worktimer/worktimer.scm
2020-01-29 10:13:14 +03:00

1024 lines
40 KiB
Scheme
Executable File

#!/usr/bin/guile
!#
;; Copyright (c) 2014 Nikolay Puzanov <punzik@gmail.com>
;; Permission is hereby granted, free of charge, to any person obtaining a copy
;; of this software and associated documentation files (the "Software"), to deal
;; in the Software without restriction, including without limitation the rights
;; to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
;; copies of the Software, and to permit persons to whom the Software is
;; furnished to do so, subject to the following conditions:
;; The above copyright notice and this permission notice shall be included in
;; all copies or substantial portions of the Software.
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
;; THE SOFTWARE.
;; -*- geiser-scheme-implementation: guile -*-
(import (rnrs io ports (6))
(srfi srfi-1)
(srfi srfi-19)
(srfi srfi-11)
(srfi srfi-43))
;;; Set locale according to environment settings
(setlocale LC_ALL "")
;;; Use srfi-48 in other scheme implementation
(use-modules (ice-9 format))
;;; Record format:
;;; PROJECT/TASK/SUBTASK/ETC: [START_TIME] - [STOP_TIME] - DURATION
;;; Hardcoded timesheet filename
(define ts-file (string-append (getenv "HOME") "/.timesheet"))
(define date-time-format "~Y-~m-~d ~H:~M:~S")
(define date-format "~Y-~m-~d")
;;; ========================= COMMON HELPER FUNCTIONS ==========================
;;; Find substring separated by ch-start and ch-end.
;;; (substring/find str ch-start ch-end [begin end])
;;; If ch-start is #f, select substring from beginning of string.
;;; If ch-end is #f, select substring from ch-start to end string.
(define (substring/find str ch-start ch-end . args)
(let ((start (if (null? args) 0 (car args)))
(end (if (< (length args) 2) (string-length str) (cadr args))))
(let loop ((strings '()) (start start))
(let ((ce
(if ch-end (string-index str ch-end start end) end)))
(if (not ce) (reverse strings)
(let ((cs (if ch-start (string-index str ch-start start ce) (- start 1))))
(if (not cs) (reverse strings)
(loop (cons (substring str (1+ cs) ce) strings) (1+ ce)))))))))
;;; Remove duplicates in list
(define (remove-dup list)
(reverse
(fold (lambda (x l)
(if (or (null? l)
(not (equal? (car l) x)))
(cons x l) l))
'() list)))
;;; Convert time to string "hh:mm:ss"
(define (time->string td)
(let ((sec (time-second td)))
(let* ((h (quotient sec 3600))
(m (quotient (- sec (* h 3600)) 60))
(s (- sec (* h 3600) (* m 60))))
(string-append
(format #f "~2,'0d" h) ":"
(format #f "~2,'0d" m) ":"
(format #f "~2,'0d" s)))))
;;; Convert string "hh:mm:ss" to time
(define (string->time str)
(let ((splitted (string-split str #\:)))
(if (not (= (length splitted) 3))
(throw 'bad-time-string "Bad time format (expected hh:mm:ss)" str)
(let ((h (string->number (car splitted)))
(m (string->number (cadr splitted)))
(s (string->number (caddr splitted))))
(if (and (and h m s) (< m 60) (< s 60))
(make-time 'time-duration 0
(+ (* h 3600) (* m 60) s))
(throw 'bad-time-string "Bad time string" str))))))
;;; Convert string to date or time
;;; Time is "hh:mm:ss", date is date-format
(define (string->date/time str)
(if (string-any #\: str)
(string->time str)
(string->date str date-format)))
;;; Convert date or time to string
(define (date/time->string time)
(if (date? time)
(date->string time date-format)
(time->string time)))
;;; Convert path to string
(define (path->string path)
(let loop ((path path)
(str ""))
(if (null? path) str
(loop (cdr path)
(string-append
str
(car path)
(if (null? (cdr path)) "" "/"))))))
;;; Split path to separate elements
;;; (path-split str [start end])
(define (path-split str . args)
(let ((start (if (null? args) 0 (car args)))
(end (if (or (null? args) (null? (cdr args))) (string-length str) (cadr args))))
(let loop ((path '()) (path-start start))
(let ((item-end (string-index str #\/ path-start end)))
(if (not item-end)
(reverse (cons (substring str path-start end) path))
(loop
(cons (substring str path-start item-end) path) (1+ item-end)))))))
;;; Compare paths
(define (path<? a b)
(let loop ((a a) (b b))
(if (and (null? a) (null? b)) #f
(if (null? a) #t
(if (null? b) #f
(if (string=? (car a) (car b))
(loop (cdr a) (cdr b))
(string< (car a) (car b))))))))
;;; Path prefixes with prefix?
