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refactor: log parser text writer and func types

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This commit is contained in:
Inanc Gumus
2019-08-06 01:49:48 +03:00
parent eadf0c85e4
commit 69094da997
6 changed files with 34 additions and 16 deletions
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25
27-functional-programming/log-parser-exp/textwriter.go
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@@ -8,23 +8,28 @@ import (
// TODO: sort by result key interfaces section
func textWriter(w io.Writer, results []result) error {
fmt.Fprintf(w, "%-25s %-10s %10s %10s\n",
"DOMAINS", "PAGES", "VISITS", "UNIQUES")
const (
fmt.Fprintln(w, strings.Repeat("-", 58))
// DOMAINS PAGES VISITS UNIQUES
// ^ ^ ^ ^
// | | | |
header = "%-25s %-10s %10s %10s\n"
line = "%-25s %-10s %10d %10d\n"
footer = "\n%-36s %10d %10d\n" // -> "" VISITS UNIQUES
dashLength = 58
)
func textWriter(w io.Writer, results []result) error {
fmt.Fprintf(w, header, "DOMAINS", "PAGES", "VISITS", "UNIQUES")
fmt.Fprintln(w, strings.Repeat("-", dashLength))
var total result
for _, r := range results {
total = total.add(r)
fmt.Fprintf(w, "%-25s %-10s %10d %10d\n",
r.domain, r.page, r.visits, r.uniques)
fmt.Fprintf(w, line, r.domain, r.page, r.visits, r.uniques)
}
fmt.Fprintf(w, "\n%-36s %10d %10d\n",
"", total.visits, total.uniques)
fmt.Fprintf(w, footer, "", total.visits, total.uniques)
return nil
}