34 lines
666 B
Go
34 lines
666 B
Go
package form
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import (
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"net/http"
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"strings"
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)
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type Cursor struct {
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PerPage int
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Pagination bool
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Name string
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Val string
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Colspan int
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}
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func (cursor *Cursor) FillValue(r *http.Request) {
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cursor.Val = strings.TrimSpace(r.FormValue(cursor.Name))
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cursor.Pagination = cursor.Val != ""
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}
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func (cursor *Cursor) Params() []string {
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return strings.Split(cursor.Val, ";")
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}
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func BuildCursor[K interface{}](cursor *Cursor, elems []K, build func(K) []string) []K {
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if len(elems) <= cursor.PerPage {
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cursor.Val = ""
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return elems
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}
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elems = elems[:cursor.PerPage]
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cursor.Val = strings.Join(build(elems[cursor.PerPage-1]), ";")
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return elems
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}
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