(define (path-prefix? path prefix)
(let loop ((path path)
(prefix prefix))
(if (null? prefix) #t
(if (null? path) #f
(if (string=? (car path) (car prefix))
(loop (cdr path) (cdr prefix))
#f)))))
;;; Compare dates
(define (date<? a b)
(let ((ta (date->time-utc a))
(tb (date->time-utc b)))
(time<? ta tb)))
;;; Return difference of two dates
(define (date-difference d1 d2)
(time-difference
(date->time-utc d1)
(date->time-utc d2)))
;;; Test dates for equality
(define (date= a b)
(and (= (date-year a) (date-year b))
(= (date-month a) (date-month b))
(= (date-day a) (date-day b))))
;;; Dates is in same day?
(define (same-month? d1 d2)
(and
(= (date-month d1) (date-month d2))
(= (date-year d1) (date-year d2))))
;;; Dates is in same month?
(define (same-day? d1 d2)
(and
(same-month? d1 d2)
(= (date-day d1) (date-day d2))))
;;; Check date for occurence between d-past and d-future
(define (date-in-range? d d-past d-future)
(let ((dt (date->time-utc d)))
(and (time>=? dt (date->time-utc d-past))
(time<=? dt (date->time-utc d-future)))))
;;; Truncate hours, minutes and seconds
(define (date-round-day date)
(make-date 0 0 0 0
(date-day date)
(date-month date)
(date-year date)
(date-zone-offset date)))
;;; Returns remainder plus fractional part of
;;; truncating x.
;;; For example: (remainder-and-rest 5.1 3) -> 2.1
(define (remainder-and-rest x y)
(let ((xi (truncate x)))
(+ (- x xi)
(remainder xi y))))
;;; Returns monday of current week
(define (monday-of-week date)
(date-round-day
(julian-day->date
(let ((jd (date->julian-day date)))
(- jd (remainder-and-rest jd 7))))))
;;; Returns monday of next week
(define (monday-of-next-week date)
(date-round-day
(julian-day->date
(let ((jd (date->julian-day date)))
(+ jd (- 7 (remainder-and-rest jd 7)))))))
;;; Returns n-th element of list l, or NUL if list is shorter than n
(define (nth-maybe n l)
(if (null? l) '()
(if (zero? n) (car l)
(nth-maybe (- n 1) (cdr l)))))
;;; Add time duration to date
(define (date-add-duration date duration)
(time-monotonic->date
(add-duration
(date->time-monotonic date) duration)))
;;; ========================= PROJECT SPECIFIC HELPERS =========================
;;; Find task or deadline by path
(define (find-by-path sheet path)
(find (lambda (x) (equal? (car x) path)) sheet))
;;; Compare deadlines by path
(define (deadline<? a b)
(path<? (car a) (car b)))
;;; Compare timerecords
(define (timerecord<? a b)
(let ((a-start-time (cadr a))
(a-stop-time (caddr a))
(b-start-time (cadr b))
(b-stop-time (caddr b)))
(if (and (not a-stop-time)
(not b-stop-time))
#f
(if (not a-stop-time) #f
(date<? a-start-time b-start-time)))))
;;; Returns last record of the sheet or #f if sheet is empty.
