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Franklin Antony authored and Franklin Antony committed Dec 3, 2020
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6 changes: 3 additions & 3 deletions ChangeLog.md
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@@ -1,3 +1,3 @@
# Changelog for Holidays-in-UK

## Unreleased changes
# Changelog for Holidays-in-UK

## Unreleased changes
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60 changes: 30 additions & 30 deletions LICENSE
Original file line number Diff line number Diff line change
@@ -1,30 +1,30 @@
Copyright Author name here (c) 2020

All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.

* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials provided
with the distribution.

* Neither the name of Author name here nor the names of other
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Copyright Author name here (c) 2020
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials provided
with the distribution.
* Neither the name of Author name here nor the names of other
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
4 changes: 2 additions & 2 deletions Setup.hs
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
import Distribution.Simple
main = defaultMain
import Distribution.Simple
main = defaultMain
55 changes: 29 additions & 26 deletions app/Main.hs
Original file line number Diff line number Diff line change
@@ -1,26 +1,29 @@
module Main where

import Http
import Parse
import Database

main :: IO ()
main = do
let url = "https://date.nager.at/api/v2/publicholidays/2020/GB"
print "Downloading..."
json <- download url
print "Parsing"
case (parse json) of
Left err -> print err
-- Print first record
Right recs -> do
print recs
-- Print 5 records
-- Right recs -> print . (take 5) $ (HolidayRecord recs)
print "Saving on DB"
conn <- initialiseDB
insertDB conn recs
print "Done!"

-- P.S It Outputs the haskell datatype we specified

module Main where

import Http
import Parse
import Database

main :: IO ()
main = do
let url = "https://date.nager.at/api/v2/publicholidays/2020/GB"
print "Downloading..."
json <- download url
print "Parsing"
case (parse json) of
Left err -> print err
-- Print first record
Right recs -> do
print recs
-- Print 5 records
-- Right recs -> print . (take 5) $ (HolidayRecord recs)
print "Saving on DB"
conn <- initialiseDB
insertDB conn recs
insertSB conn recs
insertLB conn recs
print "Done!"


-- P.S It Outputs the haskell datatype we specified

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106 changes: 53 additions & 53 deletions package.yaml
Original file line number Diff line number Diff line change
@@ -1,53 +1,53 @@
name: Holidays-in-UK
version: 0.1.0.0
github: "githubuser/Holidays-in-UK"
license: BSD3
author: "Author name here"
maintainer: "[email protected]"
copyright: "2020 Author name here"

extra-source-files:
- README.md
- ChangeLog.md

# Metadata used when publishing your package
# synopsis: Short description of your package
# category: Web

# To avoid duplicated efforts in documentation and dealing with the
# complications of embedding Haddock markup inside cabal files, it is
# common to point users to the README.md file.
description: Please see the README on GitHub at <https://github.com/githubuser/Holidays-in-UK#readme>

dependencies:
- base >= 4.7 && < 5
- http-conduit
- bytestring
- aeson
- HDBC
- HDBC-sqlite3

library:
source-dirs: src

executables:
Holidays-in-UK-exe:
main: Main.hs
source-dirs: app
ghc-options:
- -threaded
- -rtsopts
- -with-rtsopts=-N
dependencies:
- Holidays-in-UK

tests:
Holidays-in-UK-test:
main: Spec.hs
source-dirs: test
ghc-options:
- -threaded
- -rtsopts
- -with-rtsopts=-N
dependencies:
- Holidays-in-UK
name: Holidays-in-UK
version: 0.1.0.0
github: "githubuser/Holidays-in-UK"
license: BSD3
author: "Author name here"
maintainer: "[email protected]"
copyright: "2020 Author name here"

extra-source-files:
- README.md
- ChangeLog.md

# Metadata used when publishing your package
# synopsis: Short description of your package
# category: Web

# To avoid duplicated efforts in documentation and dealing with the
# complications of embedding Haddock markup inside cabal files, it is
# common to point users to the README.md file.
description: Please see the README on GitHub at <https://github.com/githubuser/Holidays-in-UK#readme>

dependencies:
- base >= 4.7 && < 5
- http-conduit
- bytestring
- aeson
- HDBC
- HDBC-sqlite3

library:
source-dirs: src

executables:
Holidays-in-UK-exe:
main: Main.hs
source-dirs: app
ghc-options:
- -threaded
- -rtsopts
- -with-rtsopts=-N
dependencies:
- Holidays-in-UK

tests:
Holidays-in-UK-test:
main: Spec.hs
source-dirs: test
ghc-options:
- -threaded
- -rtsopts
- -with-rtsopts=-N
dependencies:
- Holidays-in-UK
64 changes: 44 additions & 20 deletions src/Database.hs
Original file line number Diff line number Diff line change
Expand Up @@ -14,8 +14,6 @@ import Database.HDBC
)
import Database.HDBC.Sqlite3 (Connection, connectSqlite3)
import Parse
( HolidayRecord (countryCode, date, global, localName, name),
)

