;;; predict-look.scm: predicion using look
;;;
;;; Copyright (c) 2009-2013 uim Project http://code.google.com/p/uim/
;;;
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;;;    notice, this list of conditions and the following disclaimer.
;;; 2. Redistributions in binary form must reproduce the above copyright
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;;;
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;;;;

(require-extension (srfi 1))

(require-dynlib "look")

(require "wlos.scm")

(define-class predict-look predict
  '((limit 10)
    (dictionary-filename "/usr/share/dict/words"))
  '(search))

(class-set-method! predict-look search
  (lambda (self str)
    (let* ((looked (look-lib-look #f #t
                                 (predict-look-limit self)
                                 (predict-look-dictionary-filename self) str))
           (ret (map-in-order
                (lambda (ret)
                  (string-append str ret))
                (if looked
                    looked
                    '()))))
      (make-predict-result
       ret
       ret
       (map (lambda (x) "") (iota (length ret)))))))


(define (make-predict-look-with-custom)
  (let ((obj (make-predict-look)))
    (predict-look-set-dictionary-filename! obj predict-custom-look-dict)
    (predict-look-set-limit! obj predict-custom-look-candidates-max)
    obj))