(define (last-task sheet)
(let ((last (last-pair sheet)))
(if (null? last) #f (car last))))
;;; Returns running record
(define (running sheet)
(let ((last (last-task sheet)))
(if (and last (not (caddr last))) last #f)))
;;; Stop task. Returns #t if stopped, #f if no running task.
(define (stop-task task)
(if (not (caddr task))
(let ((now (current-date)))
(set-car! (cddr task) now)
(set-car! (cdddr task) (date-difference now (cadr task)))
#t)
#f))
;;; Start new task and append its to the sheet.
;;; Returns new sheet and new task.
(define (new-task sheet path)
(let ((task (list path (current-date) #f #f)))
(values (append sheet (list task)) task)))
;;; Returns unique path names of record lists
(define (record-path-list records . more)
(remove-dup
(sort
(let loop ((recs (apply append (cons records more)))
(tasklist '()))
(if (null? recs) tasklist
(loop (cdr recs)
(let fold-path ((path (caar recs))
(spath "")
(tasklist tasklist))
(if (null? path) tasklist
(let ((spath (string-append
spath
(if (zero? (string-length spath)) "" "/")
(car path))))
(fold-path (cdr path) spath
(cons spath tasklist))))))))
string<?)))
;;; Returns unique task names
(define (record-name-list records . more)
(remove-dup
(sort
(map (lambda (x) (path->string (car x)))
(apply append (cons records more)))
string<?)))
;;; Check the path it belongs to archive
(define (path-in-archive? path archive)
(let loop ((a archive))
(if (null? a) #f
(if (path-prefix? path (car a)) #t
(loop (cdr a))))))
;;; ========================= PROJECT MAIN FUNCTIONS ==========================
;;; Parse task string and return list:
;;; '((list of path elements) start-date stop-date|#f duration|#f)
(define (parse-task-string str)
(let ((str (string-trim-both str)))
(if (or (zero? (string-length str))
(equal? (string-ref str 0) #\#))
#f
(let ((path
(let ((path-end (string-index str #\:)))
(if (not path-end) #f
(path-split str 0 path-end))))
(dates (substring/find str #\[ #\])))
(if (or (not path) (not dates) (null? dates))
#f
(let ((date-start (string->date (car dates) date-time-format)))
(let-values (((date-end duration)
(if (null? (cdr dates))
(values #f #f)
(let* ((date-end (string->date (cadr dates) date-time-format))
(duration (time-difference
(date->time-utc date-end)
(date->time-utc date-start))))
(values date-end duration)))))
(list path date-start date-end duration))))))))
;;; Deadline file format
;;; PROJECT/TASK/ETC: DATE|TIME
;;; Returns list '((list of path elements) date|time)
(define (parse-deadline-string str)
(let ((colon (string-index str #\:)))
(if (not colon) #f
(let ((path (path-split
(string-trim
(substring str 0 colon))))
(time (string-trim-both
(substring str
(1+ colon)
(string-length str)))))
(if (string-null? time) #f
(let ((time (string->date/time time)))
(list path time)))))))
;;; Read timesheet and deadlines
(define (read-timesheet filename)
(if (file-exists? filename)
(call-with-input-file filename
(lambda (port)
(let loop ((record-type 'unknown)
(timerecords '())
(deadlines '())
(archives '()))
(let ((line (get-line port)))
(if (eof-object? line)
(values (remove-dup
(sort timerecords timerecord<?))
(remove-dup
(sort deadlines deadline<?))
(remove-dup
(sort archives path<?)))
