From 1320375ebc0e87956807c0c543abe9f9a9f1dd6e Mon Sep 17 00:00:00 2001
From: historia <gravel.justness270@slmail.me>
Date: Tue, 6 Aug 2024 20:08:43 -0400
Subject: Config added. Name change to Soon.

---
 src/soon.nim | 136 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 src/soon.nim

(limited to 'src/soon.nim')

diff --git a/src/soon.nim b/src/soon.nim
new file mode 100644
index 0000000..3040f84
--- /dev/null
+++ b/src/soon.nim
@@ -0,0 +1,136 @@
+import std/[times, os, strutils, strbasics, strscans, sets, strtabs, tables], parseopt
+import soon/[conditions, config, typechecker]
+
+const VERSION = "0.1"
+const configDir = expandTilde("~/.config/soon/")
+const defaultConfigFile = configDir & "soon.toml"
+const defaultCalendarFile = configDir & "calendar.soon"
+
+const MONTHS   = DefaultLocale.MMM.toHashSet + DefaultLocale.MMMM.toHashSet
+const WEEKDAYS = DefaultLocale.ddd.toHashSet + DefaultLocale.dddd.toHashSet
+
+proc printHelp(badCmd: string) =
+  if badCmd != "":
+    echo badCmd & " is not a valid option\n"
+  echo """
+Usage:
+  soon [options] [commands]
+
+OPTIONS
+  -h, --help     show list of CLI options
+  -v, --version  show soon version
+  --future=DAYS  set future
+  --past=DAYS    set past
+
+COMMANDS
+  a              print upcoming agenda (default command)
+  e              open default calendar file in $EDITOR
+  j              print the modified julian day
+  """
+  quit()
+
+proc printVersion() =
+  echo "soon " & VERSION
+  quit()
+
+# Splits a string on whitespace, but maintains whitespace in date groups
+proc splitWhitespaceExceptParens(str:string): seq[string] =
+  var output: seq[string] = newSeq[string]()
+  var inParens = false
+  for token in str.splitWhitespace:
+    if inParens:
+      output.add(output.pop & ' ' & token)
+    else:
+      output.add(token)
+    for c in token:
+      if c == '(': inParens = true
+      if c == ')': inParens = false
+  return output
+
+# Returns Table[conditionType, seq of conditions]
+proc parseDateToTable(date:string): Table[string,seq[string]] =
+  var table = initTable[string,seq[string]]()
+  let conditions = splitWhitespaceExceptParens(date)
+  for c in conditions:
+    let condType = checkType(c)
+    if not table.hasKey(condType):
+      table[condType] = @[]
+    table[condType].add(c)
+  return table
+
+
+proc getEvents(cal: seq[string], date: DateTime): seq[string] =
+  var events: seq[string] = newSeq[string]()
+  for line in cal:
+    var (success, dateConditions, event) = scanTuple(line, "$*,$*")
+    if success:
+      dateConditions.strip
+      event.strip
+      let conditions  = parseDateToTable(dateConditions)
+      var match = true
+      # key = Condition Type (e.g. month), cs = Seq of conditions
+      for k,cs in conditions:
+        var keyMatched = false
+        for c in cs:
+          if checkCond(c, date) == true:
+            keyMatched = true
+            break
+        if not keyMatched:
+          match = false
+          break
+      if match:
+        events.add(event)
+    else:
+      echo "WARNING: Cannot parse line: ", line
+  return events
+
+proc printEvents(cal: seq[string], date: DateTime, format: string) =
+  let events = getEvents(cal, date)
+  if events.len > 0:
+    for e in events:
+        echo date.format(format), "  ", e
+
+proc openCal(file: string): seq[string] =
+  let f = open(file)
+  var cal: seq[string]
+  for line in f.lines:
+    if line == "": continue
+    if line.strip[0] == '#': continue
+    cal.add(line)
+  f.close()
+  return cal
+
+proc printCalendar() =
+  let cal = openCal(defaultCalendarFile)
+  var past = -3
+  var future = 7
+  let now = now()
+
+  for i in past..future:
+    let curDay = now + i.days
+    printEvents(cal, curDay, "ddd  yyyy MMM dd")
+
+proc parseArgs(config: StringTableRef): StringTableRef =
+  for kind, key, val in getopt():
+    case kind
+    of cmdLongOption, cmdShortOption:
+      case key
+      of "help", "h":
+        printHelp("")
+      of "version", "v":
+        printVersion()
+      else:
+        printHelp(key)
+    else:
+      discard
+
+proc main() =
+  var config = loadConfig()
+  config = parseArgs(config)
+  var noArg: bool = true
+
+  if noArg:
+    printCalendar()
+
+when isMainModule:
+  main()
-- 
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