Add database setup

.gitignore

@@ -1 +1,3 @@
 Assets/__titlepage.filled.tex
+Design.org
+Code/.env

Code/Pipfile

@@ -0,0 +1,14 @@
+[[source]]
+name = "pypi"
+url = "https://pypi.org/simple"
+verify_ssl = true
+
+[dev-packages]
+
+[packages]
+flask = "*"
+sqlalchemy = "*"
+pymysql = "*"
+
+[requires]
+python_version = "3.8"

Code/Pipfile.lock

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+        },
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+        "pymysql": {
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+            ],
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+            "version": "==0.9.3"
+        },
+        "sqlalchemy": {
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+                "sha256:bfb8f464a5000b567ac1d350b9090cf081180ec1ab4aa87e7bca12dab25320ec"
+            ],
+            "index": "pypi",
+            "version": "==1.3.12"
+        },
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+            "hashes": [
+                "sha256:7280924747b5733b246fe23972186c6b348f9ae29724135a6dfc1e53cea433e7",
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+            ],
+            "version": "==0.16.0"
+        }
+    },
+    "develop": {}
+}

Code/database/db_setup.py

@@ -0,0 +1,20 @@
+from sqlalchemy import create_engine
+
+
+def create_connection():
+    db_name = get_env_variable("DB_NAME")
+    db_user = get_env_variable("DB_USER")
+    db_password = get_env_variable("DB_PASSWORD")
+    db_url = get_env_variable("DB_URL")
+    db_connection_uri = "mysql+pymysql://{user}:{pw}@{url}/{db}".format(
+        user=db_user, pw=db_password, url=db_url, db=db_name
+    )
+    engine = sqlalchemy.create_engine(db_connection_uri, echo=True)
+
+
+def get_env_variable(name):
+    try:
+        return os.environ[name]
+    except KeyError:
+        message = "Expected environment variable '{}' not set.".format(name)
+        raise Exception(message)

Design.org

@@ -1,47 +1,58 @@
 * DB
-** Fields
+** ID
-*** ID
+** Location
-*** Location
+** Area change
-*** Area change
+** Volume change
-*** Volume change
+** Name
-*** Name
 * Users
 ** Admin
 * Tasks
-** TODO Parsing script [0/2] [0%]
+** Specification
-   - [ ] Select useful fiels with awk
+*** TODO Improve second handout [0/2] [0%]
-   - [ ] Sum of the volume and areas of each year
+- [ ] Correct diagrams
-** DONE Type requirements handout [4/4] [100%]
+- [ ] Add conceptual diagram
+*** INACTIVE Update date in YAML automatically [0/1] [0%]
+- [ ] Add to Makefile
+*** DONE Type requirements handout [4/4] [100%]
 CLOSED: [2019-09-27 Fri 14:54] SCHEDULED: <2019-09-27 Fri 23:55>
 - [X] Problem description
 - [X] Functional requirements
 - [X] Data requirements
 - [X] Semantic restrictions
-** DONE Makefile [3/3] [100%]
+*** DONE Makefile [3/3] [100%]
 CLOSED: [2019-09-30 Mon 20:05]
 - [X] Org to Markdown
 - [X] Add YAML to Markdown
 - [X] Compile to PDF using Eisvogel
-** TODO Update date in YAML automatically [0/2] [0%]
+*** DONE Add WGMS citation [2/2] [100%]
-   - [ ] Awk command
-   - [ ] Add to Makefile
-** DONE Add WGMS citation [2/2] [100%]
 CLOSED: [2019-10-08 Tue 18:16]
 - [X] Pandoc citations
 - [X] Bibtex syntax
-** DONE Setup PlantUML integration [2/2] [100%]
+*** DONE Setup PlantUML integration [2/2] [100%]
 CLOSED: [2019-10-18 Fri 17:58]
 - [X] Org Babel
 - [X] Source code on a different file
-** DONE Improve first handout [3/3] [100%]
+*** DONE Improve first handout [3/3] [100%]
 CLOSED: [2019-10-08 Tue 20:45]
 - [X] Data types
 - [X] Non functional requirements
 - [X] Longer description
-** DONE Generate diagrams [4/5] [80%]
+*** DONE Generate diagrams [4/5] [80%]
 CLOSED: [2019-11-01 Fri 00:34]
 - [X] Data-flow
 - [ ] Conceptual
 - [X] Functional
 - [X] Black box
 - [X] Entity-Relationship
+** Implementation
+*** TODO Backend [0/2] [0%]
+**** TODO Database [1/2] [50%]
+- [X] Connection
+- [ ] Creation of fields via class
+**** NEXT Flask framework
+-[[https://flask.palletsprojects.com/en/1.1.x/patterns/#patterns][ Patterns]]
+*** NEXT Parsing script [0/2] [0%]
+- [ ] Select useful fiels with awk
+- [ ] Arithmetic operations for comparisons
+*** INACTIVE Frontend [0/1] [0%]
+- [ ] [[https://adminlte.io/][Adminlte]]

Docs/Project.org

@@ -137,8 +137,9 @@
 #+CAPTION: IGDB
 [[./BB.png]]
 
+\clearpage
+    
 *** Diagrama Entidad-Relación  
-    \newpage
 
 [[./ER.png]]