(let ((line (string-trim-both line)))
(cond
((or (string-null? line)
(eq? (string-ref line 0) #\#))
(loop record-type timerecords deadlines archives))
((string-ci=? line "--- DEADLINES")
(loop 'deadline timerecords deadlines archives))
((string-ci=? line "--- TIMESHEET")
(loop 'timerecord timerecords deadlines archives))
((string-ci=? line "--- ARCHIVE")
(loop 'archive timerecords deadlines archives))
(else
(cond
((eq? record-type 'timerecord)
(loop record-type
(let ((item (parse-task-string line)))
(if item
(cons item timerecords)
(begin
(format #t "Warning: Line '~a' is not a timerecord. Skip.\n" line)
timerecords)))
deadlines
archives))
((eq? record-type 'deadline)
(loop record-type
timerecords
(let ((item (parse-deadline-string line)))
(if item
(cons item deadlines)
(begin
(format #t "Warning: Line '~a' is not a deadline. Skip.\n" line)
deadlines)))
archives))
((eq? record-type 'archive)
(loop record-type
timerecords
deadlines
(let ((item (path-split line)))
(if item
(cons item archives)
(begin
(format #t "Warning: Line '~a' is not a archive path. Skip.\n" line)
archives)))))
(else (loop record-type timerecords deadlines archives)))))))))))
(values '() '() '())))
;;; Print deadline record
(define (print-deadline dline)
(format #t "~a: ~a\n"
(path->string (car dline))
(date/time->string (cadr dline))))
;;; Print timesheet record
(define (print-timerecord task . now)
(let ((path (car task))
(sdate (cadr task))
(edate (caddr task))
(duration (cadddr task))
(now (if (null? now) #f (car now))))
(let-values (((edate duration)
(if edate
(values edate duration)
(if now
(values now (date-difference now sdate))
(values #f #f)))))
(format #t "~a: [~a]"
(path->string path)
(date->string sdate date-time-format))
(if edate
(format #t " - [~a] - ~a\n"
(date->string edate date-time-format)
(time->string duration))
(newline)))))
;;; Print timerecords
(define (print-timerecords timesheet)
(for-each print-timerecord (sort timesheet timerecord<?)))
;;; Print deadlines
(define (print-deadlines deadlines)
(for-each print-deadline (sort deadlines deadline<?)))
;;; Print archives
(define (print-archives archives)
(for-each
(lambda (a) (format #t "~a\n" (path->string a)))
archives))
;;; Print timesheet
(define (print-timesheet timesheet deadlines archives)
(unless (null? deadlines)
(format #t "--- DEADLINES\n")
(print-deadlines deadlines))
(unless (null? archives)
(format #t "--- ARCHIVE\n")
(print-archives archives))
(unless (null? timesheet)
(format #t "--- TIMESHEET\n")
(print-timerecords timesheet)))
;;; Make report
;;; Report is a tree of projects items.
;;; Root of the tree is super-project with name "ROOT":
;;; ("ROOT" d dl
;;; ("PROJ1" d dl
;;; ("P1-TASK1" d dl
;;; ("P1-T1-SUBTASK1" d dl)
;;; ("P1-T1-SUBTASK2" d dl))
;;; ("P1-TASK2" d dl)))
(define (make-report timesheet)
;; Add task duration to project branch
(define (tree-add-duration! project-tree path duration)
(let tree-walk ((tree project-tree)
(path path))
;; Add task duration
(set-car! (cdr tree) (add-duration (cadr tree) duration))
;; Search next leaf corresponding to path item
(if (or (null? path))
project-tree
(let ((item (find
(lambda (i) (string= (car i) (car path)))
(cdddr tree))))
(if item
(tree-walk item (cdr path))
;; Add new branch (or leaf) to tree
(let ((add-items
(let add-item-loop ((add-items '())
(path (reverse path)))
(if (null? path)
add-items
(add-item-loop
(if (null? add-items)
(list (car path) duration #f)
(list (car path) duration #f add-items))
(cdr path))))))
(set-cdr! (cddr tree) (cons add-items (cdddr tree)))
project-tree))))))
;; END tree-add-duration!
