paginationItemRaw, "{pageNum}", strconv.Itoa(i), -1)
+			paginationItem = strings.Replace(paginationItem, "{paginationLink}", linksBase+strconv.Itoa(i), 1)
+			paginationString += paginationItem
+		}
+
+		i += 1
+	}
+
+	pagination := strings.Replace(string(paginationHTMLRaw), "{paginationLinks}", paginationString, 1)
+	if currentPage+1 <= pages {
+		pagination = strings.Replace(pagination, "{nextPageLink}", linksBase+strconv.Itoa(currentPage+1), 1)
+	} else {
+		pagination = strings.Replace(pagination, "{nextPageLink}", linksBase+strconv.Itoa(pages), 1)
+	}
+
+	if currentPage-1 > 1 {
+		pagination = strings.Replace(pagination, "{previousPageLink}", linksBase+strconv.Itoa(currentPage-1), 1)
+	} else {
+		pagination = strings.Replace(pagination, "{previousPageLink}", linksBase, 1)
+	}
+
+	return pagination
+}