-- This is a function that creates the tables
-- if the tables do not exists yet
Expand All @@ -27,15 +25,15 @@ initialiseDB = do
"CREATE TABLE IF NOT EXISTS holidays (\
\ date VARCHAR(40) NOT NULL, \
\ localName VARCHAR(40) NOT NULL, \
\ name VARCHAR(40) NOT NULL, \
\ global BOOL DEFAULT NULL \
\ name VARCHAR(40) NOT NULL \
\)"
[]
commit conn
run
conn
"CREATE TABLE IF NOT EXISTS countries (\
\ countryCode VARCHAR(40) NOT NULL \
\ countryCode VARCHAR(40) NOT NULL, \
\ global BOOL DEFAULT NULL \
\)"
[]
commit conn
Expand All @@ -61,12 +59,30 @@ insertDB :: Connection -> [HolidayRecord] -> IO ()
insertDB conn records = do
let xs = records -- need to use records and produce xs, this seems easiest possibility
-- xs' <- filter (dateNotInDB conn) (nub xs)
stmt <- prepare conn "INSERT INTO holidays (date,localName,name,global) VALUES (?,?,?,?)"
stmt <- prepare conn "INSERT INTO holidays (date,localName,name) VALUES (?,?,?)"
putStrLn "Adding"
-- let xs'' = mapM_ (\x -> putStrLn $ " - " ++ x) xs'
executeMany stmt (map (\x -> [toSql (date x), toSql (localName x), toSql (name x), toSql (global x)]) xs)
executeMany stmt (map (\x -> [toSql (date x), toSql (localName x), toSql (name x)]) xs)
commit conn

-- This function will insert the country records into the dsatabase
insertLB :: Connection -> [HolidayRecord] -> IO ()
insertLB conn records = do
let xs = records
stmt <- prepare conn "INSERT INTO countries (countryCode,global) VALUES (?,?)"
putStrLn "Adding"
executeMany stmt (map (\x -> [toSql (countryCode x), toSql (global x)]) xs)
commit conn

-- This function will insert the country_holidays records into the dsatabase
insertSB :: Connection -> [HolidayRecord] -> IO ()
insertSB conn records = do
let xs = records
stmt <- prepare conn "INSERT INTO country_holidays (countryCode,localName) VALUES (?,?)"
putStrLn "Adding"
executeMany stmt (map (\x -> [toSql (countryCode x), toSql (localName x)]) xs)
commit conn

-- This function will select all the holidays of a given country
queryDB :: Connection -> String -> IO [[SqlValue]]
queryDB conn countryCode = do
Expand All @@ -76,7 +92,9 @@ queryDB conn countryCode = do
--This function will select all the holidays in the date specified of a given country
querySQ :: Connection -> String -> IO Bool
querySQ conn date = do
res <- quickQuery' conn "SELECT localName FROM holidays WHERE date BETWEEN'1-JAN-20'AND'31-JUL-20'"[toSql date]
let d1 = "31-JUL-20"
let d2 = "1-JAN-20"
res <- quickQuery' conn "SELECT localName FROM holidays WHERE date BETWEEN (?) AND (?)" [toSql date]
return (length res == 0)

-- This function will call all the names on the database.
Expand All @@ -90,28 +108,34 @@ recordToSqlValues :: HolidayRecord -> [SqlValue]
recordToSqlValues holidays =
[ toSql $ date holidays,
toSql $ localName holidays,
toSql $ name holidays,
toSql $ global holidays
toSql $ name holidays
]

holidayToSqlValues :: HolidayRecord -> [SqlValue]
holidayToSqlValues countries =
[ toSql $ countryCode countries
[ toSql $ countryCode countries,
toSql $ global countries
]


prepareInsertRecordStmt :: Connection -> IO Statement
prepareInsertRecordStmt conn = prepare conn "INSERT INTO holidays VALUES (?,?)"
{-
prepareInsertHolidayStmt conn = prepare conn "INSERT INTO holiday VALUES (?,?,?)"

prepareInsertGlobalStmt conn = prepare conn "INSERT INTO country_holidays VALUES (?,?,?)"
-}
prepareSelectRecordStma :: Connection -> IO Statement
prepareSelectRecordStma conn = prepare conn "SELECT FROM Country_holidays VALUES (?,?)"


saveHolidayRecord :: [HolidayRecord] -> Connection -> IO ()
saveHolidayRecord records conn = do
stmt <- prepareInsertRecordStmt conn
executeMany stmt (map recordToSqlValues records)
commit conn

dateNotInDB = undefined
stmt <- prepareInsertRecordStmt conn
executeMany stmt (map recordToSqlValues records)
commit conn
savecountriesRecord :: [HolidayRecord] -> Connection -> IO ()
savecountriesRecord record conn = do
stma <- prepareSelectRecordStma conn
executeMany stma (map recordToSqlValues record)
commit conn

dateNotInDB = undefined

nub = undefined
30 changes: 15 additions & 15 deletions src/Http.hs
Original file line number Diff line number Diff line change
@@ -1,15 +1,15 @@
module Http
( download
) where

import qualified Data.ByteString.Lazy.Char8 as L8
import Network.HTTP.Simple

type URL = String

download :: String -> IO L8.ByteString
download url = do
request <- parseRequest url
response <- httpLBS request
return $ getResponseBody response

module Http
( download
) where

import qualified Data.ByteString.Lazy.Char8 as L8
import Network.HTTP.Simple

type URL = String

download :: String -> IO L8.ByteString
download url = do
request <- parseRequest url
response <- httpLBS request
return $ getResponseBody response

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