(let loop ((projects (list "Overall" (make-time 'time-duration 0 0) #f))
(timesheet timesheet))
(if (null? timesheet)
projects
(let* ((task (car timesheet))
(path (car task))
(start (cadr task))
(duration (cadddr task)))
(loop (tree-add-duration! projects path
(if duration duration
(date-difference (current-date) start)))
(cdr timesheet))))))
;;; Add deadlines to report tree
(define (add-deadlines-to-report! report deadlines)
(let walk ((tree report)
(path '()))
(unless (null? tree)
(let ((deadline (find-by-path deadlines path)))
(when deadline
(set-car! (cddr tree) (cadr deadline))))
(for-each
(lambda (l)
(walk l (append path (list (car l)))))
(cdddr tree))))
report)
;;; Print report
(define (print-report report)
(let walk ((tree report)
(level 0))
(unless (null? tree)
(format #t "~v_~a: ~a~a\n"
level (car tree)
(time->string (cadr tree))
(let ((deadline (caddr tree)))
(cond
;; deadline is date
((date? deadline)
(string-append
" -- deadline at "
(date/time->string deadline)
(if (date<? (date-round-day deadline)
(date-round-day (current-date)))
" (expired)" "")))
;; deadline is time
((time? deadline)
(string-append
" -- deadline time "
(date/time->string deadline)
(if (time<? deadline (cadr tree))
" (expired)"
(string-append " (expires in "
(time->string
(time-difference deadline (cadr tree))) ")"))))
;; no deadline
(else ""))))
(for-each
(lambda (l)
(walk l (+ level 2)))
(cdddr tree)))))
;;; Filter sheet by qualis and range.
;;; Qualis is string "day", "week", "month" or task name.
;;; Range is the date string. Both qualis and range may be nil.
;;;
;;; Function returns values of filtered sheet and string
;;; with description of filtering range.
(define (filter-sheet sheet qualis range)
(if (null? qualis)
(values sheet '())
(let ((date (catch #t
(lambda () (string->date range date-format))
(lambda (key . args)
(let ((n (if (null? range) #f (string->number range))))
(if (and n (string-ci= qualis "day"))
(date-add-duration
(current-date)
(make-time time-duration 0
(* n 24 60 60)))
(current-date)))))))
(let-values (((description filter-lambda)
(cond
;; Filter records by day
((string-ci= qualis "day")
(values
(format #f "DAY ~a" (date->string date "~Y-~m-~d"))
(lambda (x) (same-day? date (cadr x)))))
;; Filter records by month
((string-ci= qualis "month")
(values
(format #f "MONTH ~a" (date->string date "~Y-~m"))
(lambda (x) (same-month? date (cadr x)))))
;; Filter records by week
((string-ci= qualis "week")
(let ((beg (monday-of-week date))
(end (monday-of-next-week date)))
(values
(format #f "WEEK [~a - ~a)"
(date->string beg date-format)
(date->string end date-format))
(lambda (x) (date-in-range? (cadr x) beg end)))))
;; Filter records by path
(else
(values
(format #f "PROJECT ~a" qualis)
(let ((rep-path (path-split qualis)))
(lambda (x)
(let loop ((path (car x))
(rep-path rep-path))
(if (or
(null? path)
(null? rep-path)) #t
(if (string-ci= (car path) (car rep-path))
(loop (cdr path) (cdr rep-path))
#f))))))))))
(values
(filter filter-lambda sheet)
description)))))
;;; Remove archived tasks from sheet
(define (not-archived sheet archives)
(filter (lambda (x)
(not (path-in-archive?
(car x)
archives))) sheet))
;;; ================================ COMMANDS ==================================
;;; Start new task. Returns new sheet with started task or #f if nothing started.
(define (cmd-start-task sheet deadlines archives . params)
(let* ((last (last-task sheet))
(path (if (null? params)
(if last (car last) #f)
(path-split (car params))))
(now (current-date)))
(if (not path)
(begin (format
(current-error-port)
"Not specified task path. No tasks in the sheet.\n")
(values #f #f #f))
(begin
(when last (stop-task last))
(let-values (((sheet task) (new-task sheet path)))
(format #t "--- NEW TASK RUN\n")
(print-timerecord task)
(values sheet deadlines archives))))))
;;; Stop a running task. Returns new sheet or #f if nothing to stop.
