Add formatting options.

esv_api.nimble

@@ -1,6 +1,6 @@
 # Package
 
-version       = "0.1.0"
+version       = "0.2.0"
 author        = "Jonathan Bernard"
 description   = "Simple Nim CLI wrapper around the ESV API (api.esv.org)"
 license       = "MIT"

src/esv_api.nim

@@ -3,9 +3,20 @@
 
 ## Simple command-line wrapper around the ESV API.
 
-import std/[httpclient, json, logging, os, re, strutils, uri]
+import std/[httpclient, json, logging, os, re, strutils, uri, wordwrap]
 import cliutils, docopt, zero_functional
 
+proc formatMarkdown(raw: string): string =
+  let rawLines = raw.splitLines --> map(it.strip)
+  let wrapped = (rawLines -->
+    filter(not isEmptyOrWhitespace(it.strip) and match(it, re"^\[\d+\].*")).
+    map(it.multiReplace([(re"\((\d+)\)", ""), (re"\[(\d+)\]", "**$1**")])).
+    map(wrapWords(it, maxLineWidth = 74, newLine = "\p"))).
+    join("\p")
+
+  result = (wrapped.splitLines --> map("> " & it)).join("\p") &
+    "\p>\p> -- *" & rawLines[0] & " (ESV)*"
+
 when isMainModule:
   const USAGE = """Usage:
   esv_api <reference> [options]
@@ -17,6 +28,9 @@ Options:
   --echo-args                   Echo back the arguments that were passed on the
                                 command line for debugging purposes.
 
+  -f, --output-format <format>  Select a specific output format. Valid values
+                                are 'raw', 'markdown', 'plain'.
+
   -t, --esv-api-token <token>   Provide the API token on the command line. By
                                 default this will be read either from the
                                 .esv_api.cfg.json file or the ESV_API_TOKEN
@@ -30,7 +44,7 @@ Options:
 
   try:
     # Parse arguments
-    let args = docopt(USAGE, version = "0.1.0")
+    let args = docopt(USAGE, version = "0.2.0")
 
     if args["--debug"]:
       consoleLogger.levelThreshold = lvlDebug
@@ -55,8 +69,14 @@ Options:
     debug "requesting " & urlPath
     let respJson = parseJson(http.getContent(urlPath))
 
-    let formattedPassages = respJson["passages"].getElems -->
+    let formattedPassages =
-      map(it.getStr.multiReplace([(re"\[(\d+)\]", "$1")]))
+      case $args["--output-format"]:
+      of "text":
+        respJson["passages"].getElems -->
+          map(it.getStr.multiReplace([(re"\[(\d+)\]", "$1")]))
+      of "raw": respJson["passages"].getElems --> map(it.getStr)
+      else:
+        respJson["passages"].getElems --> map(formatMarkdown(it.getStr))
 
     echo formattedPassages.join("\p")