render.gno

  1package item
  2
  3import (
  4	"net/url"
  5	"strconv"
  6	"strings"
  7
  8	"gno.land/p/jeronimoalbi/pager/v0"
  9)
 10
 11func Render(iURL string) string {
 12	assertRenderURLLen(iURL)
 13	u, err := url.Parse(iURL)
 14	if err != nil {
 15		return renderItemError("Invalid URL")
 16	}
 17
 18	switch u.Path {
 19	case "":
 20		return renderItemHome()
 21	case "owner":
 22		return renderItemOwner(iURL, address(u.Query().Get("address")))
 23	default:
 24		return renderItemError("Not found")
 25	}
 26}
 27
 28func renderItemHome() string {
 29	return `# AKKADIA Item
 30
 31Look up fungible items held by an address.
 32
 33<gno-form path="owner">
 34  <gno-input name="address" placeholder="Enter the address" />
 35</gno-form>
 36`
 37}
 38
 39func renderItemOwner(iURL string, owner address) string {
 40	if !owner.IsValid() {
 41		return renderItemError("Invalid address")
 42	}
 43
 44	output := `# Item Holdings
 45
 46[← Home](./item:)
 47
 48* **Address**: ` + owner.String() + `
 49`
 50
 51	total := GetOwnedCount(owner)
 52	output += "* **Total**: " + strconv.Itoa(total) + "\n\n"
 53	if total == 0 {
 54		return output + `*No items held.*
 55`
 56	}
 57
 58	pageSize := 20
 59	if pageSize > listLimit {
 60		pageSize = listLimit
 61	}
 62	pages, err := pager.New(iURL, total, pager.WithPageSize(pageSize))
 63	if err != nil {
 64		return renderItemError("Invalid page")
 65	}
 66
 67	rows := ListByOwner(owner, pages.Page(), pages.PageSize())
 68	for _, row := range rows {
 69		output += "* **" + escapeItemMarkdown(row["tokenId"]) + "**: " + escapeItemMarkdown(row["amount"]) + "\n"
 70	}
 71	if pages.HasPages() {
 72		output += "\n" + pager.Picker(pages)
 73	}
 74	return output
 75}
 76
 77func renderItemError(message string) string {
 78	return `# Error
 79
 80> ` + escapeItemMarkdown(message) + `
 81
 82[← Home](./item:)
 83`
 84}
 85
 86func escapeItemMarkdown(value string) string {
 87	value = strings.ReplaceAll(value, "\\", "\\\\")
 88	value = strings.ReplaceAll(value, "\n", "\\n")
 89	value = strings.ReplaceAll(value, "`", "\\`")
 90	value = strings.ReplaceAll(value, "*", "\\*")
 91	value = strings.ReplaceAll(value, "_", "\\_")
 92	value = strings.ReplaceAll(value, "{", "\\{")
 93	value = strings.ReplaceAll(value, "}", "\\}")
 94	value = strings.ReplaceAll(value, "[", "\\[")
 95	value = strings.ReplaceAll(value, "]", "\\]")
 96	value = strings.ReplaceAll(value, "(", "\\(")
 97	value = strings.ReplaceAll(value, ")", "\\)")
 98	value = strings.ReplaceAll(value, "#", "\\#")
 99	value = strings.ReplaceAll(value, "+", "\\+")
100	value = strings.ReplaceAll(value, "-", "\\-")
101	value = strings.ReplaceAll(value, ".", "\\.")
102	value = strings.ReplaceAll(value, "!", "\\!")
103	value = strings.ReplaceAll(value, "|", "\\|")
104	value = strings.ReplaceAll(value, ">", "\\>")
105	return value
106}