(define (cmd-stop-task sheet deadlines archives . params)
(let ((last (last-task sheet)))
(if (and last (stop-task last))
(begin
(format #t "--- STOP TASK\n")
(print-timerecord last)
(values sheet deadlines archives))
(begin
(format (current-error-port) "Nothing to stop\n")
(values #f #f #f)))))
;;; Print report
(define (cmd-report sheet deadlines archives . params)
(format #t "--- REPORT")
(let ((qualis (nth-maybe 0 params))
(range (nth-maybe 1 params)))
(let-values (((sheet description)
(filter-sheet
(not-archived sheet archives)
qualis range)))
(when (not (null? description))
(display ". ")
(display description))
(newline)
(print-report
(add-deadlines-to-report!
(make-report sheet) deadlines))))
(let ((last (last-task sheet)))
(when last
(format #t "\n--- ~a TASK\n"
(if (caddr last) "LAST STOPPED" "RUNNING"))
(print-timerecord last (current-date))))
(values #f #f #f))
;;; Print all tasks
(define (cmd-tasklist sheet deadlines archives . unused)
(format #t "~{~a ~}\n" (record-path-list
(not-archived sheet archives)
(not-archived deadlines archives)))
(values #f #f #f))
;;; Print deadlines
(define (cmd-deadlist sheet deadlines archives . unused)
(format #t "~{~a ~}\n" (record-name-list deadlines))
(values #f #f #f))
;;; Print archive
(define (cmd-archlist sheet deadlines archives . unused)
(format #t "~{~a ~}\n"
(remove-dup
(sort
(map (lambda (x) (path->string x)) archives)
string<?)))
(values #f #f #f))
;;; Print last task
(define (cmd-lasttask sheet deadlines archives . unused)
(let ((last (last-task sheet)))
(format #t "~a\n" (if last (path->string (car last)) "")))
(values #f #f #f))
;;; Deadlines
(define (cmd-deadline sheet deadlines archives . args)
(let ((deadlines
(let* ((arg0 (if (null? args) #f (car args)))
(arg1 (if (and arg0 (not (null? (cdr args)))) (cadr args) #f))
(arg2 (if (and arg1 (not (null? (cddr args)))) (caddr args) #f))
(last (last-task sheet)))
(cond
;; Add deadline
((equal? arg0 "set")
(if (not arg1)
(begin (format #t "Not specified date/time of deadline\n") #f)
(let-values (((task time)
(if arg2
(values (path-split arg1)
(string->date/time arg2))
(values (if last (car last) #f)
(string->date/time arg1)))))
(if (not task)
(begin
(format #t "Not specified task path.\n")
#f)
(let ((dl (find-by-path deadlines task)))
(if dl
(begin (set-car! (cdr dl) time) deadlines)
(append deadlines (list (list task time)))))))))
;; Delete deadline
((equal? arg0 "clear")
(call/cc
(lambda (break-del)
(let ((task (if arg1
(path-split arg1)
(if (not last)
(begin (format #t "Not specified task path.\n") (break-del #f))
(car last)))))
(fold-right
(lambda (x l)
(if (equal? (car x) task)
(begin
(format #t "Deleted ~a: ~a\n"
(path->string (car x))
(date/time->string (cadr x)))
l)
(cons x l)))
'() deadlines)))))
;; Show all deadlines
((equal? arg0 "all")
(print-deadlines deadlines)
#f)
;; Show deadline for task
(else
(let ((task (if arg0
(path-split arg0)
(if (not last)
(begin (format #t "--- ALL DEADLINES\n") `())
(car last)))))
(for-each
(lambda (dl)
(when (let loop ((p1 task)
(p2 (car dl)))
(if (null? p1) #t
(if (null? p2) #f
(if (not (string=? (car p1) (car p2))) #f
(loop (cdr p1) (cdr p2))))))
(print-deadline dl)))
deadlines))
#f)))))
(if deadlines
(values sheet deadlines archives)
(values #f #f #f))))
;;; Events
(define (cmd-timesheet sheet deadlines archives . params)
(format #t "--- TIMESHEET")
(let ((qualis (nth-maybe 0 params))
(range (nth-maybe 1 params)))
(let-values (((sheet description)
(filter-sheet
(not-archived sheet archives)
qualis range)))
(when (not (null? description))
(display ". ")
(display description))
(newline)
(print-timerecords sheet)))
(values #f #f #f))
;;; Archive
(define (cmd-archive sheet deadlines archives . params)
(let ((task-str (nth-maybe 0 params)))
(if (null? task-str)
(begin
(format #t "--- ARCHIVE\n")
(print-archives archives)
(values #f #f #f))
(values sheet
deadlines
(cons (path-split task-str) archives)))))
;;; Unarchive
(define (cmd-unarch sheet deadlines archives . params)
(let ((task-str (nth-maybe 0 params)))
(if (null? task-str)
(values #f #f #f)
(let ((task (path-split task-str)))
(values sheet
deadlines
(fold (lambda (p a)
(if (equal? p task) a
(cons p a))) '() archives))))))
;;; Show current running task
(define (cmd-current sheet deadlines archives . params)
(let ((runrec (running sheet)))
(if runrec
(let* ((path (car runrec))
(timer (date-difference (current-date) (cadr runrec))))
(format #t "~a: ~a ~a\n"
(path->string path)
(time->string timer)
;; Print deadline
(let ((deadline (find-by-path deadlines path)))
(if (and deadline (cadr deadline))
(let ((deadtime (cadr deadline)))
(string-append
"(" (if (or (and (date? deadtime)
(date<? (date-round-day deadtime)
(date-round-day (current-date))))
(and (time? deadtime)
(time<? deadtime timer)))
"expired"
(date/time->string deadtime))
")"))
""))))
(begin
(format #t "NO TASKS\n"))))
(values #f #f #f))
;; stat is a list of lists: ((<index> <count-of-adds> <duration>)...)
(define (stat-add-duration stat idx duration idx-equality)
(define (idx-eq item) (idx-equality (car item) idx))
(if (any idx-eq stat)
(map (lambda (i) (if (idx-eq i)
(list idx
(+ (cadr i) 1)
(add-duration (caddr i) duration))
i)) stat)
(cons (list idx 1 duration) stat)))
(define week-day-names
'((0 (7 "SUNDAY" "SUN"))
(1 (1 "MONDAY" "MON"))
(2 (2 "TUESDAY" "TUE"))
(3 (3 "WEDNESDAY" "WED"))
(4 (4 "THURSDAY" "THU"))
(5 (5 "FRIDAY" "FRI"))
(6 (6 "SATURDAY" "SAT"))))
;;; Show statistics
(define (cmd-stats sheet deadlines archives . params)
(let* ((task-str (nth-maybe 0 params))
(req-path (if (null? task-str) #f (path-split task-str))))
;; Make list with (by-date by-path) duration
(let ((by-date
(fold (lambda (rec by-date-stat)
(let ((path (car rec))
(start (cadr rec))
(dur (cadddr rec)))
(stat-add-duration by-date-stat (list path start) dur
(lambda (i1 i2)
(and (equal? (car i1) (car i2))
(date= (cadr i1) (cadr i2)))))))
'() sheet)))
;; Make statistics by day of the week
(let ((by-day
(fold (lambda (rec by-day-stat)
(let ((path (caar rec))
(start (cadar rec))
(dur (caddr rec)))
(if (or (not req-path)
(path-prefix? path req-path))
(stat-add-duration by-day-stat (date-week-day start) dur =)
by-day-stat)))
'() by-date)))
;; Print
(format #t "-- STATISTICS\n")
(when (not (null? by-day))
(format #t "By day-of-week statistics for ~a:\n" (if req-path (path->string req-path) "all projects"))
(for-each (lambda (r)
(let ((day-name (cadr (assq (car r) week-day-names))))
(format #t " ~a ~a: ~a\n"
(car day-name)
(caddr day-name)
(time->string (make-time 'time-duration 0
(round
(/ (time-second (caddr r)) (cadr r))))))))
(sort by-day (lambda (a b)
;; Set MONDAY as first day of week
(cond
((= (car a) 0) #f)
((= (car b) 0) #t)
(else (< (car a) (car b)))))))))))
(values #f #f #f))
;;; ================================ MAIN FUNCTION ==================================
(define (main cmdl)
(let ((command (cdr cmdl)))
(let-values (((sheet deadlines archives) (read-timesheet ts-file)))
(if (null? command)
(begin
(cmd-current sheet deadlines archives)
(if (not (running sheet))
(begin
(display "Last task: ")
(cmd-lasttask sheet deadlines archives))))
;; Else run command
(let ((param (cdr command))
(command (car command)))
(let-values
(((sheet' deadlines' archives')
(apply
(cond
((string= command "start") cmd-start-task)
((string= command "stop") cmd-stop-task)
((string= command "report") cmd-report)
((string= command "refresh") (lambda (s d a . p) (values s d a)))
((string= command "deadline") cmd-deadline)
((string= command "timesheet") cmd-timesheet)
((string= command "archive") cmd-archive)
((string= command "unarch") cmd-unarch)
((string= command "current") cmd-current)
((string= command "stats") cmd-stats)
;; Service commands
((string= command "tasklist") cmd-tasklist)
((string= command "deadlist") cmd-deadlist)
((string= command "archlist") cmd-archlist)
((string= command "lasttask") cmd-lasttask)
;; ----------------------- Show usage ------------------------- ;;
(else
(with-output-to-port (current-error-port)
(lambda ()
(format #t "Usage: ~a [command]\n" (car cmdl))
(format #t "Commands:\n")
(format #t " start [TASK] Start new task. If no task, use last runned task\n")
(format #t " stop Stop task\n")
(format #t " current Show current running task\n")
(format #t " report Show report\n")
(format #t " report day [DATE/DELTA] Show report for today or DATE or DELTA days ago (e.g. -1)\n")
(format #t " report week [DATE] Show report for current week or week of DATE\n")
(format #t " report month [DATE] Show report for current month or month of DATE\n")
(format #t " report TASK Show report for project\n")
(format #t " deadline set [TASK] DATE|TIME Add deadline for project (or for last task)\n")
(format #t " deadline clear [TASK] Remove deadline for project (or for last task)\n")
(format #t " deadline [TASK] Show deadline for project\n")
(format #t " deadline all Show all deadlines\n")
(format #t " timesheet Show all raw events\n")
(format #t " timesheet day [DATE] Show raw events for today or DATE\n")
(format #t " timesheet week [DATE] Show raw events for current week or week of DATE\n")
(format #t " timesheet month [DATE] Show raw events for current month or month of DATE\n")
(format #t " timesheet TASK Show raw events\n")
(format #t " archive Show archive tasks\n")
(format #t " archive TASK Add task to archive\n")
(format #t " unarch TASK Remove task from archive\n")
(format #t " refresh Refresh worksheet file after manual edit\n")
(format #t " stats Show statistics\n")
(format #t " (no command) Show running task and timer\n\n")
(format #t "DATE format: YYYY-mm-dd\n")
(format #t "TIME format: HH:MM:SS\n")
(newline)))
(lambda (s d a . p) (values #f #f #f))))
(cons* sheet deadlines archives param))))
;; ----------------------- Save new sheet ------------------------- ;;
(when (and
(list? sheet')
(not (null? sheet')))
(when (access? ts-file W_OK)
(copy-file ts-file (string-append ts-file ".bak")))
(with-output-to-file ts-file
(lambda ()
(print-timesheet sheet' deadlines' archives'))))))))))
;;; JUST DO IT!
(main (command-line))